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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. from $287

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo Gardermoen Airport to Washington, D.C. departing on 3/15. 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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Find the cheapest flights from Oslo Gardermoen Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
9:05 pm - 3:20 pm
OSL
-
IAD
24h 15m1 stop
Scandinavian Airlines Logo
8:30 pm - 2:15 pm
IAD
-
OSL
11h 45m1 stop
$332Scandinavian Airlines
Sun, Jan 25 - Sat, Feb 7
Icelandair Logo
1:10 pm - 6:30 pm
OSL
-
IAD
11h 20m1 stop
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m1 stop
$382Icelandair
Sat, Jan 17 - Sat, Jan 24
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m1 stop
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
$383Icelandair
Sun, Jan 25 - Sat, Feb 7
Icelandair Logo
1:10 pm - 6:40 pm
OSL
-
BWI
11h 30m1 stop
Icelandair Logo
7:40 pm - 8:35 pm
BWI
-
OSL
18h 55m1 stop
$402Icelandair
Sat, Jan 17 - Sat, Jan 24
Icelandair Logo
9:30 pm - 6:40 pm
OSL
-
BWI
27h 10m1 stop
Icelandair Logo
7:40 pm - 8:35 pm
BWI
-
OSL
18h 55m1 stop
$403Icelandair
Sun, Jan 25 - Sat, Feb 7
British Airways Logo
7:10 am - 3:35 pm
OSL
-
IAD
14h 25m1 stop
British Airways Logo
9:45 pm - 10:10 pm
IAD
-
OSL
18h 25m1 stop
$414British Airways
Fri, Jan 16 - Fri, Jan 23
TAP AIR PORTUGAL Logo
1:00 pm - 3:15 pm
OSL
-
IAD
32h 15m1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 5:55 pm
IAD
-
OSL
13h 25m1 stop
$427TAP AIR PORTUGAL
Sun, Jan 18 - Sun, Jan 25
Lufthansa Logo
1:50 pm - 8:15 pm
OSL
-
IAD
12h 25m1 stop
Lufthansa Logo
5:40 pm - 11:00 am
IAD
-
OSL
11h 20m1 stop
$440Lufthansa
Sun, Jan 25 - Sat, Feb 7
British Airways Logo
7:10 am - 4:50 pm
OSL
-
DCA
15h 40m2 stops
British Airways Logo
4:39 pm - 2:10 pm
DCA
-
OSL
15h 31m2 stops
$445British Airways
Sat, Jan 17 - Sat, Jan 24
KLM Logo
5:00 pm - 4:05 pm
OSL
-
IAD
29h 05m1 stop
KLM Logo
12:23 pm - 8:40 am
IAD
-
OSL
14h 17m2 stops
$451KLM
Fri, Jan 16 - Fri, Jan 23

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

Our best Scandinavian Airlines deals on Oslo Gardermoen Airport to Washington, D.C. flight tickets
Scandinavian Airlines
Jan 25
OSL9:05 pmOslo Gardermoen
24h 15m
1 stop
IAD3:20 pmWashington, D.C. Dulles Intl
Feb 7
IAD8:30 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
OSL2:15 pmOslo Gardermoen
$332
Find similar
Scandinavian Airlines
Jan 25
OSL5:55 amOslo Gardermoen
19h 14m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 7
IAD8:30 pmWashington, D.C. Dulles Intl
20h 00m
1 stop
OSL10:30 pmOslo Gardermoen
$463
Find similar
Scandinavian Airlines
Jan 25
OSL10:00 amOslo Gardermoen
15h 09m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 7
IAD12:23 pmWashington, D.C. Dulles Intl
14h 57m
2 stops
OSL9:20 amOslo Gardermoen
$710
Find similar

British Airways flights from Oslo Gardermoen Airport to Washington, D.C.

