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Cheap flights from Billings to Reykjavik from $869

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Reykjavik departing on 5/19. 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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Find the cheapest flights from Billings to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:05 am - 8:30 am
BIL
-
KEF
21h 25m
2 stops
United Airlines Logo
12:00 pm - 9:17 pm
KEF
-
BIL
15h 17m
2 stops
$869United Airlines
Tue, May 19 - Mon, Jun 1
United Airlines Logo
2:30 pm - 8:30 am
BIL
-
KEF
36h 00m
2 stops
United Airlines Logo
11:30 am - 1:22 pm
KEF
-
BIL
31h 52m
3 stops
$882United Airlines
Tue, May 19 - Mon, Jun 1
United Airlines Logo
5:05 am - 8:30 am
BIL
-
KEF
21h 25m
2 stops
United Airlines Logo
12:00 pm - 1:22 pm
KEF
-
BIL
31h 22m
3 stops
$889United Airlines
Tue, May 19 - Mon, Jun 1
United Airlines Logo
5:51 pm - 8:30 am
BIL
-
KEF
32h 39m
2 stops
United Airlines Logo
12:00 pm - 10:15 pm
KEF
-
BIL
16h 15m
1 stop
$902United Airlines
Tue, May 19 - Mon, Jun 1
Alaska Airlines Logo
7:21 pm - 6:15 am
BIL
-
KEF
28h 54m
1 stop
Alaska Airlines Logo
4:50 pm - 11:33 pm
KEF
-
BIL
12h 43m
1 stop
$1,035Alaska Airlines
Tue, May 19 - Mon, Jun 1
Multiple Airlines Logo
7:21 pm - 9:25 am
BIL
-
KEF
32h 04m
1 stop
Multiple Airlines Logo
10:40 am - 1:21 pm
KEF
-
BIL
32h 41m
1 stop
$1,042Multiple Airlines
Tue, May 19 - Mon, Jun 1
Alaska Airlines Logo
7:21 pm - 6:15 am
BIL
-
KEF
28h 54m
1 stop
Alaska Airlines Logo
10:40 am - 1:21 pm
KEF
-
BIL
32h 41m
1 stop
$1,045Alaska Airlines
Tue, May 19 - Mon, Jun 1
Alaska Airlines Logo
7:22 pm - 2:00 pm
BIL
-
KEF
12h 38m
1 stop
Alaska Airlines Logo
7:45 pm - 3:03 pm
KEF
-
BIL
25h 18m
2 stops
$1,085Alaska Airlines
Sat, Jun 20 - Sat, Jun 27
Alaska Airlines Logo
3:43 pm - 2:00 pm
BIL
-
KEF
16h 17m
2 stops
Alaska Airlines Logo
7:45 pm - 3:03 pm
KEF
-
BIL
25h 18m
2 stops
$1,150Alaska Airlines
Sat, Jun 20 - Sat, Jun 27
Alaska Airlines Logo
7:22 pm - 2:00 pm
BIL
-
KEF
12h 38m
1 stop
Alaska Airlines Logo
10:40 am - 11:51 pm
KEF
-
BIL
19h 11m
1 stop
$1,202Alaska Airlines
Sat, Jun 20 - Sat, Jun 27

Alaska Airlines flights from Billings to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Billings to Reykjavik Keflavik Intl Airport flight tickets
Alaska Airlines
May 19
BIL7:21 pmBillings Logan Intl
28h 54m
1 stop
KEF6:15 amReykjavik Keflavik Intl
Jun 1
KEF4:50 pmReykjavik Keflavik Intl
12h 43m
1 stop
BIL11:33 pmBillings Logan Intl
$1,035
Alaska Airlines
May 19
BIL7:21 pmBillings Logan Intl
28h 54m
1 stop
KEF6:15 amReykjavik Keflavik Intl
Jun 1
KEF10:40 amReykjavik Keflavik Intl
32h 41m
1 stop
BIL1:21 pmBillings Logan Intl
$1,045
Alaska Airlines
Jun 20
BIL7:22 pmBillings Logan Intl
12h 38m
1 stop
KEF2:00 pmReykjavik Keflavik Intl
Jun 27
KEF7:45 pmReykjavik Keflavik Intl
25h 18m
2 stops
BIL3:03 pmBillings Logan Intl
$1,085

