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Cheap flights from Idaho to Oslo 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 Idaho to Oslo departing on 12/25. 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 Idaho to Oslo

Cheap round-trip flights

Delta Logo
9:10 am - 4:20 pmGEG-OSL
22h 10m2 stops
Delta Logo
12:40 pm - 2:44 pmOSL-GEG
35h 04m2 stops
$641Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
9:10 am - 4:20 pmGEG-OSL
22h 10m2 stops
Delta Logo
12:40 pm - 11:10 pmOSL-GEG
43h 30m2 stops
$642Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Scandinavian Airlines Logo
2:00 pm - 4:35 pmBOI-OSL
18h 35m2 stops
Scandinavian Airlines Logo
7:05 pm - 8:20 pmOSL-BOI
33h 15m2 stops
$648Scandinavian Airlines
Find Deal
Wed, Sep 10 - Thu, Sep 25
Delta Logo
6:00 pm - 6:35 pmBOI-OSL
16h 35m2 stops
Delta Logo
6:05 am - 10:22 pmOSL-BOI
24h 17m2 stops
$653Delta
Find Deal
Wed, Sep 10 - Thu, Sep 25
Logo
3:06 pm - 3:45 pmBOI-OSL
16h 39m2 stops
Logo
6:05 am - 3:40 pmOSL-BOI
17h 35m2 stops
$686
Find Deal
Mon, Aug 25 - Fri, Aug 29
United Airlines Logo
5:10 am - 5:45 pmGEG-OSL
28h 35m2 stops
United Airlines Logo
6:15 am - 8:45 pmOSL-GEG
23h 30m2 stops
$692United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Scandinavian Airlines Logo
2:05 pm - 12:20 amBOI-OSL
26h 15m2 stops
Scandinavian Airlines Logo
11:00 pm - 11:00 pmOSL-BOI
32h 00m2 stops
$698Scandinavian Airlines
Find Deal
Fri, Sep 26 - Sat, Oct 4
United Airlines Logo
2:13 pm - 10:10 pmBOI-OSL
23h 57m2 stops
United Airlines Logo
6:45 am - 6:47 pmOSL-BOI
20h 02m2 stops
$699United Airlines
Find Deal
Wed, Sep 10 - Thu, Sep 25
Logo
6:00 am - 12:25 pmGEG-OSL
21h 25m2 stops
Logo
8:35 am - 6:39 pmOSL-GEG
19h 04m2 stops
$1,062
Find Deal
Fri, Sep 19 - Fri, Sep 26
Lufthansa Logo
10:42 am - 5:45 pmBOI-OSL
23h 03m2 stops
Lufthansa Logo
9:35 am - 9:51 pmOSL-BOI
20h 16m2 stops
$1,341Lufthansa
Find Deal
Sat, Dec 20 - Sat, Dec 27

Air Canada flights from Idaho to Oslo Gardermoen Airport

Our best Air Canada deals on Idaho to Oslo Gardermoen Airport flight tickets
Air Canada
Sep 26
BOI8:20 amBoise Air Term. Gowen Fld
23h 20m
3 stops
OSL3:40 pmOslo Gardermoen
Oct 4
OSL6:35 amOslo Gardermoen
23h 55m
3 stops
BOI10:30 pmBoise Air Term. Gowen Fld
$1,602
Find similar
Air Canada
Dec 20
BOI8:20 amBoise Air Term. Gowen Fld
20h 45m
3 stops
OSL1:05 pmOslo Gardermoen
Dec 27
OSL6:15 amOslo Gardermoen
24h 44m
3 stops
BOI10:59 pmBoise Air Term. Gowen Fld
$2,249
Find similar
Air Canada
Sep 26
BOI8:20 amBoise Air Term. Gowen Fld
23h 20m
3 stops
OSL3:40 pmOslo Gardermoen
Oct 4
OSL6:35 amOslo Gardermoen
23h 55m
3 stops
BOI10:30 pmBoise Air Term. Gowen Fld
$2,426
Find similar

Delta flights from Idaho to Oslo Gardermoen Airport

Our best Delta deals on Idaho to Oslo Gardermoen Airport flight tickets
Delta
Nov 12
GEG9:10 amSpokane
22h 10m
2 stops
OSL4:20 pmOslo Gardermoen
Nov 16
OSL12:40 pmOslo Gardermoen
35h 04m
2 stops
GEG2:44 pmSpokane
$641
Find similar
Delta
Nov 12
GEG9:10 amSpokane
22h 10m
2 stops
OSL4:20 pmOslo Gardermoen
Nov 16
OSL12:40 pmOslo Gardermoen
43h 30m
2 stops
GEG11:10 pmSpokane
$642
Find similar
Delta
Sep 10
BOI6:00 pmBoise Air Term. Gowen Fld
16h 35m
2 stops
OSL6:35 pmOslo Gardermoen
Sep 25
OSL6:05 amOslo Gardermoen
24h 17m
2 stops
BOI10:22 pmBoise Air Term. Gowen Fld
$653
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Oslo Gardermoen 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 August 7, 2025.
Use the filters below to find and compare flights from Idaho to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Wed 11/12

