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$420+ Cheap flights from Denver (DEN) to Oslo

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OSL
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Oslo are usually found in November or April, booked 39 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap flight deals from Denver to Oslo

Cheapest flights from Denver to Oslo
Explore the most affordable flight options available from Denver to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This Expedia deal was found by Cheapflights users on 12/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:35 pmDEN - OSL
2 stops21h 20mMultiple Airlines
Thu 1/16:15 amOSL - DEN
1 stop15h 25mMultiple Airlines
Deal found 12/24$814
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Sat 12/278:20 pmDEN - OSL
1 stop13h 20mUnited Airlines
Wed 12/316:05 amOSL - DEN
2 stops20h 08mUnited Airlines
Deal found 12/26$899
This Cheapflightsfares deal was found by Cheapflights users on 12/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:45 pmDEN - OSL
1 stop13h 55mLufthansa
Thu 1/16:15 amOSL - DEN
1 stop15h 25mLufthansa
Deal found 12/24$923
This Cheapflightsfares deal was found by Cheapflights users on 12/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:20 pmDEN - OSL
1 stop17h 20mLufthansa
Wed 12/316:05 amOSL - DEN
1 stop15h 35mLufthansa
Deal found 12/26$949
This Cheapflightsfares deal was found by Cheapflights users on 12/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmDEN - OSL
2 stops32h 25mLufthansa
Fri 1/29:35 amOSL - DEN
2 stops22h 40mLufthansa
Deal found 12/25$1,291
This Ovago deal was found by Cheapflights users on 12/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmDEN - OSL
1 stop17h 20mMultiple Airlines
Fri 1/26:45 amOSL - DEN
2 stops20h 42mMultiple Airlines
Deal found 12/24$1,335

Find flight deals from Denver to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 26, 2025.

Round-trip from

$394
(oojo)

Popular in

December

Cheapest in

November

Average price

$1,198
From Denver Intl to Oslo
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 December 26, 2025.
Use the filters below to find and compare flights from Denver to Oslo that are best for you.

Fly from

Denver

Fly to

Oslo

Route

Depart

Return

Price

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 4/14

4:05 pm-10:05 pm

1 stop22h 00m

Oslo Gardermoen

Mon 4/20

11:45 am-6:50 pm

1 stop15h 05m

$493

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 3/31

6:40 pm-11:25 pm

1 stop20h 45m

Oslo Gardermoen

Tue 4/7

7:45 am-4:30 pm

1 stop16h 45m

$501

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Thu 1/22

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Mon 1/26

6:15 am-1:40 pm

1 stop15h 25m

$511

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Wed 3/4

8:20 pm-11:40 pm

1 stop19h 20m

Oslo Gardermoen

Mon 3/9

6:15 am-5:00 pm

1 stop17h 45m

$513

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Mon 1/12

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Sun 1/18

6:05 am-7:55 pm

2 stops21h 50m

$514

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Thu 3/5

1:25 pm-5:10 pm

2 stops19h 45m

Oslo Gardermoen

Thu 3/12

6:15 am-2:40 pm

1 stop15h 25m

$518

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 2/10

3:07 pm-4:20 pm

2 stops17h 13m

Oslo Gardermoen

Wed 2/18

6:30 am-5:27 pm

2 stops18h 57m

$526

DenverOslo

DEN - TRF

DENTRF

Denver Intl

Sat 4/18

11:43 am-12:25 am

2 stops28h 42m

Oslo Sandefjord

Wed 4/22

3:05 pm-10:49 pm

2 stops39h 44m

$799

DenverOslo

DEN - TRF

DENTRF

Denver Intl

Mon 6/1

8:10 pm-9:10 pm

2 stops17h 00m

Oslo Sandefjord

Wed 7/1

12:10 pm-7:00 pm

2 stops14h 50m

$927

DenverOslo

DEN - TRF

DENTRF

Denver Intl

Sat 6/20

8:10 pm-9:10 pm

2 stops17h 00m

Oslo Sandefjord

Fri 7/3

9:00 am-7:00 pm

2 stops18h 00m

$958

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 16 results
1
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Best time to book a flight from Denver to Oslo

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

How far ahead should I book a flight from Denver to Oslo?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Oslo. Price data was last updated on December 19, 2025.

The best time to book flights from Denver to Oslo is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Denver to Oslo (average of $387). Flying from Denver to Oslo in June is currently the most expensive (average of $594). 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.

What is the cheapest time of day to fly from DEN to OSL?

Find hourly flight availability from Denver to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Oslo in the morning. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the afternoon.

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 December 26, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Icelandair from Denver to Oslo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,014 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,014 reviews
Delta
7.9
Good
8,014 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,115 reviews
Delta
7.9
Good
8,014 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.0
Good
592 reviews
Delta
7.9
Good
8,014 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,655 reviews
Delta
7.9
Good
8,014 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,617 reviews
Delta
7.9
Good
8,014 reviews

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Denver to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Oslo?

    Most people fly from Denver Intl (DEN) if they book a flight from Denver to Oslo. On average, Denver Intl has 0 outbound flights to Oslo per day from 6 airlines. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

  • How long is the flight from Denver to Oslo?

    There are many flights that can get you from Denver to Oslo in 17h 20m. Fly via Lufthansa, British Airways, or United Airlines to get the fastest option. The distance from Denver to Oslo is about 4628 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Oslo round-trip?

    Currently priced at $410, Icelandair will fly you from Denver to Oslo and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from $507 and $523, respectively. Icelandair is 43% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Denver to Oslo one-way?

    The cheapest airlines for a one-way flight from Denver to Oslo are Icelandair ($181), United Airlines ($419), and Lufthansa ($419).

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Denver to Oslo (average of $387). Flying from Denver to Oslo in June is currently the most expensive (average of $594). 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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Top 6 airlines flying from Denver to Oslo

Discover the top 6 airlines that operate flights from Denver 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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$410Average$635FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$507Average$639FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$523Average$736FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$531Average$857FlexibilityNo cancel feeOn-time76%
DeltaCheapest$565Average$934FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$643Average$1,145FlexibilityNo cancel feeOn-time77%

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