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Oslo

$221+ Cheap flights from Idaho to Oslo

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — OSL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Idaho to Oslo

Cheapest flights from Idaho to Oslo
Explore the most affordable flight options available from Idaho to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:00 am
GEG
-
OSL
2 stops31h 40m
Lufthansa
Wed 3/46:05 am
OSL
-
GEG
2 stops24h 12m
Lufthansa
Deal found 1/26$508
This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/302:35 pm
JAC
-
OSL
2 stops16h 50m
Lufthansa
Mon 4/63:40 pm
OSL
-
JAC
2 stops37h 13m
Lufthansa
Deal found 1/28$542
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/251:44 pm
GEG
-
OSL
2 stops18h 46m
United Airlines
Wed 3/46:05 am
OSL
-
GEG
3 stops24h 02m
United Airlines
Deal found 1/26$546
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:25 pm
BOI
-
OSL
2 stops21h 15m
Delta
Thu 5/2111:50 am
OSL
-
BOI
2 stops20h 09m
Delta
Deal found 1/28$583
This Finnair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/121:29 pm
BOI
-
OSL
2 stops22h 16m
Finnair
Thu 5/218:30 pm
OSL
-
BOI
2 stops34h 07m
Finnair
Deal found 1/27$598
This Air France deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/61:10 pm
JAC
-
OSL
2 stops25h 35m
Air France
Fri 4/176:30 am
OSL
-
JAC
2 stops17h 35m
Air France
Deal found 1/28$610
This Iberia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:00 am
GEG
-
OSL
2 stops31h 40m
Multiple Airlines
Fri 2/277:10 am
OSL
-
GEG
2 stops23h 02m
Multiple Airlines
Deal found 1/27$624
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:30 pm
JAC
-
OSL
2 stops19h 10m
American Airlines
Sat 9/512:50 pm
OSL
-
JAC
2 stops31h 32m
American Airlines
Deal found 1/26$683
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/301:44 pm
JAC
-
OSL
2 stops20h 56m
American Airlines
Mon 4/611:35 am
OSL
-
JAC
3 stops33h 03m
American Airlines
Deal found 1/28$724
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:24 am
BOI
-
OSL
2 stops26h 16m
United Airlines
Thu 3/196:15 am
OSL
-
BOI
2 stops24h 42m
United Airlines
Deal found 1/27$729
This Gurufare deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/151:37 pm
GEG
-
OSL
2 stops25h 53m
Lufthansa
Sun 3/226:05 am
OSL
-
GEG
2 stops22h 58m
Lufthansa
Deal found 1/28$735
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3012:19 pm
BOI
-
OSL
2 stops21h 21m
United Airlines
Tue 2/36:15 am
OSL
-
BOI
2 stops24h 42m
United Airlines
Deal found 1/26$740

Find flight deals from Idaho to Oslo

Keep the following information in mind while searching for Idaho to Oslo flight deals. Data was last updated January 29, 2026.

Round-trip from

$508
(Cheapflightsfares)

One-way from

$221
(Delta)

Popular in

June

Cheapest in

November

Average price

$796
From Idaho to Oslo
Search Deals
One-way flight from Idaho to Oslo
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Oslo 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Idaho to Oslo that are best for you.

Fly from

Idaho

Fly to

Oslo

Route

Depart

Return

Price

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Wed 2/25

7:00 am-11:40 pm

2 stops31h 40m

Oslo Gardermoen

Wed 3/4

6:05 am-9:17 pm

2 stops24h 12m

$508

JacksonOslo

JAC - OSL

JACOSL

Jackson Hole

Mon 3/30

2:35 pm-3:25 pm

2 stops16h 50m

Oslo Gardermoen

Mon 4/6

3:40 pm-8:53 pm

2 stops37h 13m

$542

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Wed 2/25

1:44 pm-5:30 pm

2 stops18h 46m

Oslo Gardermoen

Wed 3/4

6:05 am-9:07 pm

3 stops24h 02m

$546

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Tue 5/12

3:25 pm-8:40 pm

2 stops21h 15m

Oslo Gardermoen

Thu 5/21

11:50 am-11:59 pm

2 stops20h 09m

$583

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Tue 5/12

1:29 pm-7:45 pm

2 stops22h 16m

Oslo Gardermoen

Thu 5/21

8:30 pm-10:37 pm

2 stops34h 07m

$598

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Mon 2/23

6:00 am-10:40 pm

2 stops31h 40m

Oslo Gardermoen

Fri 2/27

7:10 am-9:12 pm

2 stops23h 02m

$624

JacksonOslo

JAC - OSL

JACOSL

Jackson Hole

Mon 3/30

1:44 pm-6:40 pm

2 stops20h 56m

Oslo Gardermoen

Mon 4/6

11:35 am-12:38 pm

3 stops33h 03m

$724

BoiseOslo

BOI - OSL

BOIOSL

Boise Air Term. Gowen Fld

Fri 3/13

6:24 am-3:40 pm

2 stops26h 16m

Oslo Gardermoen

Thu 3/19

6:15 am-11:57 pm

2 stops24h 42m

$729

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Sun 3/15

1:37 pm-11:30 pm

2 stops25h 53m

Oslo Gardermoen

Sun 3/22

6:05 am-9:03 pm

2 stops22h 58m

$735

SpokaneOslo

GEG - OSL

GEGOSL

Spokane

Sat 7/11

11:33 am-4:25 pm

2 stops19h 52m

Oslo Gardermoen

Fri 7/24

6:30 am-6:47 pm

2 stops21h 17m

$859

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 37 results
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Best time to book a flight from Idaho to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Idaho with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Oslo

What is the cheapest month to book a flight from Idaho to Oslo?

Currently, November is the cheapest month in which you can book a flight from Idaho to Oslo (average of $531). Flying from Idaho to Oslo in June is currently the most expensive (average of $1,064). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Idaho to Oslo?

    There are many flights that can get you from Idaho to Oslo in 18h 46m. Fly via Lufthansa, United Airlines, or Delta to get the fastest option. The distance from Idaho to Oslo is about 4448 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Idaho to Oslo?

    While some choose either Spokane - Oslo Gardermoen or Jackson Hole - Oslo Gardermoen, Boise Air Term. Gowen Fld - Oslo Gardermoen is the most popular route from Idaho to Oslo.

  • Can I find deals for flights from Idaho to Oslo that include hotel bookings?

    Yes. In addition to deals on Idaho to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Oslo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Oslo.

  • Can I find deals for business class flights from Idaho to Oslo?

    Yes. Cheapflights offers flight deals from Idaho to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to Oslo?

    Currently, November is the cheapest month in which you can book a flight from Idaho to Oslo (average of $531). Flying from Idaho to Oslo in June is currently the most expensive (average of $1,064). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Idaho to Oslo

Discover the top 2 airlines that operate flights from Idaho to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$830FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$540Average$815FlexibilityNo cancel feeOn-time69%

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