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Keflavik Intl

$646+ Cheap flights from Billings (BIL) to Keflavik Intl (KEF)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — KEF
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Billings to Keflavik Intl

Best flights from Billings to Keflavik Intl
Discover carefully curated flight deals from Billings to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

This flugladen.de deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:00 amBIL - KEF
1 stop16h 15mMultiple Airlines
Tue 2/105:00 pmKEF - BIL
1 stop28h 55mMultiple Airlines
Deal found 12/14$646
This United Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:51 pmBIL - KEF
2 stops32h 39mUnited Airlines
Mon 6/111:30 amKEF - BIL
3 stops31h 43mUnited Airlines
Deal found 12/12$892
This KLM deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:15 amBIL - KEF
1 stop18h 45mMultiple Airlines
Mon 6/19:30 amKEF - BIL
1 stop19h 07mMultiple Airlines
Deal found 12/13$1,053

Find flight deals from Billings to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 December 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$892
(United Airlines)
Provider with most accurate pricing for Billings Logan Intl-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Reykjavik Keflavik Intl flights.
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From Billings Logan Intl to Reykjavik Keflavik Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Billings to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Billings

Fly to

Keflavik Intl

Route

Depart

Return

Price

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 2/3

7:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Tue 2/10

5:00 pm-2:55 pm

1 stop28h 55m

$646

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

11:30 am-1:13 pm

3 stops31h 43m

$892

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

Tue 5/19

6:15 am-7:00 am

1 stop18h 45m

Reykjavik Keflavik Intl

Mon 6/1

9:30 am-10:37 pm

1 stop19h 07m

$1,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

  • Most accurate provider: When it comes to deals on Billings-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Billings-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Billings to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Billings 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.

Related info for your journey

Find useful and relevant information for your journey from Billings 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 Billings to Reykjavik Keflavik Intl?

    Billings Logan Intl (BIL) is the airport you will fly out of if you book a flight from Billings to Reykjavik Keflavik Intl. You should not have trouble finding flights to Reykjavik Keflavik Intl from Billings Logan Intl; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Billings airport to Reykjavik Keflavik Intl. It is only a 2.7 mi journey to Billings Logan Intl (BIL) from Billings’s city center.

  • How long is the flight from Billings to Reykjavik Keflavik Intl Airport?

    Airlines like United Airlines fly from Billings to Reykjavik Keflavik Intl Airport in about 32h 39m. The time it takes to get you to your destination can typically vary by up to . Billings and Reykjavik Keflavik Intl Airport are separated by a distance of 3331 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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.

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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