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Cheap flights from Louisville (SDF) to Keflavik Intl (KEF) from $514

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SDF — KEF
Jun 6 — Jun 131
From?
To?
Thu 6/6
Thu 6/13
1 adult, Economy
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Cheap flight deals from Louisville to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 1, 2024.

Popular in

June

Cheapest in

April

Average price

$1,513

Round-trip from

$336
High demand for flights, 38% potential price rise
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Best time to find cheap flights, 34% potential price drop
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Average for round-trip flights in June 2024
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From Louisville Intl to Reykjavik Keflavik Intl
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What is the cheapest day to fly round-trip from Louisville to Reykjavik Keflavik Intl Airport?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Reykjavik Keflavik Intl Airport. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Louisville to Reykjavik Keflavik Intl Airport?

Flights from Louisville to Reykjavik Keflavik Intl Airport lean towards being more expensive in May. Prices are generally better when you fly from Louisville to Reykjavik Keflavik Intl Airport in November, with the cheapest ticket starting at $619.

What is the cheapest time of day to fly from SDF to KEF?

A simple way to save on the total cost of your ticket is to fly from Louisville to Reykjavik Keflavik Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

Cheap Lufthansa flights from Louisville to Keflavik Intl

Explore cheap flight options specifically provided by Lufthansa for the route between Louisville and Keflavik Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
Peruse some of the lowest-priced Lufthansa flights we've found from Louisville to Reykjavik. Make sure to check back often as deals are often changing.
Wed 10/2310:00 amSDF - KEF
2 stops22h 55mLufthansa
Tue 10/292:55 pmKEF - SDF
2 stops33h 53mLufthansa
Deal found 5/31$891
Fri 8/162:20 pmSDF - KEF
2 stops18h 35mLufthansa
Mon 8/1912:25 amKEF - SDF
2 stops20h 35mLufthansa
Deal found 6/1$1,265
Sat 8/175:20 pmSDF - KEF
2 stops26h 10mLufthansa
Mon 8/1912:25 amKEF - SDF
2 stops20h 35mLufthansa
Deal found 6/1$1,373
Tue 6/252:05 pmSDF - KEF
2 stops29h 25mLufthansa
Mon 7/112:25 amKEF - SDF
2 stops26h 19mLufthansa
Deal found 5/31$1,458
Wed 8/212:29 pmSDF - KEF
2 stops18h 26mLufthansa
Thu 8/221:10 amKEF - SDF
2 stops19h 50mLufthansa
Deal found 6/1$1,492

Cheap Delta flights from Louisville to Keflavik Intl

Explore cheap flight options specifically provided by Delta for the route between Louisville and Keflavik Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
Have a look at some of the cheapest available Delta flights departing from Louisville and landing in Reykjavik. Deals are refreshing constantly so come back soon for more options.
Mon 9/27:00 amSDF - KEF
1 stop20h 00mDelta
Wed 9/118:50 amKEF - SDF
1 stop18h 00mDelta
Deal found 6/1$561
Mon 9/28:20 amSDF - KEF
2 stops18h 40mDelta
Wed 9/118:50 amKEF - SDF
1 stop12h 58mDelta
Deal found 6/1$565
Sun 8/182:20 pmSDF - KEF
1 stop12h 00mDelta
Mon 8/268:50 amKEF - SDF
1 stop17h 59mDelta
Deal found 6/1$611
Sun 8/1812:45 pmSDF - KEF
2 stops13h 35mDelta
Sun 8/258:50 amKEF - SDF
2 stops19h 09mDelta
Deal found 6/1$615
Fri 8/167:30 pmSDF - KEF
1 stop31h 30mDelta
Sat 8/249:30 amKEF - SDF
1 stop10h 17mDelta
Deal found 6/1$667
Tue 8/202:20 pmSDF - KEF
1 stop12h 00mDelta
Mon 8/268:50 amKEF - SDF
1 stop13h 00mDelta
Deal found 6/1$711
Thu 8/222:20 pmSDF - KEF
1 stop12h 00mDelta
Mon 8/268:50 amKEF - SDF
1 stop13h 00mDelta
Deal found 6/1$761
Tue 6/252:20 pmSDF - KEF
1 stop12h 00mDelta
Tue 7/28:50 amKEF - SDF
1 stop13h 00mDelta
Deal found 5/31$1,009
Sat 9/287:20 amSDF - KEF
1 stop19h 00mDelta
Sun 10/68:50 amKEF - SDF
1 stop18h 03mDelta
Deal found 5/31$1,025

