Which layover airport offers the lowest fares from Washington, D.C. to Oslo Gardermoen Airport?

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $563.

What is the cheapest airline that flies from Washington, D.C. to Oslo Gardermoen?

Icelandair, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. to Oslo Gardermoen

Which layover airport has the shortest connection time from Washington, D.C. to Oslo Gardermoen Airport?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 21m.

How long does it take to fly to Oslo Gardermoen Airport?

Average flight duration from Washington, D.C. to Oslo Gardermoen Airport depends on which airport you fly into and out of. Flying from Baltimore to Oslo Gardermoen Airport is 9h 55m on average, while flying from Washington, D.C. to Oslo Gardermoen Airport is 11h 50m on average. Oslo Gardermoen Airport is the most popular airport in Oslo Gardermoen Airport.

What airlines fly to Oslo Gardermoen Airport?

Icelandair, Scandinavian Airlines and Lufthansa are the top three most popular airlines that fly to Oslo Gardermoen Airport from Washington, D.C. according to our data. Icelandair is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Oslo Gardermoen Airport. Keep in mind that there are 6 different airlines that fly to Oslo Gardermoen Airport on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Washington, D.C. and Oslo Gardermoen Airport?

Reykjavik (KEF) was the most common stop: 35% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Washington, D.C. to Oslo Gardermoen Airport?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 02m.

When did momondo last update prices for flights from Washington, D.C. to Oslo Gardermoen Airport?

Prices for flights from Washington, D.C. to Oslo Gardermoen Airport were last updated today.

How many operators does momondo search for flights from Washington, D.C. to Oslo Gardermoen Airport?

There are 6 operators available for flights from Washington, D.C. to Oslo Gardermoen Airport as of May 2026.

How old do you have to be to fly from Washington, D.C. to Oslo Gardermoen Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Oslo Gardermoen Airport.

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

The travel and health documents required for your trip to Oslo Gardermoen Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$260 Cheap Flights from Washington, D.C. to Oslo Gardermoen Airport in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. and Oslo Gardermoen Airport?

Prices are currently low for flights on this route. Typical prices usually range from $868 to $603. The lowest price recently found on this route was $571.

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Find the cheapest flights from Washington, D.C. to Oslo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 pm - 11:35 am

BWI

OSL

9h 55m

1 stop

1:10 pm - 6:40 pm

OSL

BWI

11h 30m

1 stop

$571Icelandair

Mon, Nov 2 - Mon, Nov 9

8:40 pm - 11:35 am

BWI

OSL

9h 55m

1 stop

1:10 pm - 6:40 pm

OSL

BWI

11h 30m

1 stop

$573Icelandair

Sat, Oct 31 - Wed, Nov 4

6:02 am - 6:45 am

DCA

OSL

18h 43m

1 stop

1:20 pm - 10:59 pm

OSL

DCA

15h 39m

1 stop

$717Scandinavian Airlines

Wed, Aug 5 - Wed, Aug 19

10:20 pm - 10:05 pm

IAD

OSL

17h 45m

1 stop

6:35 am - 4:05 pm

OSL

IAD

15h 30m

1 stop

$726Lufthansa

Wed, Aug 5 - Wed, Aug 19

10:20 pm - 10:05 pm

IAD

OSL

17h 45m

1 stop

6:35 am - 4:05 pm

OSL

IAD

15h 30m

1 stop

$730Lufthansa

Wed, Aug 5 - Wed, Aug 19

10:20 pm - 10:05 pm

IAD

OSL

17h 45m

1 stop

6:25 am - 1:35 pm

OSL

IAD

13h 10m

1 stop

$738United Airlines

Wed, Aug 5 - Fri, Aug 21

5:40 pm - 5:15 pm

IAD

OSL

17h 35m

1 stop

6:25 am - 4:05 pm

OSL

IAD

15h 40m

1 stop

$739United Airlines

Sun, Aug 9 - Fri, Aug 21

11:00 am - 6:45 am

DCA

OSL

13h 45m

1 stop

1:20 pm - 11:21 pm

OSL

DCA

16h 01m

1 stop

$746Scandinavian Airlines

Mon, Jun 22 - Mon, Jun 29

11:50 am - 8:45 am

DCA

OSL

14h 55m

2 stops

6:30 am - 4:59 pm

OSL

DCA

16h 29m

2 stops

$756Delta

Wed, Aug 5 - Fri, Aug 21

11:00 am - 8:45 am

DCA

OSL

15h 45m

2 stops

6:30 am - 4:59 pm

OSL

DCA

16h 29m

2 stops

$763Delta

Wed, Aug 5 - Fri, Aug 21

United Airlines flights from Washington, D.C. to Oslo Gardermoen Airport

Our best United Airlines deals on Washington, D.C. to Oslo Gardermoen Airport flight tickets

United Airlines

Aug 5

IAD10:20 pmWashington, D.C. Dulles Intl

17h 45m

1 stop

OSL10:05 pmOslo Gardermoen

Aug 21

OSL6:25 amOslo Gardermoen

13h 10m

1 stop

IAD1:35 pmWashington, D.C. Dulles Intl

$738

United Airlines

Aug 9

IAD5:40 pmWashington, D.C. Dulles Intl

17h 35m

1 stop

OSL5:15 pmOslo Gardermoen

Aug 21

OSL6:25 amOslo Gardermoen

15h 40m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

$739

United Airlines

Aug 5

IAD5:35 pmWashington, D.C. Dulles Intl

17h 40m

1 stop

OSL5:15 pmOslo Gardermoen

Aug 19

OSL6:35 amOslo Gardermoen

14h 26m

2 stops

IAD3:01 pmWashington, D.C. Dulles Intl

$742

Scandinavian Airlines flights from Washington, D.C. to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on Washington, D.C. to Oslo Gardermoen Airport flight tickets

Scandinavian Airlines

Aug 5

DCA6:02 amWashington, D.C. Reagan-National

18h 43m

1 stop

OSL6:45 amOslo Gardermoen

Aug 19

OSL1:20 pmOslo Gardermoen

15h 39m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$717

Scandinavian Airlines

Jun 22

DCA11:00 amWashington, D.C. Reagan-National

13h 45m

1 stop

OSL6:45 amOslo Gardermoen

Jun 29

OSL1:20 pmOslo Gardermoen

16h 01m

1 stop

DCA11:21 pmWashington, D.C. Reagan-National

$746

Scandinavian Airlines

Jun 7

IAD7:14 pmWashington, D.C. Dulles Intl

29h 31m

1 stop

OSL6:45 amOslo Gardermoen

Jun 10

OSL8:00 amOslo Gardermoen

15h 00m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$747

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Mon 11/2

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Mon 11/9

1:10 pm-6:40 pm

1 stop11h 30m

$571

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Sat 10/31

8:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Wed 11/4

1:10 pm-6:40 pm

1 stop11h 30m

$573

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 8/5

6:02 am-6:45 am

1 stop18h 43m

Oslo Gardermoen

Wed 8/19

1:20 pm-10:59 pm

1 stop15h 39m

$717

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 8/5

10:20 pm-10:05 pm

1 stop17h 45m

Oslo Gardermoen

Wed 8/19

6:35 am-4:05 pm

1 stop15h 30m

$726

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 8/5

10:20 pm-10:05 pm

1 stop17h 45m

Oslo Gardermoen

Wed 8/19

6:35 am-4:05 pm

1 stop15h 30m

$730

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 8/5

10:20 pm-10:05 pm

1 stop17h 45m

Oslo Gardermoen

Fri 8/21

6:25 am-1:35 pm

1 stop13h 10m

$738

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 8/9

5:40 pm-5:15 pm

1 stop17h 35m

Oslo Gardermoen

Fri 8/21

6:25 am-4:05 pm

1 stop15h 40m

$739

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 6/22

11:00 am-6:45 am

1 stop13h 45m

Oslo Gardermoen

Mon 6/29

1:20 pm-11:21 pm

1 stop16h 01m

$746

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 8/5

11:50 am-8:45 am

2 stops14h 55m

Oslo Gardermoen

Fri 8/21

6:30 am-4:59 pm

2 stops16h 29m

$756

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 8/5

11:00 am-8:45 am

2 stops15h 45m

Oslo Gardermoen

Fri 8/21

6:30 am-4:59 pm

2 stops16h 29m

$763

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 Washington, D.C. 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

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Oslo Gardermoen Airport?

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from Washington, D.C. is in July. Flight prices, which tend to average around $175, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of July, then book flights to Oslo Gardermoen Airport from Washington, D.C. during April instead. Flights to Oslo Gardermoen Airport in April, while not as cheap as those in July, still average around $330.

How far in advance should I book a flight from Washington, D.C. to Oslo Gardermoen Airport?

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $596 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Washington, D.C. for as low as $457 on momondo.

Can stopping save me money on Washington, D.C. to Oslo Gardermoen Airport flights?

