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Oslo

$482+ Cheap flights from Montana 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — OSL
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Montana to Oslo

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

Round-trip from

$690
(United Airlines)

One-way from

$482
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$772
From Montana to Oslo
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One-way flight from Montana to Oslo
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Highest demand for flights based on searches. 16% potential increase in price ($195 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Montana to Oslo

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

This United Airlines deal was found by Cheapflights users on 7/30. 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 10/712:41 pmFCA - OSL
2 stops20h 34mUnited Airlines
Wed 10/226:50 amOSL - FCA
2 stops22h 41mUnited Airlines
Deal found 7/30$690
This Delta deal was found by Cheapflights users on 7/29. 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.
Fri 10/241:00 pmHLN - OSL
2 stops19h 40mDelta
Tue 10/281:05 pmOSL - HLN
2 stops40h 11mDelta
Deal found 7/29$704
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 10/76:35 pmFCA - OSL
2 stops20h 50mMultiple Airlines
Wed 10/227:40 amOSL - FCA
2 stops24h 18mMultiple Airlines
Deal found 7/31$805
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 8/131:33 pmBZN - OSL
2 stops19h 02mAmerican Airlines
Wed 8/207:40 amOSL - BZN
2 stops19h 15mAmerican Airlines
Deal found 7/31$824
This Finnair deal was found by Cheapflights users on 7/31. 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.
Wed 8/131:33 pmBZN - OSL
2 stops19h 02mMultiple Airlines
Tue 8/198:35 amOSL - BZN
2 stops18h 20mMultiple Airlines
Deal found 7/31$832
This KLM deal was found by Cheapflights users on 7/30. 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.
Sun 8/32:45 pmFCA - OSL
2 stops17h 35mKLM
Tue 8/59:20 amOSL - FCA
2 stops22h 31mKLM
Deal found 7/30$1,925

Cheapflights Fare Finder

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

Fly from

Montana

Fly to

Oslo

Route

Depart

Return

Price

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Tue 10/7

12:41 pm-5:15 pm

2 stops20h 34m

Oslo Gardermoen

Wed 10/22

6:50 am-9:31 pm

2 stops22h 41m

$690

HelenaOslo

HLN - OSL

HLNOSL

Helena

Fri 10/24

1:00 pm-4:40 pm

2 stops19h 40m

Oslo Gardermoen

Tue 10/28

1:05 pm-10:16 pm

2 stops40h 11m

$704

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Tue 10/7

6:35 pm-11:25 pm

2 stops20h 50m

Oslo Gardermoen

Wed 10/22

7:40 am-11:58 pm

2 stops24h 18m

$805

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Wed 8/13

1:33 pm-4:35 pm

2 stops19h 02m

Oslo Gardermoen

Wed 8/20

7:40 am-6:55 pm

2 stops19h 15m

$824

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Wed 8/13

1:33 pm-4:35 pm

2 stops19h 02m

Oslo Gardermoen

Tue 8/19

8:35 am-6:55 pm

2 stops18h 20m

$832

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Mon 9/29

8:02 pm-12:00 pm

3 stops55h 58m

$482

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Mon 9/29

11:54 am-4:20 pm

2 stops20h 26m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Montana to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo 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

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

Currently, November is the cheapest month in which you can book a flight from Montana to Oslo (average of $567). Flying from Montana to Oslo in June is currently the most expensive (average of $1,010). 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.

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. 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. Reviews last updated August 1, 2025.
Peruse reviews from past customers who have flown with Delta, Air France, and United Airlines from Montana to Oslo to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Montana to Oslo. 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?

    When deciding which route to take from Montana to Oslo consider Kalispell Glacier Park - Oslo Gardermoen, Helena - Oslo Gardermoen or Bozeman Gallatin Field - Oslo Gardermoen as they are the most popular.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Montana to Oslo (average of $567). Flying from Montana to Oslo in June is currently the most expensive (average of $1,010). 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

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

Discover the top 4 airlines that operate flights from Montana 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$607Average$1,043FlexibilityNo cancel feeOn-time69%
DeltaCheapest$637Average$1,201FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$648Average$1,096FlexibilityNo cancel feeOn-time76%
KLMCheapest$680Average$918FlexibilityNo cancel feeOn-time75%

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