Cheap Louisville to Keflavik Intl flights in June & July 2024

Find cheap flight options from Louisville to Keflavik Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on June 1, 2024.
The lowest fares we've come across on flights traveling from Louisville to Reykjavik in June and July 2024. Check back soon for alternative fares.
Tue 6/259:30 amSDF - KEF
2 stops19h 05mAir Canada
Tue 7/210:00 amKEF - SDF
2 stops14h 26mAir Canada
Deal found 5/31$820
Tue 6/2511:00 amSDF - KEF
3 stops17h 35mMultiple Airlines
Tue 7/210:00 amKEF - SDF
2 stops14h 26mMultiple Airlines
Deal found 5/31$935
Fri 5/3111:00 amSDF - KEF
1 stop17h 30mMultiple Airlines
Fri 6/710:00 amKEF - SDF
2 stops38h 02mMultiple Airlines
Deal found 5/30$937
Fri 5/312:05 pmSDF - KEF
2 stops12h 55mMultiple Airlines
Fri 6/710:00 amKEF - SDF
2 stops38h 02mMultiple Airlines
Deal found 5/30$942
Fri 5/317:43 amSDF - KEF
3 stops17h 02mMultiple Airlines
Fri 6/73:50 pmKEF - SDF
2 stops26h 12mMultiple Airlines
Deal found 5/30$970
Tue 6/2511:00 amSDF - KEF
3 stops17h 35mAir Canada
Tue 7/210:00 amKEF - SDF
3 stops14h 26mAir Canada
Deal found 5/31$991
Tue 6/252:20 pmSDF - KEF
1 stop12h 00mDelta
Tue 7/28:50 amKEF - SDF
1 stop13h 00mDelta
Deal found 5/31$1,009
Tue 6/252:20 pmSDF - KEF
1 stop12h 00mAir France
Tue 7/28:50 amKEF - SDF
2 stops14h 43mAir France
Deal found 5/31$1,013
Fri 5/3111:00 amSDF - KEF
1 stop17h 30mUnited Airlines
Fri 6/712:00 pmKEF - SDF
1 stop12h 19mUnited Airlines
Deal found 5/30$1,059

Louisville to Keflavik Intl 2024 flight deals

Discover exclusive flight deals for travel between Louisville and Keflavik Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
The lowest fares we've come across on flights traveling from Louisville to Reykjavik in June and July 2024. Check back soon for alternative fares.
Mon 9/26:00 amSDF - KEF
2 stops21h 00mMultiple Airlines
Wed 9/1110:00 amKEF - SDF
2 stops38h 31mMultiple Airlines
Deal found 6/1$514
Mon 8/192:02 pmSDF - KEF
2 stops14h 33mMultiple Airlines
Mon 8/269:45 amKEF - SDF
2 stops13h 20mMultiple Airlines
Deal found 6/1$546
Mon 9/27:00 amSDF - KEF
1 stop20h 00mDelta
Wed 9/118:50 amKEF - SDF
1 stop18h 00mDelta
Deal found 6/1$561
Mon 9/28:20 amSDF - KEF
2 stops18h 40mDelta
Wed 9/118:50 amKEF - SDF
1 stop12h 58mDelta
Deal found 6/1$565
Sat 9/287:00 amSDF - KEF
2 stops21h 35mAir Canada
Sun 10/69:45 amKEF - SDF
2 stops38h 13mAir Canada
Deal found 6/1$585
Sat 8/1712:24 pmSDF - KEF
2 stops16h 11mMultiple Airlines
Mon 8/269:45 amKEF - SDF
2 stops13h 20mMultiple Airlines
Deal found 6/1$591
Fri 8/162:20 pmSDF - KEF
2 stops14h 15mMultiple Airlines
Fri 8/2310:00 amKEF - SDF
2 stops14h 18mMultiple Airlines
Deal found 6/1$596
Sun 8/181:36 pmSDF - KEF
1 stop13h 24mDelta
Sun 8/258:50 amKEF - SDF
1 stop13h 00mDelta
Deal found 6/1$611
Sun 8/1812:45 pmSDF - KEF
2 stops13h 35mDelta
Sun 8/258:50 amKEF - SDF
2 stops19h 09mDelta
Deal found 6/1$615

Find flights from Louisville to Keflavik Intl within your budget

Customize your flight search to find flights from Louisville to Keflavik Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$514 - $1,268