9:10 am-4:20 pm

2 stops22h 10m

Oslo Gardermoen

Sun 11/16

12:40 pm-2:44 pm

2 stops35h 04m

$641

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Wed 11/12

9:10 am-4:20 pm

2 stops22h 10m

Oslo Gardermoen

Sun 11/16

12:40 pm-11:10 pm

2 stops43h 30m

$642

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Wed 9/10

2:00 pm-4:35 pm

2 stops18h 35m

Oslo Gardermoen

Thu 9/25

7:05 pm-8:20 pm

2 stops33h 15m

$648

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Wed 9/10

6:00 pm-6:35 pm

2 stops16h 35m

Oslo Gardermoen

Thu 9/25

6:05 am-10:22 pm

2 stops24h 17m

$653

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Mon 8/25

3:06 pm-3:45 pm

2 stops16h 39m

Oslo Gardermoen

Fri 8/29

6:05 am-3:40 pm

2 stops17h 35m

$686

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Thu 10/30

5:10 am-5:45 pm

2 stops28h 35m

Oslo Gardermoen

Thu 11/6

6:15 am-8:45 pm

2 stops23h 30m

$692

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Fri 9/26

2:05 pm-12:20 am

2 stops26h 15m

Oslo Gardermoen

Sat 10/4

11:00 pm-11:00 pm

2 stops32h 00m

$698

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Wed 9/10

2:13 pm-10:10 pm

2 stops23h 57m

Oslo Gardermoen

Thu 9/25

6:45 am-6:47 pm

2 stops20h 02m

$699

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Fri 9/19

6:00 am-12:25 pm

2 stops21h 25m

Oslo Gardermoen

Fri 9/26

8:35 am-6:39 pm

2 stops19h 04m

$1,062

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Sat 12/20

10:42 am-5:45 pm

2 stops23h 03m

Oslo Gardermoen

Sat 12/27

9:35 am-9:51 pm

2 stops20h 16m

$1,341

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Oslo from

How to get the cheapest flight ticket from Idaho to Oslo Gardermoen 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 Oslo Gardermoen Airport?

According to our data, Thursday is the cheapest day to fly to Oslo Gardermoen Airport from Idaho. The lowest ticket price found for a Thursday departure recently was $892. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Idaho to Oslo Gardermoen Airport for around $1,636.

What is the cheapest time of day to depart on your flight to Oslo Gardermoen Airport?

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is at noon. Flights from Idaho to Oslo Gardermoen Airport during this time can be as low as $1,084. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is in the afternoon when prices are around $1,488.

Cheap Idaho to Oslo Gardermoen Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Oslo Gardermoen Airport

Best Price Found

$540

Fastest flight time

15h 05m

Direct flights

None
The best one-way flight to Oslo Gardermoen Airport from Idaho in the past 72 hours is $540. The best round-trip flight deal from Idaho to Oslo Gardermoen Airport found on momondo in the last 72 hours is $641.
The fastest flight from Idaho to Oslo Gardermoen Airport takes 15h 05m
There are no direct flights from Idaho to Oslo Gardermoen Airport. Popular non-direct routes for this connection are Boise Air Term. Gowen Fld Airport - Oslo Gardermoen Airport, Jackson Hole Airport - Oslo Gardermoen Airport and Spokane Airport - Oslo Gardermoen Airport.
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  • When did momondo last update prices for flights from Idaho to Oslo Gardermoen Airport?

    Prices for flights from Idaho to Oslo Gardermoen Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Idaho to Oslo Gardermoen Airport?

  • How old do you have to be to fly from Idaho to Oslo Gardermoen Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Oslo Gardermoen Airport.

  • What documentation or ID do you need to fly to Oslo Gardermoen Airport?

    The travel and health documents required for your trip to Oslo Gardermoen Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Idaho to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $646Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
DeltaPriceFrom $649Free CancellationRating
8.0
7,985 reviews
Search Delta flights
KLMPriceFrom $693Free CancellationRating
7.8
1,381 reviews
Search KLM flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Drammen
Lillehammer

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Oslo?

It is quick and easy to find Idaho to Oslo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Oslo that suits you.

Can I find flights from Idaho to Oslo with flexible booking policies on momondo?

All flight searches from Idaho to Oslo on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Idaho to Oslo?

Once all potential Idaho to Oslo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Oslo, momondo offers a useful price alert feature which will track prices for flights to Oslo from Idaho and alert you when they change.

An easier way to manage your Oslo Gardermoen Airport trip

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