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Cheap flights from Billings to Reykjavik from $540

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Reykjavik departing on 1/1. 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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0 bags

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Cheap round-trip flights

Multiple Airlines Logo
6:00 am - 6:15 amBIL-KEF
17h 15m1 stop
Multiple Airlines Logo
5:00 pm - 12:07 amKEF-BIL
14h 07m1 stop
$734Multiple Airlines
Find Deal
lun., nov. 10 - vie., nov. 14
Multiple Airlines Logo
6:00 am - 6:15 amBIL-KEF
17h 15m1 stop
Multiple Airlines Logo
5:00 pm - 12:07 amKEF-BIL
14h 07m1 stop
$756Multiple Airlines
Find Deal
dom., nov. 9 - vie., nov. 14
Multiple Airlines Logo
6:00 am - 6:15 amBIL-KEF
17h 15m1 stop
Multiple Airlines Logo
5:00 pm - 12:07 amKEF-BIL
14h 07m1 stop
$879Multiple Airlines
Find Deal
sáb., nov. 8 - mié., nov. 12
Multiple Airlines Logo
6:00 am - 6:15 amBIL-KEF
17h 15m1 stop
Multiple Airlines Logo
5:00 pm - 12:07 amKEF-BIL
14h 07m1 stop
$884Multiple Airlines
Find Deal
lun., nov. 10 - lun., nov. 17
Multiple Airlines Logo
6:00 am - 6:15 amBIL-KEF
17h 15m1 stop
Multiple Airlines Logo
5:00 pm - 12:07 amKEF-BIL
14h 07m1 stop
$890Multiple Airlines
Find Deal
sáb., nov. 8 - vie., nov. 14
Lufthansa Logo
10:45 am - 2:20 pmBIL-KEF
20h 35m2 stops
Lufthansa Logo
3:20 pm - 9:18 pmKEF-BIL
36h 58m2 stops
$946Lufthansa
Find Deal
lun., nov. 10 - mar., nov. 18
Lufthansa Logo
2:31 pm - 2:20 pmBIL-KEF
40h 49m2 stops
Lufthansa Logo
3:20 pm - 9:18 pmKEF-BIL
36h 58m2 stops
$953Lufthansa
Find Deal
dom., nov. 9 - mar., nov. 18
American Airlines Logo
2:00 pm - 10:55 amBIL-KEF
37h 55m2 stops
American Airlines Logo
11:55 am - 9:15 pmKEF-BIL
40h 20m2 stops
$957American Airlines
Find Deal
dom., nov. 9 - sáb., nov. 15
British Airways Logo
3:40 pm - 10:40 amBIL-KEF
36h 00m2 stops
British Airways Logo
11:45 am - 12:07 amKEF-BIL
43h 22m2 stops
$1,187British Airways
Find Deal
vie., nov. 7 - jue., nov. 13
British Airways Logo
2:00 pm - 10:55 amBIL-KEF
37h 55m2 stops
British Airways Logo
5:55 pm - 12:07 amKEF-BIL
37h 12m2 stops
$1,326British Airways
Find Deal
dom., nov. 9 - dom., nov. 16

Lufthansa flights from Billings to Reykjavik Keflavik Intl Airport

Our best Lufthansa deals on Billings to Reykjavik Keflavik Intl Airport flight tickets
Lufthansa
Nov 10
BIL10:45 amBillings Logan Intl
20h 35m
2 stops
KEF2:20 pmReykjavik Keflavik Intl
Nov 18
KEF3:20 pmReykjavik Keflavik Intl
36h 58m
2 stops
BIL9:18 pmBillings Logan Intl
$946
Find similar
Lufthansa
Nov 9
BIL2:31 pmBillings Logan Intl
40h 49m
2 stops
KEF2:20 pmReykjavik Keflavik Intl
Nov 18
KEF3:20 pmReykjavik Keflavik Intl
36h 58m
2 stops
BIL9:18 pmBillings Logan Intl
$953
Find similar
Lufthansa
Nov 7
BIL10:45 amBillings Logan Intl
29h 50m
2 stops
KEF11:35 pmReykjavik Keflavik Intl
Nov 18
KEF3:20 pmReykjavik Keflavik Intl
36h 58m
2 stops
BIL9:18 pmBillings Logan Intl
$992
Find similar

