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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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0 bags

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Find the cheapest flights from Montana to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:30 am - 6:50 pmHLN-OSL
29h 20m2 stops
Delta Logo
7:45 am - 12:27 pmOSL-HLN
60h 42m2 stops
$516Delta
Find Deal
vie., ene. 16 - mar., ene. 20
Lufthansa Logo
10:41 am - 10:10 pmBZN-OSL
27h 29m2 stops
Lufthansa Logo
6:45 am - 9:58 pmOSL-BZN
23h 13m2 stops
$639Lufthansa
Find Deal
mié., abr. 22 - sáb., may. 2
United Airlines Logo
10:41 am - 10:10 pmBZN-OSL
27h 29m2 stops
United Airlines Logo
6:45 am - 9:58 pmOSL-BZN
23h 13m3 stops
$654United Airlines
Find Deal
mié., abr. 22 - sáb., may. 2
United Airlines Logo
6:31 am - 6:00 pmFCA-OSL
27h 29m2 stops
United Airlines Logo
6:35 am - 9:30 pmOSL-FCA
22h 55m2 stops
$657United Airlines
Find Deal
mié., abr. 1 - dom., abr. 5
United Airlines Logo
2:29 pm - 10:10 pmFCA-OSL
23h 41m2 stops
United Airlines Logo
11:45 am - 9:30 pmOSL-FCA
41h 45m2 stops
$660United Airlines
Find Deal
mié., abr. 1 - dom., abr. 5
Delta Logo
6:12 pm - 6:35 pmFCA-OSL
16h 23m2 stops
Delta Logo
11:50 am - 11:07 pmOSL-FCA
43h 17m2 stops
$670Delta
Find Deal
mié., abr. 1 - dom., abr. 5
Delta Logo
6:25 pm - 7:40 pmBZN-OSL
42h 15m2 stops
Delta Logo
11:50 am - 12:58 amOSL-BZN
45h 08m2 stops
$688Delta
Find Deal
vie., mar. 27 - mar., mar. 31
United Airlines Logo
10:41 am - 5:40 pmBZN-OSL
23h 59m2 stops
United Airlines Logo
6:45 am - 10:00 pmOSL-BZN
23h 15m3 stops
$852United Airlines
Find Deal
vie., mar. 27 - mar., mar. 31
American Airlines Logo
1:50 pm - 10:10 pmBZN-OSL
25h 20m2 stops
American Airlines Logo
7:45 am - 7:15 pmOSL-BZN
19h 30m2 stops
$868American Airlines
Find Deal
vie., mar. 27 - mar., mar. 31
United Airlines Logo
4:22 pm - 5:40 pmBZN-OSL
18h 18m2 stops
United Airlines Logo
6:45 am - 10:00 pmOSL-BZN
23h 15m3 stops
$976United Airlines
Find Deal
vie., mar. 27 - mar., mar. 31

United Airlines flights from Montana to Oslo Gardermoen Airport

Our best United Airlines deals on Montana to Oslo Gardermoen Airport 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 Gardermoen Airport

Our best Delta deals on Montana to Oslo Gardermoen Airport 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

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Oslo Gardermoen Airport 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, momondo users made 832,500 searches. Data last updated noviembre 6, 2025.
Use the filters below to find and compare flights from Montana to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaOslo

HLN - OSL

HLNOSL

Helena

vie. 1/16

5:30 am-6:50 pm

2 stops29h 20m

Oslo Gardermoen

mar. 1/20

7:45 am-12:27 pm

2 stops60h 42m

$516

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

mié. 4/22

10:41 am-10:10 pm

2 stops27h 29m

Oslo Gardermoen

sáb. 5/2

6:45 am-9:58 pm

2 stops23h 13m

$639

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

mié. 4/22

10:41 am-10:10 pm

2 stops27h 29m

Oslo Gardermoen

sáb. 5/2

6:45 am-9:58 pm

3 stops23h 13m

$654

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

mié. 4/1

6:31 am-6:00 pm

2 stops27h 29m

Oslo Gardermoen

dom. 4/5

6:35 am-9:30 pm

2 stops22h 55m

$657

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

mié. 4/1

2:29 pm-10:10 pm

2 stops23h 41m

Oslo Gardermoen

dom. 4/5

11:45 am-9:30 pm

2 stops41h 45m

$660

KalispellOslo

FCA - OSL

FCAOSL

Kalispell Glacier Park

mié. 4/1

6:12 pm-6:35 pm

2 stops16h 23m

Oslo Gardermoen

dom. 4/5

11:50 am-11:07 pm

2 stops43h 17m

$670

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

vie. 3/27

6:25 pm-7:40 pm

2 stops42h 15m

Oslo Gardermoen

mar. 3/31

11:50 am-12:58 am

2 stops45h 08m

$688

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

vie. 3/27

10:41 am-5:40 pm

2 stops23h 59m

Oslo Gardermoen

mar. 3/31

6:45 am-10:00 pm

3 stops23h 15m

$852

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

vie. 3/27

1:50 pm-10:10 pm

2 stops25h 20m

Oslo Gardermoen

mar. 3/31

7:45 am-7:15 pm

2 stops19h 30m

$868

BozemanOslo

BZN - OSL

BZNOSL

Bozeman Gallatin Field

vie. 3/27

4:22 pm-5:40 pm

2 stops18h 18m

Oslo Gardermoen

mar. 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

See travel insights to Oslo from

How to get the cheapest flight ticket from Montana to Oslo Gardermoen Airport

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 Gardermoen Airport?

According to our data, Thursday is the cheapest day to fly to Oslo Gardermoen Airport from Montana. The lowest ticket price found for a Thursday departure recently was $990. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 Gardermoen Airport for around $1,285.

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

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is at noon. Flights from Montana to Oslo Gardermoen Airport during this time can be as low as $1,075. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is in the morning when prices are around $1,198.

Cheap Montana to Oslo Gardermoen Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Montana to Oslo Gardermoen Airport. There are no popular flight routes from Montana to Oslo Gardermoen Airport.
Search flight deals

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

    Prices for flights from Montana to Oslo Gardermoen Airport are updated daily.

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

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

    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 Gardermoen Airport.

  • What documentation or ID do you need to fly to Oslo Gardermoen Airport?

    The travel and health documents you'll need for your trip to Oslo Gardermoen Airport 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 Gardermoen Airport. 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 Gardermoen Airport

Compare and see reviews for airlines that fly from Montana to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $607Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights
DeltaPriceFrom $639Free CancellationRating
7.9
8,004 reviews
Search Delta flights
KLMPriceFrom $680Free CancellationRating
7.7
1,405 reviews
Search KLM flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Drammen
Lillehammer

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?

momondo does allow users to show only those flights to Oslo from Montana which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Montana to Oslo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Montana to Oslo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oslo and let you know when they change.

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