Our best British Airways deals on Oslo Gardermoen Airport to Washington, D.C. flight tickets
British Airways
Jan 16
OSL7:10 amOslo Gardermoen
14h 25m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Jan 23
IAD9:45 pmWashington, D.C. Dulles Intl
18h 25m
1 stop
OSL10:10 pmOslo Gardermoen
$414
Find similar
British Airways
Jan 17
OSL7:10 amOslo Gardermoen
15h 40m
2 stops
DCA4:50 pmWashington, D.C. Reagan-National
Jan 24
DCA4:39 pmWashington, D.C. Reagan-National
15h 31m
2 stops
OSL2:10 pmOslo Gardermoen
$445
Find similar
British Airways
Jan 25
OSL11:30 amOslo Gardermoen
13h 15m
1 stop
BWI6:45 pmBaltimore/Washington
Feb 7
BWI8:35 pmBaltimore/Washington
11h 35m
1 stop
OSL2:10 pmOslo Gardermoen
$451
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen Airport to Washington, D.C. 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 December 4, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 1/25

9:05 pm-3:20 pm

1 stop24h 15m

Washington, D.C. Dulles Intl

Sat 2/7

8:30 pm-2:15 pm

1 stop11h 45m

$332

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 1/17

1:10 pm-6:30 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sat 1/24

7:40 pm-8:35 pm

1 stop18h 55m

$382

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 1/25

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Sat 2/7

7:40 pm-11:35 am

1 stop9h 55m

$383

OsloBaltimore

OSL - BWI

OSLBWI

Oslo Gardermoen

Sat 1/17

1:10 pm-6:40 pm

1 stop11h 30m

Baltimore/Washington

Sat 1/24

7:40 pm-8:35 pm

1 stop18h 55m

$402

OsloBaltimore

OSL - BWI

OSLBWI

Oslo Gardermoen

Sun 1/25

9:30 pm-6:40 pm

1 stop27h 10m

Baltimore/Washington

Sat 2/7

7:40 pm-8:35 pm

1 stop18h 55m

$403

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 1/16

7:10 am-3:35 pm

1 stop14h 25m

Washington, D.C. Dulles Intl

Fri 1/23

9:45 pm-10:10 pm

1 stop18h 25m

$414

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 1/18

1:00 pm-3:15 pm

1 stop32h 15m

Washington, D.C. Dulles Intl

Sun 1/25

10:30 pm-5:55 pm

1 stop13h 25m

$427

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 1/25

1:50 pm-8:15 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Sat 2/7

5:40 pm-11:00 am

1 stop11h 20m

$440

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sat 1/17

7:10 am-4:50 pm

2 stops15h 40m

Washington, D.C. Reagan-National

Sat 1/24

4:39 pm-2:10 pm

2 stops15h 31m

$445

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 1/16

5:00 pm-4:05 pm

1 stop29h 05m

Washington, D.C. Dulles Intl

Fri 1/23

12:23 pm-8:40 am

2 stops14h 17m

$451

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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

What is the cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Oslo Gardermoen Airport, with most prices found around $444. If you’re not able to fly to Washington, D.C. in February, then November is your next best option. Flight prices from Oslo Gardermoen Airport to Washington, D.C. during November average around $476.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Oslo Gardermoen Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $521. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Oslo Gardermoen Airport to Washington, D.C. for around $678.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

At noon is the cheapest time of day to fly from Oslo Gardermoen Airport to Washington, D.C. when you can find flight prices for as low as $480. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $603. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Washington, D.C. from Oslo Gardermoen Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $570 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Oslo Gardermoen Airport for as low as $426 on momondo.

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

You could potentially save up to 46% on your flight if you consider stops on a Oslo Gardermoen Airport to Washington, D.C. flight.

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

As of December 2025, prices for Oslo Gardermoen Airport to Washington, D.C. flights are approximately 24% more expensive when compared to flights at the same time last year.

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

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

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

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

Fastest flight time

11h 25m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to Washington, D.C. takes 11h 25m
There are no direct flights from Oslo Gardermoen Airport to Washington, D.C.. There are no popular flight routes from Oslo Gardermoen Airport to Washington, D.C..
Search flight deals

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

    Oslo Gardermoen and Washington, D.C. are 3874.4 mi apart from one another. Flights usually cover this in 11h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Oslo Gardermoen Airport to Washington, D.C. refresh daily.

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

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

    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 Oslo Gardermoen Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Oslo Gardermoen Airport to Washington, D.C.?

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

Compare and see reviews for airlines that fly from Oslo Gardermoen Airport to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $423Free CancellationRating
7.0
584 reviews
Search Icelandair flights
British AirwaysPriceFrom $438Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.4
1,591 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $448Free CancellationRating
6.8
7,612 reviews
Search Lufthansa flights
United AirlinesPriceFrom $459Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oslo to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Oslo to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Oslo to Washington, D.C. 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 Oslo to Washington, D.C. right now. Can momondo alert me if prices change?

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

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport