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Cheap flights from Louisville to Reykjavik from $543

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Reykjavik departing on 4/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:01 am - 9:30 am
SDF
-
KEF
18h 29m2 stops
Multiple Airlines Logo
11:25 am - 10:54 pm
KEF
-
SDF
15h 29m2 stops
$543Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
5:54 pm - 9:30 am
SDF
-
KEF
35h 36m2 stops
Multiple Airlines Logo
11:25 am - 10:37 pm
KEF
-
SDF
15h 12m2 stops
$564Multiple Airlines
Wed, Apr 29 - Thu, May 7
Virgin Atlantic Logo
1:00 pm - 9:30 am
SDF
-
KEF
16h 30m2 stops
Virgin Atlantic Logo
11:25 am - 11:59 pm
KEF
-
SDF
16h 34m2 stops
$593Virgin Atlantic
Sat, Apr 18 - Sat, Apr 25
KLM Logo
1:20 pm - 7:00 am
SDF
-
KEF
13h 40m1 stop
KLM Logo
9:30 am - 10:50 pm
KEF
-
SDF
17h 20m1 stop
$633KLM
Tue, May 12 - Wed, May 20
Multiple Airlines Logo
1:00 pm - 7:00 am
SDF
-
KEF
14h 00m2 stops
Multiple Airlines Logo
9:30 am - 10:50 pm
KEF
-
SDF
17h 20m1 stop
$638Multiple Airlines
Tue, May 12 - Wed, May 20
Delta Logo
11:01 am - 9:30 am
SDF
-
KEF
18h 29m2 stops
Delta Logo
11:25 am - 11:59 pm
KEF
-
SDF
16h 34m2 stops
$658Delta
Wed, Apr 29 - Thu, May 7
Lufthansa Logo
5:43 pm - 12:10 am
SDF
-
KEF
26h 27m2 stops
Lufthansa Logo
12:25 am - 7:42 pm
KEF
-
SDF
23h 17m2 stops
$804Lufthansa
Fri, Apr 3 - Fri, Apr 10
Scandinavian Airlines Logo
2:00 pm - 4:15 pm
SDF
-
KEF
22h 15m2 stops
Scandinavian Airlines Logo
5:10 pm - 10:37 pm
KEF
-
SDF
33h 27m2 stops
$812Scandinavian Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
8:58 am - 10:00 am
SDF
-
KEF
21h 02m3 stops
Multiple Airlines Logo
8:35 am - 9:04 am
KEF
-
SDF
28h 29m2 stops
$894Multiple Airlines
Tue, May 12 - Wed, May 20
Air Canada Logo
7:00 am - 7:55 am
SDF
-
KEF
20h 55m2 stops
Air Canada Logo
9:15 am - 4:49 pm
KEF
-
SDF
35h 34m2 stops
$961Air Canada
Tue, Jun 2 - Wed, Jun 10

KLM flights from Louisville to Reykjavik Keflavik Intl Airport

Our best KLM deals on Louisville to Reykjavik Keflavik Intl Airport flight tickets
KLM
May 12
SDF1:20 pmLouisville Intl
13h 40m
1 stop
KEF7:00 amReykjavik Keflavik Intl
May 20
KEF9:30 amReykjavik Keflavik Intl
17h 20m
1 stop
SDF10:50 pmLouisville Intl
$633
Find similar
KLM
Jun 1
SDF2:15 pmLouisville Intl
12h 05m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Jun 7
KEF8:50 amReykjavik Keflavik Intl
12h 51m
1 stop
SDF5:41 pmLouisville Intl
$1,314
Find similar
KLM
Jun 2
SDF2:15 pmLouisville Intl
12h 05m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Jun 10
KEF9:30 amReykjavik Keflavik Intl
13h 31m
2 stops
SDF7:01 pmLouisville Intl
$1,319
Find similar

Scandinavian Airlines flights from Louisville to Reykjavik Keflavik Intl Airport

Our best Scandinavian Airlines deals on Louisville to Reykjavik Keflavik Intl Airport flight tickets
Scandinavian Airlines
Apr 18
SDF2:00 pmLouisville Intl
22h 15m
2 stops
KEF4:15 pmReykjavik Keflavik Intl
Apr 25
KEF5:10 pmReykjavik Keflavik Intl
33h 27m
2 stops
SDF10:37 pmLouisville Intl
$812
Find similar
Scandinavian Airlines
Feb 28
SDF10:18 amLouisville Intl
43h 27m
2 stops
KEF10:45 amReykjavik Keflavik Intl
Mar 7
KEF11:25 amReykjavik Keflavik Intl
40h 32m
2 stops
SDF10:57 pmLouisville Intl
$1,142
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Reykjavik Keflavik Intl Airport 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Louisville to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Mon 4/13

11:01 am-9:30 am

2 stops18h 29m

Reykjavik Keflavik Intl

Mon 4/20

11:25 am-10:54 pm

2 stops15h 29m

$543

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Wed 4/29

5:54 pm-9:30 am

2 stops35h 36m

Reykjavik Keflavik Intl

Thu 5/7

11:25 am-10:37 pm

2 stops15h 12m

$564

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Sat 4/18

1:00 pm-9:30 am

2 stops16h 30m

Reykjavik Keflavik Intl

Sat 4/25

11:25 am-11:59 pm

2 stops16h 34m

$593

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Tue 5/12

1:20 pm-7:00 am

1 stop13h 40m

Reykjavik Keflavik Intl

Wed 5/20

9:30 am-10:50 pm

1 stop17h 20m

$633

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Tue 5/12

1:00 pm-7:00 am

2 stops14h 00m

Reykjavik Keflavik Intl

Wed 5/20

9:30 am-10:50 pm

1 stop17h 20m

$638

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Wed 4/29

11:01 am-9:30 am

2 stops18h 29m

Reykjavik Keflavik Intl

Thu 5/7

11:25 am-11:59 pm

2 stops16h 34m

$658

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Fri 4/3

5:43 pm-12:10 am

2 stops26h 27m

Reykjavik Keflavik Intl

Fri 4/10

12:25 am-7:42 pm

2 stops23h 17m

$804

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Sat 4/18

2:00 pm-4:15 pm

2 stops22h 15m

Reykjavik Keflavik Intl

Sat 4/25

5:10 pm-10:37 pm

2 stops33h 27m

$812

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Tue 5/12

8:58 am-10:00 am

3 stops21h 02m

Reykjavik Keflavik Intl

Wed 5/20

8:35 am-9:04 am

2 stops28h 29m

$894

LouisvilleReykjavik

SDF - KEF

SDFKEF

Louisville Intl

Tue 6/2

7:00 am-7:55 am

2 stops20h 55m

Reykjavik Keflavik Intl

Wed 6/10

9:15 am-4:49 pm

2 stops35h 34m

$961

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Reykjavik from

How to get the cheapest flight ticket from Louisville to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest day to depart from Louisville to Reykjavik Keflavik Intl Airport is on a Wednesday when prices can be found for as low as $710. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Friday, with ticket prices averaging around $1,243.

What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the morning when flights can be purchased for as low as $680. Flights at noon are often more expensive with an average ticket price of $913.

When to book flights from Louisville to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Reykjavik Keflavik Intl Airport (SDF to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Reykjavik Keflavik Intl Airport

Fastest flight time

10h 30m

Direct flights

None
The fastest flight from Louisville to Reykjavik Keflavik Intl Airport takes 10h 30m
There are no direct flights from Louisville to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Louisville to Reykjavik Keflavik Intl Airport.
Search flight deals

  • How far is Louisville Intl to Reykjavik Keflavik Intl by plane?

    The distance between Louisville Intl and Reykjavik Keflavik Intl is about 3079.9 mi. Typically, this will take 10h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Louisville Intl Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Louisville Intl Airport to Reykjavik Keflavik Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Louisville Intl Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The necessary travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Reykjavik?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Reykjavik. momondo saves you time and could save you money on your trip.

Can I find flights from Louisville to Reykjavik with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Reykjavik from Louisville with this policy.

How can momondo help me find flights from Louisville to Reykjavik?

Once all potential Louisville to Reykjavik flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Louisville to Reykjavik right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Louisville to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.

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