What is the cheapest airline that flies from Montana to Oslo?

Delta and British Airways are the most popular carriers operating from Montana to Oslo

How long does it take to fly to Oslo?

Flight times vary depending on what airport in Montana you fly out of and what airport in Oslo you fly into. For example, flying from Bozeman to Oslo Gardermoen Airport takes 19h 50m on average. On the other hand, flying from Kalispell to Oslo Gardermoen Airport takes 46h 02m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Oslo?

Delta, United Airlines and KLM are the top three most popular airlines that fly to Oslo from Montana according to our data. Delta is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 3 different airlines that fly to Oslo on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Montana to Oslo?

Prices for flights from Montana to Oslo are updated daily.

How many operators does momondo search for flights from Montana to Oslo?

As of September 2025, there are 3 operators available to choose from for flights from Montana to Oslo.

How old do you have to be to fly from Montana to Oslo?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Oslo.

What documentation or ID do you need to fly to Oslo?

The travel and health documents you'll need for your trip to Oslo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oslo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$412 Cheap Flights from Montana to Oslo in 2025/26

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Find the cheapest flights from Montana to Oslo

Round-trip

One-way

Cheap round-trip flights

11:40 am - 4:15 pmBZN-OSL

20h 35m2 stops

6:25 am - 11:34 pmOSL-BZN

25h 09m2 stops

$625Delta

Find Deal

Tue, Nov 4 - Tue, Nov 11

10:47 am - 1:05 pmBZN-OSL

18h 18m2 stops

6:45 am - 9:40 pmOSL-BZN

22h 55m3 stops

$653Multiple Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 11

12:50 pm - 6:50 pmHLN-OSL

22h 00m2 stops

12:40 pm - 10:38 pmOSL-HLN

41h 58m2 stops

$664Delta

Find Deal

Fri, Jan 16 - Tue, Jan 20

5:35 am - 6:50 pmHLN-OSL

29h 15m2 stops

12:40 pm - 10:38 pmOSL-HLN

41h 58m2 stops

$665Delta

Find Deal

Fri, Jan 16 - Tue, Jan 20

8:00 am - 12:00 pmBZN-OSL

20h 00m2 stops

6:15 am - 12:31 pmOSL-BZN

37h 16m2 stops

$706United Airlines

Find Deal

Sat, Oct 25 - Fri, Oct 31

4:30 pm - 6:40 pmBZN-OSL

18h 10m2 stops

6:45 am - 9:40 pmOSL-BZN

21h 55m3 stops

$719Multiple Airlines

Find Deal

Sat, Oct 25 - Fri, Oct 31

4:08 pm - 10:10 pmFCA-OSL

46h 02m2 stops

6:50 am - 9:31 pmOSL-FCA

22h 41m2 stops

$731United Airlines

Find Deal

Tue, Oct 7 - Wed, Oct 22

6:35 pm - 11:25 pmFCA-OSL

20h 50m2 stops

7:40 am - 11:58 pmOSL-FCA

24h 18m3 stops

$885Multiple Airlines

Find Deal

Tue, Oct 7 - Wed, Oct 22

Delta flights from Montana to Oslo

Our best Delta deals on Montana to Oslo flight tickets

Delta

Nov 4

BZN11:40 amBozeman Gallatin Field

20h 35m

2 stops

OSL4:15 pmOslo Gardermoen

Nov 11

OSL6:25 amOslo Gardermoen

25h 09m

2 stops

BZN11:34 pmBozeman Gallatin Field

$625

Find similar

Delta

Jan 16

HLN12:50 pmHelena

22h 00m

2 stops

OSL6:50 pmOslo Gardermoen

Jan 20

OSL12:40 pmOslo Gardermoen

41h 58m

2 stops

HLN10:38 pmHelena

$664

Find similar

Delta

Jan 16

HLN5:35 amHelena

29h 15m

2 stops

OSL6:50 pmOslo Gardermoen

Jan 20

OSL12:40 pmOslo Gardermoen

41h 58m

2 stops

HLN10:38 pmHelena

$665

Find similar

United Airlines flights from Montana to Oslo

Our best United Airlines deals on Montana to Oslo flight tickets

United Airlines

Oct 25

BZN8:00 amBozeman Gallatin Field

20h 00m

2 stops

OSL12:00 pmOslo Gardermoen

Oct 31

OSL6:15 amOslo Gardermoen

37h 16m

2 stops

BZN12:31 pmBozeman Gallatin Field

$706

Find similar

United Airlines

Oct 7

FCA4:08 pmKalispell Glacier Park

46h 02m

2 stops

OSL10:10 pmOslo Gardermoen

Oct 22

OSL6:50 amOslo Gardermoen

22h 41m

2 stops

FCA9:31 pmKalispell Glacier Park

$731

Find similar

United Airlines

Oct 5

BZN7:00 amBozeman Gallatin Field

42h 00m

2 stops

OSL9:00 amOslo Gardermoen

Oct 19

OSL6:50 amOslo Gardermoen

40h 26m

2 stops

BZN3:16 pmBozeman Gallatin Field

$834

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Tue 11/4

11:40 am-4:15 pm

2 stops20h 35m

Oslo Gardermoen

Tue 11/11

6:25 am-11:34 pm

2 stops25h 09m

$625

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Tue 11/4

10:47 am-1:05 pm

2 stops18h 18m

Oslo Gardermoen

Tue 11/11

6:45 am-9:40 pm

3 stops22h 55m

$653

HelenaOslo

HLN - OSL

HLNOSL

Helena

Fri 1/16

12:50 pm-6:50 pm

2 stops22h 00m

Oslo Gardermoen

Tue 1/20

