SDF - KEF

$465 Find Cheap Flights from Louisville to Reykjavik - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$829
Typical prices: $791-$1,186
Multiple Airlines
Sat 10/20Sat 10/27
SDF - KEF • 1 stop
Cheapest one-way
$465
Typical prices: $680-$735
Delta
Sat 9/29
SDF - KEF • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Louisville and Reykjavik Keflavik Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 23% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Dulles Intl (IAD)
Cheapest • Avg $722 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 9h 33m (one-way)
Insights
Insights
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We hope you love your trip to Reykjavik Keflavik Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to Keflavik Intl (SDF-KEF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Louisville to Keflavik Intl

Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
1:05 pm - 9:10 amSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
16h 05m1 stop Baltimore/Washington
Multiple Airlines Logo
5:00 pm - 11:05 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
10h 05m1 stop Baltimore/Washington
$829Multiple Airlines
Sun, Dec 6 - Fri, Dec 11
Multiple Airlines Logo
12:05 pm - 6:30 amSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
13h 25m1 stop Baltimore/Washington
Multiple Airlines Logo
5:00 pm - 12:55 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
24h 55m1 stop Baltimore/Washington
$838Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
Scandinavian Airlines Logo
1:59 pm - 4:45 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
22h 46m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
Scandinavian Airlines Logo
11:35 am - 11:59 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
40h 24m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
$903Scandinavian Airlines
Tue, Oct 20 - Tue, Oct 27
Scandinavian Airlines Logo
1:20 pm - 4:45 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
23h 25m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
11:35 am - 11:59 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
40h 24m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
$905Scandinavian Airlines
Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
1:20 pm - 4:45 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
23h 25m2 stops Boston Logan Intl Kastrup Copenhagen
Multiple Airlines Logo
4:30 pm - 11:59 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
35h 29m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
$912Multiple Airlines
Tue, Dec 1 - Sun, Dec 6
Multiple Airlines Logo
12:55 pm - 6:15 amSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
12h 20m1 stop Orlando
Multiple Airlines Logo
5:00 pm - 12:20 amKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
12h 20m1 stop Baltimore/Washington
$914Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
1:20 pm - 4:45 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
23h 25m2 stops Boston Logan Intl Kastrup Copenhagen
Multiple Airlines Logo
4:30 pm - 11:59 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
35h 29m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
$925Multiple Airlines
Tue, Dec 1 - Sun, Dec 6
Multiple Airlines Logo
2:11 pm - 2:20 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
43h 09m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Multiple Airlines Logo
3:20 pm - 6:12 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
31h 52m2 stops Frankfurt am Main Chicago O'Hare Intl
$926Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
Scandinavian Airlines Logo
1:20 pm - 4:45 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
23h 25m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
11:35 am - 11:59 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
40h 24m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
$934Scandinavian Airlines
Sat, Jan 23 - Sat, Jan 30
Lufthansa Logo
1:55 pm - 2:25 pmSDF  Louisville Intl-KEF Reykjavik Keflavik Intl
19h 30m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
3:10 pm - 11:15 pmKEF  Reykjavik Keflavik Intl-SDF Louisville Intl
37h 05m2 stops Munich Franz Josef Strauss Newark
$938Lufthansa
Booking Insights

Price, demand and travel trends for Louisville to Reykjavik Keflavik Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Louisville to Reykjavik Keflavik Intl Airport with more confidence.

What's the cheapest day of the week to fly from Louisville to Reykjavik Keflavik Intl Airport?

Tuesday is the cheapest day of the week to fly from Louisville to Reykjavik Keflavik Intl Airport, it is 19% cheaper than the average day. Sunday is the most expensive day with flight prices 57% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Louisville to Reykjavik Keflavik Intl Airport flights

Low season

January

Cheapest flight

$465
Most popular time to fly with an average 21% increase in price.
Flight from Louisville to Reykjavik Keflavik Intl Airport

When to book flights from Louisville to Keflavik Intl

Are your dates flexible? Find out the best times to travel from Louisville to Keflavik Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Louisville to Reykjavik Keflavik Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Louisville to Reykjavik Keflavik Intl Airport?

    Flights from Louisville to Reykjavik Keflavik Intl Airport usually depart from Louisville Intl (SDF) and arrive at Reykjavik Keflavik Intl (KEF).

  • What cabin classes can I book on flights from Louisville to Reykjavik Keflavik Intl Airport?

    Two cabin classes are available on flights from Louisville to Reykjavik Keflavik Intl Airport:

    • Economy Class
    • Business Class

  • Which airports do connecting flights from Louisville to Reykjavik Keflavik Intl Airport pass through?

    One-stop flights from Louisville to Reykjavik Keflavik Intl Airport most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 50% of one-stop connections
    • Minneapolis St Paul (MSP) - 23% of one-stop connections
    • Baltimore/Washington (BWI) - 8% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 8% of one-stop connections

    Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Louisville to Reykjavik Keflavik Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 49% on the Louisville to Reykjavik Keflavik Intl Airport route. Tuesday is the cheapest departure day at $804 round-trip on average, while Sunday is the most expensive at $1,550, a difference of $746. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Reykjavik Keflavik Intl Airport?

    Some of the most popular sights in Reykjavik Keflavik Intl Airport are Hallgrímskirkja, Reykjavik City Centre and Reykjavik Harbour. These are among the most viewed places in Reykjavik Keflavik Intl Airport on KAYAK.

  • How long is a flight from Louisville to Reykjavik Keflavik Intl Airport?

    A nonstop flight from Louisville to Reykjavik Keflavik Intl Airport takes 0h 00m, covering 3,084 miles.

  • Do I need a passport to fly from Louisville to Reykjavik Keflavik Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Louisville to Reykjavik Keflavik Intl Airport looking right now?

    One-way fares from Louisville to Reykjavik Keflavik Intl Airport are currently lower than usual. Average one-way flight prices are about $585, which is 21% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Louisville to Reykjavik Keflavik Intl Airport?

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 9h 33m, compared with 10h 33m via Baltimore/Washington (BWI) and 10h 36m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Louisville and Reykjavik Keflavik Intl Airport?

    Reykjavik Keflavik Intl Airport is 4 hours ahead of Louisville (Greenwich Mean Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Reykjavik Keflavik Intl Airport (KEF)?

    Reykjavik Keflavik Intl Airport (KEF) hosts 5 major car rental companies, with daily rates starting from around $16 for economy cars. Top options include:
    · Ice Rental 4x4
    · Fair Car
    · Budget
    · Europcar
    · Alamo

  • How much should I expect to pay for a Louisville to Reykjavik Keflavik Intl Airport flight?

    Round-trip flights from Louisville to Reykjavik Keflavik Intl Airport range from $791 to $1,186, with an average of $983 over the past 12 months. Anything below $791 counts as a good deal.

Your guide to booking Louisville to Reykjavik Keflavik Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $804 - about $746 less than Sunday (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Louisville to Reykjavik Keflavik Intl Airport trip for August. Fares historically average $754 round-trip in that month - typically $845 less than the most expensive month, which is March (based on the last 12 months).

Everything you need to know for your flight from Louisville to Keflavik Intl

Information on your arrival and departure airports

Louisville (SDF)
Keflavik Intl (KEF)