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 18h 18m on average. On the other hand, flying from Kalispell to Oslo Gardermoen Airport takes 27h 29m 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?

United Airlines, Delta and KLM are the top three most popular airlines that fly to Oslo from Montana according to our data. United Airlines is the first choice among our users, with 38% 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 November 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.

$516 Cheap Flights from Montana to Oslo in 2025/26

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5:30 am - 6:50 pmHLN-OSL

29h 20m2 stops

7:45 am - 12:27 pmOSL-HLN

60h 42m2 stops

$516Delta

Find Deal

Fri, Jan 16 - Tue, Jan 20

10:41 am - 10:10 pmBZN-OSL

27h 29m2 stops

6:45 am - 9:58 pmOSL-BZN

23h 13m2 stops

$639Lufthansa

Find Deal

Wed, Apr 22 - Sat, May 2

10:41 am - 10:10 pmBZN-OSL

27h 29m2 stops

6:45 am - 9:58 pmOSL-BZN

23h 13m3 stops

$654United Airlines

Find Deal

Wed, Apr 22 - Sat, May 2

6:31 am - 6:00 pmFCA-OSL

27h 29m2 stops

6:35 am - 9:30 pmOSL-FCA

22h 55m2 stops

$657United Airlines

Find Deal

Wed, Apr 1 - Sun, Apr 5

2:29 pm - 10:10 pmFCA-OSL

23h 41m2 stops

11:45 am - 9:30 pmOSL-FCA

41h 45m2 stops

$660United Airlines

Find Deal

Wed, Apr 1 - Sun, Apr 5

6:12 pm - 6:35 pmFCA-OSL

16h 23m2 stops

11:50 am - 11:07 pmOSL-FCA

43h 17m2 stops

$670Delta

Find Deal

Wed, Apr 1 - Sun, Apr 5

6:25 pm - 7:40 pmBZN-OSL

42h 15m2 stops

11:50 am - 12:58 amOSL-BZN

45h 08m2 stops

$688Delta

Find Deal

Fri, Mar 27 - Tue, Mar 31

10:41 am - 5:40 pmBZN-OSL

23h 59m2 stops

6:45 am - 10:00 pmOSL-BZN

23h 15m3 stops

$852United Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

1:50 pm - 10:10 pmBZN-OSL

25h 20m2 stops

7:45 am - 7:15 pmOSL-BZN

19h 30m2 stops

$868American Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

4:22 pm - 5:40 pmBZN-OSL

18h 18m2 stops

6:45 am - 10:00 pmOSL-BZN

23h 15m3 stops

$976United Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

United Airlines flights from Montana to Oslo

Our best United Airlines deals on Montana to Oslo flight tickets

United Airlines

Apr 22

BZN10:41 amBozeman Gallatin Field

27h 29m

2 stops

OSL10:10 pmOslo Gardermoen

May 2

OSL6:45 amOslo Gardermoen

23h 13m

3 stops

BZN9:58 pmBozeman Gallatin Field

$654

Find similar

United Airlines

Apr 1

FCA6:31 amKalispell Glacier Park

27h 29m

2 stops

OSL6:00 pmOslo Gardermoen

Apr 5

OSL6:35 amOslo Gardermoen

22h 55m

2 stops

FCA9:30 pmKalispell Glacier Park

$657

Find similar

United Airlines

Apr 1

FCA2:29 pmKalispell Glacier Park

23h 41m

2 stops

OSL10:10 pmOslo Gardermoen

Apr 5

OSL11:45 amOslo Gardermoen

41h 45m

2 stops

FCA9:30 pmKalispell Glacier Park

$660

Find similar

Delta flights from Montana to Oslo

Our best Delta deals on Montana to Oslo flight tickets

Delta

Jan 16

HLN5:30 amHelena

29h 20m

2 stops

OSL6:50 pmOslo Gardermoen

Jan 20

OSL7:45 amOslo Gardermoen

60h 42m

2 stops

HLN12:27 pmHelena

$516

Find similar

Delta

Apr 1

FCA6:12 pmKalispell Glacier Park

16h 23m

2 stops

OSL6:35 pmOslo Gardermoen

Apr 5

OSL11:50 amOslo Gardermoen

43h 17m

2 stops

FCA11:07 pmKalispell Glacier Park

$670

Find similar

Delta

Mar 27

BZN6:25 pmBozeman Gallatin Field

42h 15m

2 stops

OSL7:40 pmOslo Gardermoen

Mar 31

OSL11:50 amOslo Gardermoen

45h 08m

2 stops

BZN12:58 amBozeman Gallatin Field

$688

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaOslo

HLN - OSL

HLNOSL

Helena

Fri 1/16

5:30 am-6:50 pm

2 stops29h 20m

Oslo Gardermoen

Tue 1/20

7:45 am-12:27 pm

2 stops60h 42m

$516

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Wed 4/22

10:41 am-10:10 pm

2 stops27h 29m

Oslo Gardermoen

Sat 5/2

6:45 am-9:58 pm

2 stops23h 13m

$639

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Wed 4/22

10:41 am-10:10 pm

2 stops27h 29m

Oslo Gardermoen

Sat 5/2

6:45 am-9:58 pm

3 stops23h 13m

$654

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Wed 4/1

6:31 am-6:00 pm

2 stops27h 29m

Oslo Gardermoen

Sun 4/5

6:35 am-9:30 pm

2 stops22h 55m

$657

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Wed 4/1

2:29 pm-10:10 pm

2 stops23h 41m

Oslo Gardermoen

Sun 4/5

11:45 am-9:30 pm

2 stops41h 45m

$660

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Wed 4/1

6:12 pm-6:35 pm

2 stops16h 23m

Oslo Gardermoen

Sun 4/5

11:50 am-11:07 pm

2 stops43h 17m

$670

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Fri 3/27

6:25 pm-7:40 pm

2 stops42h 15m

Oslo Gardermoen

Tue 3/31

11:50 am-12:58 am

2 stops45h 08m

$688

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Fri 3/27

10:41 am-5:40 pm

2 stops23h 59m

Oslo Gardermoen

Tue 3/31

6:45 am-10:00 pm

3 stops23h 15m

$852

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Fri 3/27

1:50 pm-10:10 pm

2 stops25h 20m

Oslo Gardermoen

Tue 3/31

7:45 am-7:15 pm

2 stops19h 30m

$868

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Fri 3/27

4:22 pm-5:40 pm

2 stops18h 18m

Oslo Gardermoen

Tue 3/31

6:45 am-10:00 pm

3 stops23h 15m

$976

Flights are sorted by cheapest round-trip flights first.

Sorted 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

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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 November 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 $607	Free Cancellation	Rating 7.4 9,003 reviews	Search United Airlines flights
Delta	PriceFrom $639	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
KLM	PriceFrom $680	Free Cancellation	Rating 7.7 1,405 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 $516

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Oslo departing on 1/16. 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

Filter for what you want

Filter for what you want

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Price Alerts

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Find the cheapest flights from Montana to Oslo

Cheap round-trip flights

United Airlines flights from Montana to Oslo

Our best United Airlines deals on Montana to Oslo flight tickets

Delta flights from Montana to Oslo

Our best Delta deals on Montana to Oslo flight tickets

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See travel insights to Oslo from

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 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