BOI - KEF

$725 Find Cheap Flights from Boise to Reykjavik - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$725
Typical prices: $622-$1,292
Multiple Airlines
Sat 10/20Sat 11/3
BOI - KEF • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Boise and Reykjavik Keflavik Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
November
Cheapest • 39% price drop
October
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Seattle/Tacoma Intl (SEA)
Cheapest • Avg $901 (round-trip)
Denver Intl (DEN)
Shortest trip • 12h 27m (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 Boise to Keflavik Intl (BOI-KEF)

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

Recent round-trip flight deals from Boise to Keflavik Intl

Tue, Oct 20 - Tue, Nov 3
Multiple Airlines Logo
2:06 pm - 9:25 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
13h 19m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
5:00 pm - 11:49 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 49m1 stop Seattle/Tacoma Intl
$725Multiple Airlines
Sat, Oct 31 - Sat, Nov 7
Multiple Airlines Logo
12:58 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
11h 17m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
5:00 pm - 10:20 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
12h 20m1 stop Seattle/Tacoma Intl
$727Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
Multiple Airlines Logo
6:37 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
16h 38m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
5:00 pm - 10:20 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
12h 20m1 stop Seattle/Tacoma Intl
$749Multiple Airlines
Tue, Nov 10 - Sun, Nov 15
Multiple Airlines Logo
9:03 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
14h 12m1 stop Portland
Multiple Airlines Logo
4:50 pm - 11:46 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 56m1 stop Portland
$750Multiple Airlines
Tue, Oct 27 - Fri, Nov 6
Multiple Airlines Logo
12:58 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
11h 17m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
5:00 pm - 11:49 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 49m1 stop Seattle/Tacoma Intl
$752Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
Multiple Airlines Logo
7:00 am - 5:15 pmBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
27h 15m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
10:00 am - 10:42 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
43h 42m2 stops Helsinki-Vantaa Dallas/Fort Worth
$774Multiple Airlines
Tue, Nov 10 - Sun, Nov 15
Multiple Airlines Logo
6:37 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
16h 38m2 stops Seattle/Tacoma Intl Portland
Multiple Airlines Logo
4:50 pm - 11:46 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 56m1 stop Portland
$787Multiple Airlines
Mon, Nov 23 - Mon, Nov 30
Multiple Airlines Logo
6:44 am - 9:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
43h 31m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
10:00 am - 11:49 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
44h 49m2 stops Helsinki-Vantaa Dallas/Fort Worth
$792Multiple Airlines
Mon, Nov 23 - Mon, Nov 30
Alaska Airlines Logo
6:33 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
16h 42m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:50 pm - 1:09 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
27h 19m1 stop Portland
$1,008Alaska Airlines
Mon, Nov 23 - Mon, Nov 30
Alaska Airlines Logo
4:25 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
30h 50m1 stop Portland
Alaska Airlines Logo
4:50 pm - 3:26 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
29h 36m2 stops Portland Seattle/Tacoma Intl
$1,073Alaska Airlines
Booking Insights

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

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

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

Tuesday is the cheapest day of the week to fly from Boise to Reykjavik Keflavik Intl Airport, it is 37% cheaper than the average day. Thursday is the most expensive day with flight prices 39% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Boise to Reykjavik Keflavik Intl Airport flights

Low season

January
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly with an average 59% increase in price.

When to book flights from Boise to Keflavik Intl

Are your dates flexible? Find out the best times to travel from Boise 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 Boise 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 Boise to Reykjavik Keflavik Intl Airport?

    Flights from Boise to Reykjavik Keflavik Intl Airport usually depart from Boise Air Term. Gowen Fld (BOI) and arrive at Reykjavik Keflavik Intl (KEF).

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

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

    • Economy Class
    • Business Class

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

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

    • Seattle/Tacoma Intl (SEA) - 83% of one-stop connections
    • Minneapolis St Paul (MSP) - 6% of one-stop connections
    • Denver Intl (DEN) - 4% of one-stop connections
    • Portland (PDX) - 4% of one-stop connections

    Seattle/Tacoma Intl (SEA) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 55% on the Boise to Reykjavik Keflavik Intl Airport route. Tuesday is the cheapest departure day at $624 round-trip on average, while Thursday is the most expensive at $1,362, a difference of $738. 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 Harpa, Laugardalsholl and The Settlement Exhibition: Reykjavík 871±2. These are among the most viewed places in Reykjavik Keflavik Intl Airport on KAYAK.

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

    A nonstop flight from Boise to Reykjavik Keflavik Intl Airport takes 0h 00m, covering 3,672 miles.

  • Do I need a passport to fly from Boise 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 much time can I save by choosing a different layover airport from Boise to Reykjavik Keflavik Intl Airport?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 12h 27m, compared with 12h 33m via Seattle/Tacoma Intl (SEA) and 14h 02m via Portland (PDX).

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

    Reykjavik Keflavik Intl Airport is 6 hours ahead of Boise (Greenwich Mean Time vs Mountain 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 Boise to Reykjavik Keflavik Intl Airport flight?

    Round-trip flights from Boise to Reykjavik Keflavik Intl Airport range from $622 to $1,292, with an average of $979 over the past 12 months. Anything below $622 counts as a good deal.

Your guide to booking Boise 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 Thursday. On this route, Tuesday flights average $624 - about $738 less than Thursday (54% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boise to Reykjavik Keflavik Intl Airport trip for November. Fares historically average $593 round-trip in that month - typically $965 less than the most expensive month, which is October (based on the last 12 months).

More options for your flight from Boise to Keflavik Intl

Complete your trip to Reykjavik with a hotel stay or car rental

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