United Airlines flights from Billings to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Billings to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
May 19
BIL5:05 amBillings Logan Intl
21h 25m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Jun 1
KEF12:00 pmReykjavik Keflavik Intl
15h 17m
2 stops
BIL9:17 pmBillings Logan Intl
$869
United Airlines
May 19
BIL2:30 pmBillings Logan Intl
36h 00m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Jun 1
KEF11:30 amReykjavik Keflavik Intl
31h 52m
3 stops
BIL1:22 pmBillings Logan Intl
$882
United Airlines
May 19
BIL5:05 amBillings Logan Intl
21h 25m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Jun 1
KEF12:00 pmReykjavik Keflavik Intl
31h 22m
3 stops
BIL1:22 pmBillings Logan Intl
$889

momondo Fare Finder

 
Customize your flight search to find flights from Billings 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 February 26, 2026.
Use the filters below to find and compare flights from Billings to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

5:05 am-8:30 am

2 stops21h 25m

Reykjavik Keflavik Intl

Mon 6/1

12:00 pm-9:17 pm

2 stops15h 17m

$869

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

2:30 pm-8:30 am

2 stops36h 00m

Reykjavik Keflavik Intl

Mon 6/1

11:30 am-1:22 pm

3 stops31h 52m

$882

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

5:05 am-8:30 am

2 stops21h 25m

Reykjavik Keflavik Intl

Mon 6/1

12:00 pm-1:22 pm

3 stops31h 22m

$889

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

5:51 pm-8:30 am

2 stops32h 39m

Reykjavik Keflavik Intl

Mon 6/1

12:00 pm-10:15 pm

1 stop16h 15m

$902

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

7:21 pm-6:15 am

1 stop28h 54m

Reykjavik Keflavik Intl

Mon 6/1

4:50 pm-11:33 pm

1 stop12h 43m

$1,035

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

7:21 pm-9:25 am

1 stop32h 04m

Reykjavik Keflavik Intl

Mon 6/1

10:40 am-1:21 pm

1 stop32h 41m

$1,042

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

7:21 pm-6:15 am

1 stop28h 54m

Reykjavik Keflavik Intl

Mon 6/1

10:40 am-1:21 pm

1 stop32h 41m

$1,045

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Sat 6/20

7:22 pm-2:00 pm

1 stop12h 38m

Reykjavik Keflavik Intl

Sat 6/27

7:45 pm-3:03 pm

2 stops25h 18m

$1,085

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Sat 6/20

3:43 pm-2:00 pm

2 stops16h 17m

Reykjavik Keflavik Intl

Sat 6/27

7:45 pm-3:03 pm

2 stops25h 18m

$1,150

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Sat 6/20

7:22 pm-2:00 pm

1 stop12h 38m

Reykjavik Keflavik Intl

Sat 6/27

10:40 am-11:51 pm

1 stop19h 11m

$1,202

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Billings to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Billings 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 Billings to Reykjavik Keflavik Intl Airport (BIL to KEF) flight deals and tips

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

Fastest flight time

12h 38m

Direct flights

None
The fastest flight from Billings to Reykjavik Keflavik Intl Airport takes 12h 38m
There are no direct flights from Billings to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Billings to Reykjavik Keflavik Intl Airport.
Search flight deals

  • How far is Billings Logan Intl to Reykjavik Keflavik Intl by plane?

    Reykjavik Keflavik Intl is 3330.9 mi away from Billings Logan Intl. 12h 38m is a normal flight duration for this route.

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

    Prices for flights from Billings Logan Intl Airport to Reykjavik Keflavik Intl Airport were last updated today.

  • How old do you have to be to fly from Billings Logan 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 Billings Logan Intl Airport to Reykjavik Keflavik Intl Airport.

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

    The travel and health documents you'll need for your trip to Reykjavik Keflavik Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Billings to Reykjavik Keflavik Intl Airport?

    Confirm your travel details to search for the latest offers for flights from Billings to Reykjavik Keflavik Intl Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Billings to Reykjavik Keflavik Intl Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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 Billings to Reykjavik?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from Billings.

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

momondo does allow users to show only those flights to Reykjavik from Billings which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Billings to Reykjavik.

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

Yes momondo offers price alerts on flights to Reykjavik from Billings. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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