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 57m on average. On the other hand, flying from Kalispell to Oslo Gardermoen Airport takes 23h 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 is the cheapest airline that flies from Montana to Oslo?

Lufthansa, Delta, and Scandinavian Airlines are the most popular carriers operating from Montana to Oslo

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 37% 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 December 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.

$311 Cheap Flights from Montana to Oslo in 2025/26

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One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:43 pm - 5:40 pm

BZN

OSL

18h 57m2 stops

6:15 am - 9:22 pm

OSL

BZN

22h 07m2 stops

$505Lufthansa

Thu, Mar 5 - Tue, Mar 17

11:40 am - 4:20 pm

BZN

OSL

20h 40m2 stops

6:30 am - 5:50 pm

OSL

BZN

19h 20m2 stops

$525Delta

Sat, Jan 24 - Sat, Jan 31

2:42 pm - 5:40 pm

FCA

OSL

42h 58m2 stops

1:50 pm - 12:59 pm

OSL

FCA

31h 09m2 stops

$526United Airlines

Wed, Jan 21 - Sun, Jan 25

7:23 am - 2:45 pm

BZN

OSL

23h 22m2 stops

5:00 pm - 5:41 pm

OSL

BZN

32h 41m2 stops

$527Multiple Airlines

Mon, Feb 9 - Mon, Feb 16

4:30 pm - 5:40 pm

BZN

OSL

17h 10m2 stops

1:45 pm - 3:28 pm

OSL

BZN

32h 43m3 stops

$528United Airlines

Thu, Mar 5 - Tue, Mar 17

12:46 pm - 11:45 pm

BZN

OSL

26h 59m2 stops

6:15 am - 2:43 pm

OSL

BZN

40h 28m2 stops

$540United Airlines

Thu, Jan 29 - Mon, Feb 2

3:40 pm - 3:40 pm

BZN

OSL

40h 00m2 stops

9:35 am - 11:46 am

OSL

BZN

34h 11m2 stops

$546United Airlines

Mon, Feb 9 - Mon, Feb 16

2:27 pm - 5:40 pm

HLN

OSL

43h 13m2 stops

2:05 pm - 1:40 pm

OSL

HLN

55h 35m2 stops

$549United Airlines

Mon, Feb 9 - Mon, Feb 16

12:46 pm - 5:10 pm

BZN

OSL

20h 24m2 stops

6:15 am - 9:45 am

OSL

BZN

35h 30m2 stops

$615United Airlines

Sun, Jan 18 - Thu, Jan 22

2:25 pm - 5:30 pm

HLN

OSL

43h 05m2 stops

6:15 am - 9:16 pm

OSL

HLN

23h 01m2 stops

$628United Airlines

Sun, Feb 22 - Thu, Feb 26

United Airlines flights from Montana to Oslo

Our best United Airlines deals on Montana to Oslo flight tickets

United Airlines

Jan 21

FCA2:42 pmKalispell Glacier Park

42h 58m

2 stops

OSL5:40 pmOslo Gardermoen

Jan 25

OSL1:50 pmOslo Gardermoen

31h 09m

2 stops

FCA12:59 pmKalispell Glacier Park

$526

Find similar

United Airlines

Mar 5

BZN4:30 pmBozeman Gallatin Field

17h 10m

2 stops

OSL5:40 pmOslo Gardermoen

Mar 17

OSL1:45 pmOslo Gardermoen

32h 43m

3 stops

BZN3:28 pmBozeman Gallatin Field

$528

Find similar

United Airlines

Jan 29

BZN12:46 pmBozeman Gallatin Field

26h 59m

2 stops

OSL11:45 pmOslo Gardermoen

Feb 2

OSL6:15 amOslo Gardermoen

40h 28m

2 stops

BZN2:43 pmBozeman Gallatin Field

$540

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Thu 3/5

2:43 pm-5:40 pm

2 stops18h 57m

Oslo Gardermoen

Tue 3/17

6:15 am-9:22 pm

2 stops22h 07m

$505

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Sat 1/24

11:40 am-4:20 pm

2 stops20h 40m

Oslo Gardermoen

Sat 1/31

6:30 am-5:50 pm

2 stops19h 20m

$525

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

Wed 1/21

2:42 pm-5:40 pm

2 stops42h 58m

Oslo Gardermoen

Sun 1/25

1:50 pm-12:59 pm

2 stops31h 09m

$526

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Mon 2/9

7:23 am-2:45 pm

2 stops23h 22m

Oslo Gardermoen

Mon 2/16

5:00 pm-5:41 pm

2 stops32h 41m

$527

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Thu 3/5

4:30 pm-5:40 pm

2 stops17h 10m

Oslo Gardermoen

Tue 3/17

1:45 pm-3:28 pm

3 stops32h 43m

$528

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Thu 1/29

12:46 pm-11:45 pm

2 stops26h 59m

Oslo Gardermoen

Mon 2/2

6:15 am-2:43 pm

2 stops40h 28m

$540

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Mon 2/9

3:40 pm-3:40 pm

2 stops40h 00m

Oslo Gardermoen

Mon 2/16

9:35 am-11:46 am

2 stops34h 11m

$546

HelenaOslo

HLN - OSL

HLNOSL

Helena

Mon 2/9

2:27 pm-5:40 pm

2 stops43h 13m

Oslo Gardermoen

Mon 2/16

2:05 pm-1:40 pm

2 stops55h 35m

$549

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

Sun 1/18

12:46 pm-5:10 pm

2 stops20h 24m

Oslo Gardermoen

Thu 1/22

6:15 am-9:45 am

2 stops35h 30m

$615

HelenaOslo

HLN - OSL

HLNOSL

Helena

Sun 2/22

2:25 pm-5:30 pm

2 stops43h 05m

Oslo Gardermoen

Thu 2/26

6:15 am-9:16 pm

2 stops23h 01m

$628

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

Fastest flight time	18h 57m
Direct flights	None

The fastest flight from Montana to Oslo takes 18h 57m

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 December 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 9,116 reviews	Search United Airlines flights
Delta	PriceFrom $639	Free Cancellation	Rating 7.9 8,016 reviews	Search Delta flights
KLM	PriceFrom $680	Free Cancellation	Rating 7.7 1,434 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 $311

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 2/2. 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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United Airlines flights from Montana to Oslo

Our best United Airlines 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

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?

Lufthansa, Delta, and Scandinavian Airlines 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

Fastest flight time

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