You could potentially save up to 43% on your flight if you consider stops on a Washington, D.C. to Oslo Gardermoen Airport flight.

How have Washington, D.C. to Oslo Gardermoen Airport flight prices changed over time?

As of May 2026, prices for Washington, D.C. to Oslo Gardermoen Airport flights are approximately 36% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Oslo Gardermoen Airport (WAS to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Oslo Gardermoen Airport

Fastest flight time	9h 55m
Direct flights	None

The fastest flight from Washington, D.C. to Oslo Gardermoen Airport takes 9h 55m

There are no direct flights from Washington, D.C. to Oslo Gardermoen Airport. There are no popular flight routes from Washington, D.C. to Oslo Gardermoen Airport.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Oslo Gardermoen Airport

How far is Washington, D.C. to Oslo Gardermoen by plane?
A flight from Washington, D.C. to Oslo Gardermoen will travel around 3874.4 mi. Flights usually cover this in 9h 55m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Oslo Gardermoen Airport?
Prices for flights from Washington, D.C. to Oslo Gardermoen Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Oslo Gardermoen Airport?
There are 6 operators available for flights from Washington, D.C. to Oslo Gardermoen Airport as of May 2026.
How old do you have to be to fly from Washington, D.C. to Oslo Gardermoen Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Oslo Gardermoen Airport.
What documentation or ID do you need to fly to Oslo Gardermoen Airport?
The travel and health documents required for your trip to Oslo Gardermoen Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. to Oslo Gardermoen Airport?
Based on momondo bookings for flights between Washington, D.C. and Oslo Gardermoen Airport, the leading airline is Icelandair, making up 40% of the total bookings. Other popular airlines include Scandinavian Airlines with 29%, United Airlines with 11%, and Lufthansa with 7%.

Best airlines flying from Washington, D.C. to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Oslo Gardermoen Airport with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $390	Free Cancellation	Rating 7.0 653 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $398	Free Cancellation	Rating 7.4 1,773 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom $401	Free Cancellation	Rating 7.2 2,250 reviews	Search TAP AIR PORTUGAL flights
KLM	PriceFrom $514	Free Cancellation	Rating 7.8 1,514 reviews	Search KLM flights
United Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 9,700 reviews	Search United Airlines flights
Lufthansa	PriceFrom $526	Free Cancellation	Rating 6.8 7,992 reviews	Search Lufthansa flights

Gardermoen

Fredrikstad

Lillehammer

Drammen

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Why should I use momondo to find a flight deal from Washington, D.C. to Oslo?

It is quick and easy to find Washington, D.C. to Oslo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Oslo that suits you.

Can I find flights from Washington, D.C. to Oslo with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. 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 Washington, D.C. to Oslo.

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

Price alerts on flights to Oslo from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to Oslo Sandefjord Airportfrom $555

Cheap flights from Washington, D.C. to Oslo from $260

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Oslo departing on 8/13. 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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United Airlines flights from Washington, D.C. to Oslo Gardermoen Airport

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Our best Scandinavian Airlines deals on Washington, D.C. to Oslo Gardermoen Airport flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to Oslo Gardermoen Airport

What is the typical price of a round-trip flight between Washington, D.C. and Oslo Gardermoen Airport?

What is the cheapest month to fly to Oslo Gardermoen Airport?

How far in advance should I book a flight from Washington, D.C. to Oslo Gardermoen Airport?

Can stopping save me money on Washington, D.C. to Oslo Gardermoen Airport flights?

How have Washington, D.C. to Oslo Gardermoen Airport flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. to Oslo Gardermoen?

What airlines fly to Oslo Gardermoen Airport?

Which airport is the most popular layover for flights between Washington, D.C. and Oslo Gardermoen Airport?

Which layover airport offers the lowest fares from Washington, D.C. to Oslo Gardermoen Airport?

Which layover airport has the shortest travel time from Washington, D.C. to Oslo Gardermoen Airport?

Which layover airport has the shortest connection time from Washington, D.C. to Oslo Gardermoen Airport?

How long does it take to fly to Oslo Gardermoen Airport?

When to book flights from Washington, D.C. to Oslo Gardermoen Airport

Cheap Washington, D.C. to Oslo Gardermoen Airport (WAS to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Oslo Gardermoen Airport

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Oslo Gardermoen Airport

Best airlines flying from Washington, D.C. to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Oslo Gardermoen Airport with momondo

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Why use momondo?

An easier way to manage your Oslo Gardermoen Airport trip

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List of cabin classes available on flights landing in Oslo. Availability may vary depending on flight origin and airline.

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