Route

Depart

Return

Price

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Mon 9/2

2 stops21h 00m

Reykjavik Keflavik Intl

Wed 9/11

2 stops38h 31m

$514

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Mon 8/19

2 stops14h 33m

Reykjavik Keflavik Intl

Mon 8/26

2 stops13h 20m

$546

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Mon 9/2

1 stop20h 00m

Reykjavik Keflavik Intl

Wed 9/11

1 stop18h 00m

$561

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Mon 9/2

2 stops18h 40m

Reykjavik Keflavik Intl

Wed 9/11

1 stop12h 58m

$565

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Sat 9/28

2 stops21h 35m

Reykjavik Keflavik Intl

Sun 10/6

2 stops38h 13m

$585

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Sat 8/17

2 stops16h 11m

Reykjavik Keflavik Intl

Mon 8/26

2 stops13h 20m

$591

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Wed 10/23

2 stops22h 55m

Reykjavik Keflavik Intl

Tue 10/29

2 stops33h 53m

$891

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Tue 6/25

1 stop12h 00m

Reykjavik Keflavik Intl

Tue 7/2

2 stops14h 43m

$1,013

Louisville IntlReykjavik Keflavik Intl

SDF - KEF

SDFKEF

Louisville Intl

Sun 8/18

2 stops14h 03m

Reykjavik Keflavik Intl

Fri 8/23

2 stops16h 34m

$1,268

Flights are sorted by cheapest first

Deals found on 6/1

What is the cheapest day to fly from Louisville to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Keflavik Intl. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Louisville to Reykjavik Keflavik Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Louisville to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature and rainfall totals by month.

KEF

Temperature

32 - 51.8 °F

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated June 1, 2024.
See what other customers who have flown with Lufthansa, Delta and Air Canada from Louisville to Reykjavik have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,419 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,419 reviews
Delta
8.0
Very good
10,419 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,512 reviews
Delta
8.0
Very good
10,419 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,729 reviews
Delta
8.0
Very good
10,419 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,754 reviews
Delta
8.0
Very good
10,419 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,268 reviews
Delta
8.0
Very good
10,419 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to Reykjavik Keflavik Intl?

    If you book a flight to Reykjavik Keflavik Intl from Louisville, you will be flying from Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville. There are 0 flights from Louisville Intl to Reykjavik Keflavik Intl per day from 2 different airlines.

  • Can I find flights from Louisville to Reykjavik Keflavik Intl Airport for under $600 on Cheapflights?

    Yes, there are multiple flights from Louisville to Reykjavik Keflavik Intl Airport for under $600. The cheapest flight booked recently is on Multiple Airlines for just $514, but on average you can expect to pay $644.

  • What are the cheapest airlines flying from Louisville to Reykjavik Keflavik Intl Airport round-trip?

    According to our current data, Delta ($561), Air Canada ($585), and Lufthansa ($891) offers the cheapest pricing from Louisville to Reykjavik Keflavik Intl Airport. These flights start at 39% lower than the current average price 3 months from now.

  • What does SDF to KEF mean?

    SDF and KEF are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SDF to KEF refers to a flight route from Louisville Intl Airport to Reykjavik Keflavik Intl Airport.

  • Can I find deals for flights from Louisville to Keflavik Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Louisville to Keflavik Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Louisville to Keflavik Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Louisville to Keflavik Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Louisville to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on Louisville to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Keflavik Intl.

  • Can I find deals for business class flights from Louisville to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Louisville to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Louisville to Keflavik Intl that allow pets onboard?

    Many airlines flying from Louisville to Keflavik Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Louisville to Keflavik Intl?

    Yes, you can often find last-minute deals on Louisville to Keflavik Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Louisville to Reykjavik Keflavik Intl Airport flight deals updated?

    The Louisville to Reykjavik Keflavik Intl Airport flight deals you see on this page were last updated on 6/1.

  • What is the cheapest month to book a flight from Louisville to Reykjavik Keflavik Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Reykjavik Keflavik Intl Airport (average of $339). Flying from Louisville to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $710). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Louisville to Keflavik Intl
See prices for flight routes from nearby airports that may be better suited for you.

Nashville to Keflavik Intl flights
Cincinnati to Keflavik Intl flights
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Top 2 airlines flying from Louisville to Keflavik Intl

Discover the top 2 airlines that operate flights from Louisville to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated June 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$640Average$1,093FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$710Average$870FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Louisville to Keflavik Intl by cabin class

Find flights from Louisville to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Louisville to Keflavik Intl?

Cheapflights helps you search for flights from Louisville to Keflavik Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Louisville to Keflavik Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Keflavik Intl from Louisville.

Can Cheapflights find flights from Louisville to Keflavik Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Louisville to Keflavik Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Louisville to Keflavik Intl become cheaper?

Yes, Cheapflights offers price alerts on Louisville to Keflavik Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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