$399 Cheap Flights from Denver (DEN) to Oslo (OSL)

View $399 flight on Wed, Jan 21, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL)

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Cheap Flights from Denver to Oslo (DEN-OSL)

Prices were available within the past 7 days and start at $399 for one-way flights and $419 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, Nov 15 - Sat, Nov 22
DEN
Denver
OSL
Oslo
$419 Roundtrip, just found
$419
Roundtrip
just found
Select Icelandair flight, departing Sat, Nov 15 from Denver to Oslo, returning Sat, Nov 22, priced at $419 just found
Icelandair
Fri, Jan 9 - Thu, Jan 15
DEN
Denver
OSL
Oslo
$420 Roundtrip, found 17 hours ago
$420
Roundtrip
found 17 hours ago
Select Icelandair flight, departing Fri, Jan 9 from Denver to Oslo, returning Thu, Jan 15, priced at $420 found 17 hours ago
Scandinavian Airlines
Tue, May 12 - Tue, May 19
DEN
Denver
OSL
Oslo
$479 Roundtrip, just found
$479
Roundtrip
just found
Select Scandinavian Airlines flight, departing Tue, May 12 from Denver to Oslo, returning Tue, May 19, priced at $479 just found
Lufthansa
Thu, Oct 30 - Thu, Nov 6
DEN
Denver
OSL
Oslo
$507 Roundtrip, found 2 hours ago
$507
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Thu, Oct 30 from Denver to Oslo, returning Thu, Nov 6, priced at $507 found 2 hours ago
United
Thu, Oct 23 - Thu, Nov 6
DEN
Denver
OSL
Oslo
$507 Roundtrip, just found
$507
Roundtrip
just found
Select United flight, departing Thu, Oct 23 from Denver to Oslo, returning Thu, Nov 6, priced at $507 just found
Air Canada
Thu, Oct 23 - Thu, Nov 6
DEN
Denver
OSL
Oslo
$507 Roundtrip, just found
$507
Roundtrip
just found
Select Air Canada flight, departing Thu, Oct 23 from Denver to Oslo, returning Thu, Nov 6, priced at $507 just found
British Airways
Wed, Dec 3 - Wed, Dec 10
DEN
Denver
OSL
Oslo
$511 Roundtrip, found 2 hours ago
$511
Roundtrip
found 2 hours ago
Select British Airways flight, departing Wed, Dec 3 from Denver to Oslo, returning Wed, Dec 10, priced at $511 found 2 hours ago
American Airlines
Thu, Oct 23 - Thu, Nov 6
DEN
Denver
OSL
Oslo
$511 Roundtrip, just found
$511
Roundtrip
just found
Select American Airlines flight, departing Thu, Oct 23 from Denver to Oslo, returning Thu, Nov 6, priced at $511 just found
Delta
Wed, Nov 26 - Fri, Dec 12
DEN
Denver
OSL
Oslo
$517 Roundtrip, found 14 hours ago
$517
Roundtrip
found 14 hours ago
Select Delta flight, departing Wed, Nov 26 from Denver to Oslo, returning Fri, Dec 12, priced at $517 found 14 hours ago
Swiss International Air Lines
Wed, Jan 21 - Sun, Jan 25
DEN
Denver
OSL
Oslo
$529 Roundtrip, just found
$529
Roundtrip
just found
Select Swiss International Air Lines flight, departing Wed, Jan 21 from Denver to Oslo, returning Sun, Jan 25, priced at $529 just found

Find the cheapest month to fly from Denver (DEN) to Oslo (OSL)

November is typically the cheapest month to fly

From $416 - $993 per traveler.

Alternative airports near Oslo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gardermoen OSL. Cheapest and Closest option available. Average driving time to city center is 40 minutes. Flights from $419
OSL
Gardermoen
CheapestClosest
Average driving time to city center40 min
Flights from $419

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL) cost?
Snag a cheap one-way flight from $399 or cheap return flight from $419 from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL)?
November is the most affordable month to fly from DEN to OSL. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DEN to OSL. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL)?
Nonstop flights from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DEN to OSL?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL)?
To avoid potential delays on the Denver Intl. Airport (DEN) to Gardermoen Airport (OSL) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL) last-minute?
Last-minute bookings from DEN to OSL are usually more expensive. To secure the lowest rates, start searching for flights early. That said, if you're flexible with your travel dates, you may score a cheap fare just before your departure.
Is it cheaper to book a DEN to OSL flight and hotel package?
You'll generally save money by securing a DEN to OSL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your ideal flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Gardermoen Airport (OSL)?
Generally, it's possible to reschedule or cancel your DEN to OSL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Denver Intl.
Destination airport
Gardermoen
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$419
Distance
4631 mi

Book with confidence

Denver to Oslo Flights

The cheapest times to fly from Denver to Oslo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Oslo are during the month of November. You can find some of the cheapest flights from Denver to Oslo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Oslo

Sunday is one of the best days to book for cheap flights from Denver to Oslo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Oslo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $399 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Oslo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Oslo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Oslo Flights

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*Available to One Key members.