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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. from $252

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 6/2. 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.
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$417Icelandair
Sun, Mar 1 - Mon, Mar 16
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$419Icelandair
Sun, Mar 1 - Mon, Mar 16
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$425Icelandair
Sun, Mar 1 - Mon, Mar 16
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$450Icelandair
Sun, Feb 22 - Mon, Mar 9
Scandinavian Airlines Logo
3:05 pm - 4:50 pm
OSL
-
IAD
31h 45m
1 stop
Scandinavian Airlines Logo
8:20 pm - 12:55 pm
IAD
-
OSL
10h 35m
1 stop
$451Scandinavian Airlines
Thu, Apr 2 - Wed, Apr 15
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$453Icelandair
Sun, Mar 1 - Mon, Mar 16
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$464Icelandair
Sun, Mar 1 - Mon, Mar 16
Multiple Airlines Logo
7:20 am - 8:55 pm
OSL
-
IAD
18h 35m
1 stop
Multiple Airlines Logo
10:25 pm - 7:50 am
IAD
-
OSL
27h 25m
2 stops
$469Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
TAP AIR PORTUGAL Logo
1:00 pm - 3:15 pm
OSL
-
IAD
32h 15m
1 stop
TAP AIR PORTUGAL Logo
6:30 pm - 5:55 pm
IAD
-
OSL
18h 25m
1 stop
$470TAP AIR PORTUGAL
Sun, Mar 1 - Mon, Mar 16
Icelandair Logo
1:50 pm - 7:20 pm
OSL
-
IAD
11h 30m
1 stop
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
$473Icelandair
Wed, Apr 22 - Sun, Apr 26

KLM flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport

Our best KLM deals on Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flight tickets
KLM
Mar 8
OSL5:00 pmOslo Gardermoen
29h 05m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Mar 15
IAD7:05 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
OSL11:50 amOslo Gardermoen
$500
KLM
Mar 25
OSL6:30 amOslo Gardermoen
15h 35m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Apr 1
IAD6:10 pmWashington, D.C. Dulles Intl
16h 10m
1 stop
OSL4:20 pmOslo Gardermoen
$513

Finnair flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport

Our best Finnair deals on Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flight tickets
Finnair
Jul 6
OSL8:30 pmOslo Gardermoen
29h 50m
2 stops
IAD8:20 pmWashington, D.C. Dulles Intl
Jul 29
IAD5:40 pmWashington, D.C. Dulles Intl
32h 10m
2 stops
OSL7:50 amOslo Gardermoen
$515
Finnair
May 6
OSL8:35 amOslo Gardermoen
17h 45m
2 stops
IAD8:20 pmWashington, D.C. Dulles Intl
Jun 24
IAD5:40 pmWashington, D.C. Dulles Intl
32h 10m
2 stops
OSL7:50 amOslo Gardermoen
$532
Finnair
Mar 24
OSL8:50 pmOslo Gardermoen
29h 05m
2 stops
IAD8:55 pmWashington, D.C. Dulles Intl
Mar 31
IAD10:25 pmWashington, D.C. Dulles Intl
31h 40m
2 stops
OSL12:05 pmOslo Gardermoen
$533

momondo Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport 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 February 9, 2026.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Mon 3/16

8:40 pm-11:35 am

1 stop9h 55m

$417

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Mon 3/16

8:40 pm-11:35 am

1 stop9h 55m

$419

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Mon 3/16

8:40 pm-11:35 am

1 stop9h 55m

$425

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 2/22

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Mon 3/9

8:40 pm-11:35 am

1 stop9h 55m

$450

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 4/2

3:05 pm-4:50 pm

1 stop31h 45m

Washington, D.C. Dulles Intl

Wed 4/15

8:20 pm-12:55 pm

1 stop10h 35m

$451

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Mon 3/16

8:40 pm-11:35 am

1 stop9h 55m

$453

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Mon 3/16

8:40 pm-11:35 am

1 stop9h 55m

$464

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Tue 3/24

7:20 am-8:55 pm

1 stop18h 35m

Washington, D.C. Dulles Intl

Tue 3/31

10:25 pm-7:50 am

2 stops27h 25m

$469

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

1:00 pm-3:15 pm

1 stop32h 15m

Washington, D.C. Dulles Intl

Mon 3/16

6:30 pm-5:55 pm

1 stop18h 25m

$470

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Wed 4/22

1:50 pm-7:20 pm

1 stop11h 30m

Washington, D.C. Dulles Intl

Sun 4/26

8:30 pm-12:35 pm

1 stop10h 05m

$473

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. Dulles Intl 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

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

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

In general, April is the cheapest month to fly from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $463. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $535.

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Oslo Gardermoen Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport from Oslo Gardermoen Airport for as low as $507 on momondo.

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

You could potentially save up to 19% on your flight if you consider stops on a Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flight.

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

As of February 2026, prices for Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flights are approximately 82% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (OSL to IAD) flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport takes 12h 25m
There are no direct flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    The distance between Oslo Gardermoen and Washington, D.C. Dulles Intl is about 3885.3 mi. In terms of flight time, this usually takes a little over 12h 25m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport.

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

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.3
1,679 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $448Free CancellationRating
6.8
7,775 reviews
Search Lufthansa flights
United AirlinesPriceFrom $459Free CancellationRating
7.4
9,259 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
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

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

Finding the right flight to Washington, D.C. from Oslo is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Oslo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Oslo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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