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Cheap flights from Idaho to Oslo from $418

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 6/24. 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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Find the cheapest flights from Idaho to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:18 pm - 6:45 pm
BOI
-
OSL
20h 27m
2 stops
Delta Logo
9:20 am - 12:17 am
OSL
-
BOI
22h 57m
2 stops
$521Delta
Mon, Apr 20 - Wed, Apr 29
Finnair Logo
7:00 am - 7:45 pm
BOI
-
OSL
28h 45m
2 stops
Finnair Logo
8:30 pm - 10:38 pm
OSL
-
BOI
34h 08m
2 stops
$533Finnair
Mon, Mar 30 - Mon, Apr 6
Delta Logo
6:08 pm - 8:40 pm
BOI
-
OSL
18h 32m
2 stops
Delta Logo
11:50 am - 11:55 pm
OSL
-
BOI
20h 05m
2 stops
$583Delta
Tue, May 12 - Thu, May 21
United Airlines Logo
10:49 am - 11:40 pm
BOI
-
OSL
29h 51m
2 stops
United Airlines Logo
6:15 am - 11:17 am
OSL
-
BOI
36h 02m
2 stops
$612United Airlines
Thu, Mar 19 - Tue, Mar 24
United Airlines Logo
5:31 pm - 11:30 pm
BOI
-
OSL
46h 59m
2 stops
United Airlines Logo
1:50 pm - 12:13 pm
OSL
-
BOI
53h 23m
2 stops
$657United Airlines
Sun, Mar 15 - Sun, Mar 22
Multiple Airlines Logo
2:04 pm - 7:45 pm
GEG
-
OSL
20h 41m
2 stops
Multiple Airlines Logo
8:30 pm - 10:35 pm
OSL
-
GEG
35h 05m
2 stops
$842Multiple Airlines
Wed, Jul 29 - Mon, Aug 10
Icelandair Logo
12:37 pm - 3:25 pm
GEG
-
OSL
17h 48m
2 stops
Icelandair Logo
4:30 pm - 12:26 am
OSL
-
GEG
16h 56m
2 stops
$894Icelandair
Sat, Jul 11 - Fri, Jul 24
Icelandair Logo
12:37 pm - 3:25 pm
GEG
-
OSL
17h 48m
2 stops
Icelandair Logo
4:30 pm - 12:26 am
OSL
-
GEG
16h 56m
2 stops
$895Icelandair
Sat, Jul 11 - Fri, Jul 24
Multiple Airlines Logo
7:00 am - 12:35 pm
GEG
-
OSL
44h 35m
2 stops
Multiple Airlines Logo
4:30 pm - 8:59 pm
OSL
-
GEG
37h 29m
2 stops
$968Multiple Airlines
Fri, Jun 19 - Sat, Jun 27
Lufthansa Logo
2:33 pm - 5:40 pm
JAC
-
OSL
20h 07m
2 stops
Lufthansa Logo
4:35 pm - 8:54 pm
OSL
-
JAC
35h 19m
2 stops
$1,490Lufthansa
Tue, Mar 10 - Tue, Mar 17

Finnair flights from Idaho to Oslo Gardermoen Airport

Our best Finnair deals on Idaho to Oslo Gardermoen Airport flight tickets
Finnair
Mar 30
BOI7:00 amBoise Air Term. Gowen Fld
28h 45m
2 stops
OSL7:45 pmOslo Gardermoen
Apr 6
OSL8:30 pmOslo Gardermoen
34h 08m
2 stops
BOI10:38 pmBoise Air Term. Gowen Fld
$533
Finnair
May 12
BOI1:29 pmBoise Air Term. Gowen Fld
19h 06m
2 stops
OSL4:35 pmOslo Gardermoen
May 21
OSL8:30 pmOslo Gardermoen
34h 19m
2 stops
BOI10:49 pmBoise Air Term. Gowen Fld
$626

Icelandair flights from Idaho to Oslo Gardermoen Airport

Our best Icelandair deals on Idaho to Oslo Gardermoen Airport flight tickets
Icelandair
Jul 11
GEG12:37 pmSpokane
17h 48m
2 stops
OSL3:25 pmOslo Gardermoen
Jul 24
OSL4:30 pmOslo Gardermoen
16h 56m
2 stops
GEG12:26 amSpokane
$894
Icelandair
Jul 11
GEG12:37 pmSpokane
17h 48m
2 stops
OSL3:25 pmOslo Gardermoen
Jul 24
OSL4:30 pmOslo Gardermoen
16h 56m
2 stops
GEG12:26 amSpokane
$895
Icelandair
Jun 30
GEG1:23 pmSpokane
14h 12m
2 stops
OSL12:35 pmOslo Gardermoen
Jul 7
OSL4:30 pmOslo Gardermoen
16h 56m
2 stops
GEG12:26 amSpokane
$911

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 February 14, 2026.
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

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Mon 4/20

2:18 pm-6:45 pm

2 stops20h 27m

Oslo Gardermoen

Wed 4/29

9:20 am-12:17 am

2 stops22h 57m

$521

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Mon 3/30

7:00 am-7:45 pm

2 stops28h 45m

Oslo Gardermoen

Mon 4/6

8:30 pm-10:38 pm

2 stops34h 08m

$533

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Tue 5/12

6:08 pm-8:40 pm

2 stops18h 32m

Oslo Gardermoen

Thu 5/21

11:50 am-11:55 pm

2 stops20h 05m

$583

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Thu 3/19

10:49 am-11:40 pm

2 stops29h 51m

Oslo Gardermoen

Tue 3/24

6:15 am-11:17 am

2 stops36h 02m

$612

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Sun 3/15

5:31 pm-11:30 pm

2 stops46h 59m

Oslo Gardermoen

Sun 3/22

1:50 pm-12:13 pm

2 stops53h 23m

$657

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Wed 7/29

2:04 pm-7:45 pm

2 stops20h 41m

Oslo Gardermoen

Mon 8/10

8:30 pm-10:35 pm

2 stops35h 05m

$842

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Sat 7/11

12:37 pm-3:25 pm

2 stops17h 48m

Oslo Gardermoen

Fri 7/24

4:30 pm-12:26 am

2 stops16h 56m

$894

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Sat 7/11

12:37 pm-3:25 pm

2 stops17h 48m

Oslo Gardermoen

Fri 7/24

4:30 pm-12:26 am

2 stops16h 56m

$895

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Fri 6/19

7:00 am-12:35 pm

2 stops44h 35m

Oslo Gardermoen

Sat 6/27

4:30 pm-8:59 pm

2 stops37h 29m

$968

JacksonOslo

JAC - OSL

JACOSL

Jackson Hole

Tue 3/10

2:33 pm-5:40 pm

2 stops20h 07m

Oslo Gardermoen

Tue 3/17

4:35 pm-8:54 pm

2 stops35h 19m

$1,490

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 airline that flies from Idaho to Oslo Gardermoen?

Delta and KLM are the most popular carriers operating from Idaho to Oslo Gardermoen

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

Fastest flight time

14h 12m

Direct flights

None
The fastest flight from Idaho to Oslo Gardermoen Airport takes 14h 12m
There are no direct flights from Idaho to Oslo Gardermoen Airport. There are no popular flight routes from Idaho to Oslo Gardermoen Airport.
Search flight deals

  • 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
DeltaPriceFrom $531Free CancellationRating
7.9
8,203 reviews
Search Delta flights
United AirlinesPriceFrom $540Free CancellationRating
7.4
9,289 reviews
Search United Airlines flights

Traveling to a place near Oslo?

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

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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