British Airways flights from Billings to Reykjavik Keflavik Intl Airport

Our best British Airways deals on Billings to Reykjavik Keflavik Intl Airport flight tickets
British Airways
Nov 7
BIL3:40 pmBillings Logan Intl
36h 00m
2 stops
KEF10:40 amReykjavik Keflavik Intl
Nov 13
KEF11:45 amReykjavik Keflavik Intl
43h 22m
2 stops
BIL12:07 amBillings Logan Intl
$1,187
Find similar
British Airways
Nov 9
BIL2:00 pmBillings Logan Intl
37h 55m
2 stops
KEF10:55 amReykjavik Keflavik Intl
Nov 16
KEF5:55 pmReykjavik Keflavik Intl
37h 12m
2 stops
BIL12:07 amBillings Logan Intl
$1,326
Find similar

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 septiembre 25, 2025.
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

lun. 11/10

6:00 am-6:15 am

1 stop17h 15m

Reykjavik Keflavik Intl

vie. 11/14

5:00 pm-12:07 am

1 stop14h 07m

$734

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

dom. 11/9

6:00 am-6:15 am

1 stop17h 15m

Reykjavik Keflavik Intl

vie. 11/14

5:00 pm-12:07 am

1 stop14h 07m

$756

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

sáb. 11/8

6:00 am-6:15 am

1 stop17h 15m

Reykjavik Keflavik Intl

mié. 11/12

5:00 pm-12:07 am

1 stop14h 07m

$879

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

lun. 11/10

6:00 am-6:15 am

1 stop17h 15m

Reykjavik Keflavik Intl

lun. 11/17

5:00 pm-12:07 am

1 stop14h 07m

$884

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

sáb. 11/8

6:00 am-6:15 am

1 stop17h 15m

Reykjavik Keflavik Intl

vie. 11/14

5:00 pm-12:07 am

1 stop14h 07m

$890

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

lun. 11/10

10:45 am-2:20 pm

2 stops20h 35m

Reykjavik Keflavik Intl

mar. 11/18

3:20 pm-9:18 pm

2 stops36h 58m

$946

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

dom. 11/9

2:31 pm-2:20 pm

2 stops40h 49m

Reykjavik Keflavik Intl

mar. 11/18

3:20 pm-9:18 pm

2 stops36h 58m

$953

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

dom. 11/9

2:00 pm-10:55 am

2 stops37h 55m

Reykjavik Keflavik Intl

sáb. 11/15

11:55 am-9:15 pm

2 stops40h 20m

$957

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

vie. 11/7

3:40 pm-10:40 am

2 stops36h 00m

Reykjavik Keflavik Intl

jue. 11/13

11:45 am-12:07 am

2 stops43h 22m

$1,187

BillingsReykjavik

BIL - KEF

BILKEF

Billings Logan Intl

dom. 11/9

2:00 pm-10:55 am

2 stops37h 55m

Reykjavik Keflavik Intl

dom. 11/16

5:55 pm-12:07 am

2 stops37h 12m

$1,326

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Billings 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 Billings to Reykjavik Keflavik Intl Airport is on a Friday when prices can be found for as low as $648. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Wednesday, with ticket prices averaging around $1,291.

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

Direct flights

None
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.
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  • How far is Billings Logan Intl to Reykjavik Keflavik Intl by plane?

    Reykjavik Keflavik Intl is 3330.9 mi away from Billings Logan Intl. 17h 05m 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.

Traveling to a place near Reykjavik?

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

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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