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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. from $313

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 2/25. 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 00m1 stop
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m1 stop
$402Icelandair
Sun, Jan 25 - Sat, Feb 7
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
$412Icelandair
Sun, Jan 25 - Sat, Feb 7
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m1 stop
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m1 stop
$448Icelandair
Sun, Jan 25 - Sat, Feb 7
TAP AIR PORTUGAL Logo
1:00 pm - 3:15 pm
OSL
-
IAD
32h 15m1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 12:10 pm
IAD
-
OSL
31h 40m1 stop
$458TAP AIR PORTUGAL
Fri, Jan 30 - Fri, Feb 6
Icelandair Logo
1:10 pm - 6:30 pm
OSL
-
IAD
11h 20m1 stop
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
$467Icelandair
Thu, Feb 5 - Mon, Feb 9
Icelandair Logo
1:10 pm - 6:30 pm
OSL
-
IAD
11h 20m1 stop
Icelandair Logo
7:40 pm - 11:35 am
IAD
-
OSL
9h 55m1 stop
$468Icelandair
Thu, Jan 29 - Mon, Feb 2
TAP AIR PORTUGAL Logo
6:45 pm - 9:00 pm
OSL
-
IAD
32h 15m1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 12:10 pm
IAD
-
OSL
12h 40m1 stop
$471TAP AIR PORTUGAL
Tue, Feb 17 - Tue, Mar 3
Delta Logo
9:25 am - 4:05 pm
OSL
-
IAD
12h 40m1 stop
Delta Logo
5:11 pm - 1:50 pm
IAD
-
OSL
14h 39m2 stops
$482Delta
Tue, Feb 17 - Tue, Mar 3
Delta Logo
9:25 am - 4:05 pm
OSL
-
IAD
12h 40m1 stop
Delta Logo
6:50 pm - 4:20 pm
IAD
-
OSL
15h 30m1 stop
$486Delta
Sat, Jan 24 - Sat, Jan 31
Delta Logo
6:25 am - 4:35 pm
OSL
-
IAD
16h 10m1 stop
Delta Logo
3:42 pm - 1:50 pm
IAD
-
OSL
16h 08m2 stops
$488Delta
Fri, Jan 30 - Fri, Feb 6

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

Our best Icelandair deals on Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flight tickets
Icelandair
Jan 25
OSL9:30 pmOslo Gardermoen
27h 00m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Feb 7
IAD7:40 pmWashington, D.C. Dulles Intl
18h 55m
1 stop
OSL8:35 pmOslo Gardermoen
$402
Find similar
Icelandair
Jan 25
OSL9:30 pmOslo Gardermoen
27h 00m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Feb 7
IAD7:40 pmWashington, D.C. Dulles Intl
9h 55m
1 stop
OSL11:35 amOslo Gardermoen
$412
Find similar
Icelandair
Jan 15
OSL1:10 pmOslo Gardermoen
11h 20m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Jan 22
IAD7:40 pmWashington, D.C. Dulles Intl
9h 55m
1 stop
OSL11:35 amOslo Gardermoen
$440
Find similar

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

Our best Delta deals on Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Feb 17
OSL9:25 amOslo Gardermoen
12h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Mar 3
IAD5:11 pmWashington, D.C. Dulles Intl
14h 39m
2 stops
OSL1:50 pmOslo Gardermoen
$482
Find similar
Delta
Jan 24
OSL9:25 amOslo Gardermoen
12h 40m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 31
IAD6:50 pmWashington, D.C. Dulles Intl
15h 30m
1 stop
OSL4:20 pmOslo Gardermoen
$486
Find similar
Delta
Jan 30
OSL6:25 amOslo Gardermoen
16h 10m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
Feb 6
IAD3:42 pmWashington, D.C. Dulles Intl
16h 08m
2 stops
OSL1:50 pmOslo Gardermoen
$488
Find similar

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 December 18, 2025.
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 1/25

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Sat 2/7

7:40 pm-8:35 pm

1 stop18h 55m

$402

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

$412

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-8:35 pm

1 stop18h 55m

$448

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 1/30

1:00 pm-3:15 pm

1 stop32h 15m

Washington, D.C. Dulles Intl

Fri 2/6

10:30 pm-12:10 pm

1 stop31h 40m

$458

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 2/5

1:10 pm-6:30 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 2/9

7:40 pm-11:35 am

1 stop9h 55m

$467

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 1/29

1:10 pm-6:30 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 2/2

7:40 pm-11:35 am

1 stop9h 55m

$468

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Tue 2/17

6:45 pm-9:00 pm

1 stop32h 15m

Washington, D.C. Dulles Intl

Tue 3/3

5:30 pm-12:10 pm

1 stop12h 40m

$471

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Tue 2/17

9:25 am-4:05 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Tue 3/3

5:11 pm-1:50 pm

2 stops14h 39m

$482

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 1/24

9:25 am-4:05 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Sat 1/31

6:50 pm-4:20 pm

1 stop15h 30m

$486

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 1/30

6:25 am-4:35 pm

1 stop16h 10m

Washington, D.C. Dulles Intl

Fri 2/6

3:42 pm-1:50 pm

2 stops16h 08m

$488

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, February 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 $475. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $503.

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

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $440. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport for around $744.

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

Flying to Washington, D.C. Dulles Intl Airport from Oslo Gardermoen Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $530 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $741 on average. Flights to Washington, D.C. Dulles Intl Airport from Oslo Gardermoen Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $579 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 $429 on momondo.

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

As of December 2025, prices for Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flights are approximately 65% 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

11h 20m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport takes 11h 20m
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 11h 20m.

  • 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
British AirwaysPriceFrom $438Free CancellationRating
6.7
7,585 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.4
1,607 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $448Free CancellationRating
6.8
7,635 reviews
Search Lufthansa flights
United AirlinesPriceFrom $459Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
KLMPriceFrom $479Free CancellationRating
7.7
1,428 reviews
Search KLM flights

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

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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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