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

Icelandair, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from Washington, D.C. to Oslo

How long does it take to fly to Oslo?

Flight times vary depending on what airport in Washington, D.C. you fly out of and what airport in Oslo you fly into. For example, flying from Baltimore to Oslo Gardermoen Airport takes 9h 55m on average. On the other hand, flying from Washington, D.C. to Oslo Gardermoen Airport takes 11h 50m 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 airlines fly to Oslo?

Icelandair, Scandinavian Airlines and Lufthansa are the top three most popular airlines that fly to Oslo from Washington, D.C. according to our data. Icelandair is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 6 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 Washington, D.C. to Oslo?

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

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

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

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

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.

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

The travel and health documents required for your trip to Oslo 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$191 Cheap Flights from Washington, D.C. to Oslo in 2026

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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

9:30 pm - 6:40 pm

OSL

BWI

27h 10m

1 stop

$365Icelandair

Sat, Feb 14 - Sun, Mar 1

7:40 pm - 11:35 am

IAD

OSL

9h 55m

1 stop

9:30 pm - 6:30 pm

OSL

IAD

27h 00m

1 stop

$365Icelandair

Sat, Feb 14 - Sun, Mar 1

5:30 pm - 12:10 pm

IAD

OSL

12h 40m

1 stop

1:00 pm - 3:15 pm

OSL

IAD

32h 15m

1 stop

$392TAP AIR PORTUGAL

Sat, Jan 31 - Sun, Feb 8

9:30 pm - 2:05 pm

IAD

TRF

11h 35m

1 stop

2:35 pm - 6:15 pm

TRF

IAD

32h 40m

1 stop

$442Scandinavian Airlines

Mon, Mar 16 - Tue, Mar 24

5:05 pm - 1:50 pm

DCA

OSL

15h 45m

2 stops

9:25 am - 11:44 pm

OSL

DCA

19h 19m

2 stops

$519Delta

Wed, Mar 18 - Wed, Mar 25

3:30 pm - 5:10 pm

DCA

OSL

19h 40m

2 stops

6:15 am - 9:56 pm

OSL

DCA

20h 41m

2 stops

$522United Airlines

Sun, Mar 1 - Thu, Mar 12

5:00 pm - 4:20 pm

DCA

OSL

17h 20m

2 stops

9:25 am - 8:32 pm

OSL

DCA

17h 07m

2 stops

$527Delta

Tue, Feb 10 - Wed, Feb 18

12:59 pm - 11:00 am

DCA

OSL

16h 01m

2 stops

6:15 am - 11:59 pm

OSL

DCA

23h 44m

2 stops

$528United Airlines

Sat, Jan 31 - Thu, Feb 5

5:57 pm - 10:40 pm

DCA

OSL

22h 43m

2 stops

7:05 am - 10:16 pm

OSL

DCA

20h 11m

2 stops

$529British Airways

Sun, Mar 1 - Thu, Mar 12

8:20 pm - 12:25 am

IAD

TRF

22h 05m

1 stop

6:00 am - 4:50 pm

TRF

IAD

16h 50m

1 stop

$534Scandinavian Airlines

Wed, Apr 29 - Wed, May 6

Icelandair flights from Washington, D.C. to Oslo

Our best Icelandair deals on Washington, D.C. to Oslo flight tickets

Icelandair

Feb 14

BWI7:40 pmBaltimore/Washington

9h 55m

1 stop

OSL11:35 amOslo Gardermoen

Mar 1

OSL9:30 pmOslo Gardermoen

27h 10m

1 stop

BWI6:40 pmBaltimore/Washington

$365

Icelandair

Apr 6

IAD8:30 pmWashington, D.C. Dulles Intl

12h 55m

1 stop

OSL3:25 pmOslo Gardermoen

Apr 10

OSL1:50 pmOslo Gardermoen

11h 30m

1 stop

IAD7:20 pmWashington, D.C. Dulles Intl

$395

Icelandair

Apr 15

BWI8:30 pmBaltimore/Washington

12h 55m

1 stop

OSL3:25 pmOslo Gardermoen

Apr 19

OSL4:30 pmOslo Gardermoen

32h 55m

1 stop

BWI7:25 pmBaltimore/Washington

$397

Finnair flights from Washington, D.C. to Oslo

Our best Finnair deals on Washington, D.C. to Oslo flight tickets

Finnair

Mar 16

IAD10:45 pmWashington, D.C. Dulles Intl

31h 55m

2 stops

OSL11:40 amOslo Gardermoen

Mar 23

OSL8:45 amOslo Gardermoen

36h 50m

2 stops

IAD4:35 pmWashington, D.C. Dulles Intl

$489

Finnair

Mar 18

IAD7:20 pmWashington, D.C. Dulles Intl

31h 10m

2 stops

OSL7:30 amOslo Gardermoen

Mar 23

OSL8:50 pmOslo Gardermoen

29h 05m

2 stops

IAD8:55 pmWashington, D.C. Dulles Intl

$490

Finnair

Jan 17

IAD9:45 pmWashington, D.C. Dulles Intl

16h 25m

2 stops

OSL8:10 pmOslo Gardermoen

Jan 19

OSL11:35 amOslo Gardermoen

14h 20m

1 stop

IAD7:55 pmWashington, D.C. Dulles Intl

$15,374

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Sat 2/14

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 3/1

9:30 pm-6:40 pm

1 stop27h 10m

$365

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 2/14

7:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

$365

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 1/31

5:30 pm-12:10 pm

1 stop12h 40m

Oslo Gardermoen

Sun 2/8

1:00 pm-3:15 pm

1 stop32h 15m

$392

Washington, D.C.Oslo

IAD - TRF

IADTRF

Washington, D.C. Dulles Intl

Mon 3/16

9:30 pm-2:05 pm

1 stop11h 35m

Oslo Sandefjord

Tue 3/24

2:35 pm-6:15 pm

1 stop32h 40m

$442

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 3/18

5:05 pm-1:50 pm

2 stops15h 45m

Oslo Gardermoen

Wed 3/25

9:25 am-11:44 pm

2 stops19h 19m

$519

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sun 3/1

3:30 pm-5:10 pm

2 stops19h 40m

Oslo Gardermoen

Thu 3/12

6:15 am-9:56 pm

2 stops20h 41m

$522

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 2/10

5:00 pm-4:20 pm

2 stops17h 20m

Oslo Gardermoen

Wed 2/18

9:25 am-8:32 pm

2 stops17h 07m

$527

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sat 1/31

12:59 pm-11:00 am

2 stops16h 01m

Oslo Gardermoen

Thu 2/5

6:15 am-11:59 pm

2 stops23h 44m

$528

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sun 3/1

5:57 pm-10:40 pm

2 stops22h 43m

Oslo Gardermoen

Thu 3/12

7:05 am-10:16 pm

2 stops20h 11m

$529

Washington, D.C.Oslo

IAD - TRF

IADTRF

Washington, D.C. Dulles Intl

Wed 4/29

8:20 pm-12:25 am

1 stop22h 05m

Oslo Sandefjord

Wed 5/6

6:00 am-4:50 pm

1 stop16h 50m

$534

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How to get the cheapest flight ticket from Washington, D.C. 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 month to fly to Oslo?

The month of February is, on average, the cheapest month to fly to Oslo from Washington, D.C., with most prices found around $463. If you’re not able to fly to Oslo in February, then September is your next best option. Flight prices from Washington, D.C. to Oslo during September average around $496.

How far in advance should I book a flight to Oslo?

You are more likely to see cheaper flights to Oslo from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around $586 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from Washington, D.C. for as low as $490 on momondo.

Cheap Washington, D.C. to Oslo flight deals and tips

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

Fastest flight time	9h 55m
Direct flights	None

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

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

Search flight deals

How far is Washington, D.C. to Oslo by plane?
There are 3869.9 mi between Washington, D.C. and Oslo. A reasonable flight in good conditions will take 9h 55m.
When did momondo last update prices for flights from Washington, D.C. to Oslo?
Prices for flights from Washington, D.C. to Oslo were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Oslo?
There are 6 operators available for flights from Washington, D.C. to Oslo as of January 2026.
How old do you have to be to fly from Washington, D.C. to Oslo?
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.
What documentation or ID do you need to fly to Oslo?
The travel and health documents required for your trip to Oslo 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $388	Free Cancellation	Rating 7.1 596 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $400	Free Cancellation	Rating 7.3 1,654 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $512	Free Cancellation	Rating 6.7 7,680 reviews	Search British Airways flights
KLM	PriceFrom $513	Free Cancellation	Rating 7.7 1,440 reviews	Search KLM flights
Lufthansa	PriceFrom $529	Free Cancellation	Rating 6.8 7,718 reviews	Search Lufthansa flights
United Airlines	PriceFrom $535	Free Cancellation	Rating 7.4 9,163 reviews	Search United Airlines flights

Why use momondo?

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?

All flight searches from Washington, D.C. to Oslo on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Washington, D.C. to Oslo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Oslo, momondo offers a useful price alert feature which will track prices for flights to Oslo from Washington, D.C. and alert you when they change.

An easier way to manage your Oslo trip

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Find better results for your trip to Norway

Cheap flights from Washington, D.C. to Oslo from $191

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 3/23. 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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Icelandair flights from Washington, D.C. to Oslo

Our best Icelandair deals on Washington, D.C. to Oslo flight tickets

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Our best Finnair deals on Washington, D.C. to Oslo flight tickets

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See travel insights to Oslo from

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

What is the cheapest month to fly to Oslo?

How far in advance should I book a flight to Oslo?

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

Icelandair, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from Washington, D.C. to Oslo

What airlines fly to Oslo?

How long does it take to fly to Oslo?

Cheap Washington, D.C. to Oslo flight deals and tips

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

Fastest flight time

Direct flights

How far is Washington, D.C. to Oslo by plane?

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

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

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

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

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

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

Why use momondo?

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

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

How can momondo help me find flights 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?

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