12:40 pm-10:38 pm

2 stops41h 58m

$664

HelenaOslo

HLN - OSL

HLNOSL

Helena

Fri 1/16

5:35 am-6:50 pm

2 stops29h 15m

Oslo Gardermoen

Tue 1/20

12:40 pm-10:38 pm

2 stops41h 58m

$665

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Sat 10/25

8:00 am-12:00 pm

2 stops20h 00m

Oslo Gardermoen

Fri 10/31

6:15 am-12:31 pm

2 stops37h 16m

$706

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Sat 10/25

4:30 pm-6:40 pm

2 stops18h 10m

Oslo Gardermoen

Fri 10/31

6:45 am-9:40 pm

3 stops21h 55m

$719

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Tue 10/7

4:08 pm-10:10 pm

2 stops46h 02m

Oslo Gardermoen

Wed 10/22

6:50 am-9:31 pm

2 stops22h 41m

$731

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

3 stops24h 18m

$885

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Tue 12/2

2:58 pm-11:00 pm

3 stops48h 02m

$412

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Tue 12/2

11:45 am-4:20 pm

2 stops20h 35m

$464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana to Oslo

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Oslo?

The cheapest day to depart on your flight to Oslo is on a Thursday when prices can be found for as low as $990. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Montana to Oslo for around $1,285.

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

Flying to Oslo from Montana at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,075 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $1,198. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Montana to Oslo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Oslo

Direct flights	None

There are no direct flights from Montana to Oslo. There are no popular flight routes from Montana to Oslo.

Search flight deals

When did momondo last update prices for flights from Montana to Oslo?
Prices for flights from Montana to Oslo are updated daily.
How many operators does momondo search for flights from Montana to Oslo?
As of September 2025, there are 3 operators available to choose from for flights from Montana to Oslo.
How old do you have to be to fly from Montana to Oslo?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Oslo.
What documentation or ID do you need to fly to Oslo?
The travel and health documents you'll need for your trip to Oslo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oslo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Oslo

Compare and see reviews for airlines that fly from Montana to Oslo with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $604	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
Delta	PriceFrom $637	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
KLM	PriceFrom $680	Free Cancellation	Rating 7.8 1,387 reviews	Search KLM flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oslo from Montana.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montana to Oslo.

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

Yes. momondo can track prices for Montana to Oslo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Norway

Cheap flights from Montana to Oslo from $412

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Oslo departing on 12/2. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from Montana to Oslo

Cheap round-trip flights

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Delta flights from Montana to Oslo

Our best Delta deals on Montana to Oslo flight tickets

United Airlines flights from Montana to Oslo

Our best United Airlines deals on Montana to Oslo flight tickets

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How to get the cheapest flight ticket from Montana to Oslo

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?

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

What is the cheapest airline that flies from Montana to Oslo?

Delta and British Airways are the most popular carriers operating from Montana to Oslo

What airlines fly to Oslo?

How long does it take to fly to Oslo?

Cheap Montana to Oslo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Oslo

Direct flights

When did momondo last update prices for flights from Montana to Oslo?

How many operators does momondo search for flights from Montana to Oslo?

How old do you have to be to fly from Montana to Oslo?

What documentation or ID do you need to fly to Oslo?

Best airlines flying from Montana to Oslo

Compare and see reviews for airlines that fly from Montana to Oslo with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Oslo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo