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Oslo Gardermoen

$689+ Cheap flights from Montana to Oslo Gardermoen (OSL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — OSL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Montana to Oslo Gardermoen

Keep the following information in mind while searching for Montana to Oslo Gardermoen flight deals. Data was last updated May 1, 2025.

Round-trip from

$689
(United)

Popular in

June

Cheapest in

October

Average price

$935
From Montana to Oslo Gardermoen
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Montana to Oslo Gardermoen

Cheapest flights from Montana to Oslo Gardermoen
Explore the most affordable flight options available from Montana to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This United deal was found by Cheapflights users on 4/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/296:45 amHLN - OSL
2 stops31h 25mMultiple Airlines
Sun 8/317:15 amOSL - HLN
2 stops21h 56mMultiple Airlines
Deal found 4/30$689
This KLM deal was found by Cheapflights users on 4/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/153:43 pmBZN - OSL
2 stops15h 42mKLM
Wed 7/306:30 amOSL - BZN
2 stops16h 08mKLM
Deal found 4/30$936
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 6/24:15 pmFCA - OSL
2 stops21h 55mUnited Airlines
Mon 7/79:50 amOSL - FCA
2 stops35h 31mUnited Airlines
Deal found 4/30$1,033
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 7/157:30 amBZN - OSL
3 stops26h 35mUnited Airlines
Wed 7/306:50 amOSL - BZN
2 stops23h 33mUnited Airlines
Deal found 4/30$1,073
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 7/292:34 pmHLN - OSL
2 stops19h 31mUnited Airlines
Sun 8/316:50 amOSL - HLN
3 stops22h 21mUnited Airlines
Deal found 4/30$1,274
This Gurufare deal was found by Cheapflights users on 4/30. 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.
Fri 6/132:38 pmBZN - OSL
2 stops19h 22mMultiple Airlines
Sun 6/225:40 amOSL - BZN
2 stops23h 12mMultiple Airlines
Deal found 4/30$1,344
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 7/31:10 pmFCA - OSL
2 stops19h 25mMultiple Airlines
Sat 7/198:20 amOSL - FCA
3 stops23h 39mMultiple Airlines
Deal found 5/1$3,000

Cheapflights Fare Finder

Customize your flight search to find flights from Montana to Oslo Gardermoen 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 May 1, 2025.
Use the filters below to find and compare flights from Montana to Oslo Gardermoen Airport that are best for you.

Fly from

Montana

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

HelenaOslo

HLN - OSL

HLNOSL

Helena

Tue 7/29

6:45 am-10:10 pm

2 stops31h 25m

Oslo Gardermoen

Sun 8/31

7:15 am-9:11 pm

2 stops21h 56m

$689

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Tue 7/15

3:43 pm-3:25 pm

2 stops15h 42m

Oslo Gardermoen

Wed 7/30

6:30 am-2:38 pm

2 stops16h 08m

$936

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Mon 6/2

4:15 pm-10:10 pm

2 stops21h 55m

Oslo Gardermoen

Mon 7/7

9:50 am-1:21 pm

2 stops35h 31m

$1,033

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Tue 7/15

7:30 am-6:05 pm

3 stops26h 35m

Oslo Gardermoen

Wed 7/30

6:50 am-10:23 pm

2 stops23h 33m

$1,073

HelenaOslo

HLN - OSL

HLNOSL

Helena

Tue 7/29

2:34 pm-6:05 pm

2 stops19h 31m

Oslo Gardermoen

Sun 8/31

6:50 am-9:11 pm

3 stops22h 21m

$1,274

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Fri 6/13

2:38 pm-6:00 pm

2 stops19h 22m

Oslo Gardermoen

Sun 6/22

5:40 am-8:52 pm

2 stops23h 12m

$1,344

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Thu 7/3

1:10 pm-4:35 pm

2 stops19h 25m

Oslo Gardermoen

Sat 7/19

8:20 am-11:59 pm

3 stops23h 39m

$3,000

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Montana to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Montana 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 Montana to Oslo Gardermoen Airport

What is the cheapest month to book a flight from Montana to Oslo Gardermoen Airport?

Currently, November is the cheapest month in which you can book a flight from Montana to Oslo Gardermoen Airport (average of $567). Flying from Montana to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,059). 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.

Rainfall in Oslo Gardermoen by month

Plan your trip to Oslo Gardermoen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oslo Gardermoen Airport ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo Gardermoen Airport when rainfall is around 1.6 in.

Temperature in Oslo Gardermoen by month

Plan your trip to Oslo Gardermoen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oslo Gardermoen Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Oslo Gardermoen

Get insights into the airlines that provide service to Oslo Gardermoen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo Gardermoen. Reviews last updated May 1, 2025.
KLM
7.8
Good
1,334 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,334 reviews
KLM
7.8
Good
1,334 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,696 reviews
KLM
7.8
Good
1,334 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

  • What are the most popular routes from Montana to Oslo Gardermoen Airport?

    The most popular route from Montana to Oslo Gardermoen Airport is Kalispell Glacier Park - Oslo Gardermoen. You may also consider Bozeman Gallatin Field - Oslo Gardermoen or Helena - Oslo Gardermoen.

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

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

  • How can I find direct flights from Montana to Oslo Gardermoen?

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

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

    Yes. Cheapflights offers flight deals from Montana to Oslo Gardermoen 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 Montana to Oslo Gardermoen Airport?

    Currently, November is the cheapest month in which you can book a flight from Montana to Oslo Gardermoen Airport (average of $567). Flying from Montana to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,059). 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

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Alternative routes for Montana to Oslo Gardermoen

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Montana to Oslo Gardermoen

Discover the top 4 airlines that operate flights from Montana to Oslo Gardermoen. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$607Average$991FlexibilityNo cancel feeOn-time69%
DeltaCheapest$637Average$1,125FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$680Average$918FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$697Average$1,100FlexibilityNo cancel feeOn-time76%

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