BOI - KEF

$815 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
$815
Typical prices: $941-$1,403
Multiple Airlines
Thu 1/4Sun 1/14
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 • 45% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $1,023 (round-trip)
Seattle/Tacoma Intl (SEA)
Shortest trip • 12h 37m (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

Mon, Jan 4 - Thu, Jan 14
Multiple Airlines Logo
9:00 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
14h 15m1 stop Portland
Multiple Airlines Logo
4:50 pm - 11:44 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 54m1 stop Portland
$815Multiple Airlines
Mon, Mar 1 - Wed, Mar 10
Multiple Airlines Logo
7:05 am - 9:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
43h 10m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
6:00 pm - 10:59 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
35h 59m2 stops Helsinki-Vantaa Dallas/Fort Worth
$825Multiple Airlines
Mon, Jan 4 - Thu, Jan 14
Multiple Airlines Logo
9:00 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
14h 15m1 stop Portland
Multiple Airlines Logo
4:50 pm - 11:46 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 56m2 stops Portland Seattle/Tacoma Intl
$845Multiple Airlines
Mon, Apr 19 - Mon, May 3
Finnair Logo
1:29 pm - 4:30 pmBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
21h 01m2 stops Chicago O'Hare Intl Helsinki-Vantaa
Finnair Logo
8:35 am - 10:38 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
44h 03m2 stops Helsinki-Vantaa Dallas/Fort Worth
$869Finnair
Mon, Mar 1 - Wed, Mar 10
Multiple Airlines Logo
7:05 am - 9:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
43h 10m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
6:00 pm - 10:59 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
35h 59m2 stops Helsinki-Vantaa Dallas/Fort Worth
$877Multiple Airlines
Mon, Mar 1 - Wed, Mar 10
Icelandair Logo
4:00 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
31h 15m1 stop Seattle/Tacoma Intl
Icelandair Logo
5:00 pm - 11:56 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 56m1 stop Seattle/Tacoma Intl
$898Icelandair
Fri, Mar 12 - Wed, Mar 17
Alaska Airlines Logo
7:12 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
16h 03m2 stops Spokane Seattle/Tacoma Intl
Alaska Airlines Logo
5:00 pm - 11:56 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
12h 56m1 stop Seattle/Tacoma Intl
$1,157Alaska Airlines
Fri, Mar 12 - Wed, Mar 17
Alaska Airlines Logo
10:15 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
25h 00m2 stops Spokane Seattle/Tacoma Intl
Alaska Airlines Logo
4:50 pm - 11:58 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 08m1 stop Portland
$1,157Alaska Airlines
Fri, Mar 12 - Wed, Mar 17
Alaska Airlines Logo
10:15 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
25h 00m2 stops Spokane Seattle/Tacoma Intl
Alaska Airlines Logo
5:00 pm - 10:20 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
11h 20m1 stop Seattle/Tacoma Intl
$1,157Alaska Airlines
Mon, Mar 1 - Wed, Mar 10
Alaska Airlines Logo
6:00 am - 6:15 amBOI  Boise Air Term. Gowen Fld-KEF Reykjavik Keflavik Intl
17h 15m2 stops Seattle/Tacoma Intl Portland
Alaska Airlines Logo
5:00 pm - 11:56 pmKEF  Reykjavik Keflavik Intl-BOI Boise Air Term. Gowen Fld
13h 56m1 stop Seattle/Tacoma Intl
$1,183Alaska 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 with more confidence.

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

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Boise to Reykjavik Keflavik Intl Airport. It’s 22% cheaper than the average day, while Thursday is the most expensive, with prices 16% higher.

Find deals

Key details for Boise to Reykjavik Keflavik Intl Airport flights

Low season

January

Cheapest flight

$815
Beat the crowds with an average 93% drop in travelers.
The most popular month to fly with an average 117% increase in travelers.
Round-trip flight from Boise to Reykjavik Keflavik Intl Airport

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 answers about this route, including flight times, airports, airlines and booking tips.

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

    Only Economy Class is available on flights from Boise to Reykjavik Keflavik Intl Airport.

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

    A nonstop flight from Boise to Reykjavik Keflavik Intl Airport takes 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 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 $941 to $1,403, with an average of $1,198 over the past 12 months. Anything below $941 counts as a good deal.

  • 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 averaging $63 for economy cars. Top options include:

    • Ice Rental 4x4
    • Fair Car
    • Budget
    • Alamo
    • Europcar

  • 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).

  • 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) - 82% of one-stop connections
    • Minneapolis St Paul (MSP) - 7% of one-stop connections
    • Portland (PDX) - 7% of one-stop connections
    • Denver Intl (DEN) - 5% of one-stop connections

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

    Yes. Flexible dates can save you up to 33% on flights from Boise to Reykjavik Keflavik Intl Airport. Wednesday is the cheapest departure day at $941 round-trip on average, while Thursday is the most expensive at $1,393, a difference of $452.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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 11m, compared with 12h 37m via Seattle/Tacoma Intl (SEA) and 13h 27m 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 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.

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 are flexible, aim for a Wednesday departure and avoid flying on Thursday. On this route, Wednesday flights average $941, about $452 less than Thursday fares (32% 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 $653 round-trip in that month - typically $1,998 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

Car rentals in Reykjavik
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Vacations in Reykjavik