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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport from £320

OSL — IAD
23 Oct — 30 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oslo Gardermoen to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Oslo Gardermoen to Dulles Intl

Thu 12/1115:10 -
1 stop30h 30m
Wed 25/1121:55 -
1 stop30h 45m
Deal found 18/9£335
Mon 2/1117:20 -
2 stops28h 20m
Thu 7/117:50 -
1 stop14h 25m
Deal found 19/9£384
Thu 5/1113:10 -
1 stop11h 20m
Sun 8/1119:40 -
1 stop9h 55m
Deal found 21/9£443
Thu 5/1106:55 -
1 stop19h 00m
Sun 8/1120:07 -
2 stops32h 53m
Deal found 22/9£448
Wed 4/1106:50 -
2 stops17h 57m
Wed 18/1118:05 -
1 stop14h 05m
Deal found 22/9£453
Thu 5/1120:50 -
2 stops24h 50m
Wed 18/1121:55 -
2 stops28h 00m
Deal found 20/9£490
Thu 12/1117:20 -
2 stops32h 35m
Wed 25/1118:05 -
2 stops31h 50m
Deal found 18/9£491
Tue 13/1006:55 -
1 stop14h 15m
Sun 18/1022:20 -
1 stop13h 35m
Deal found 22/9£514
Tue 13/1006:55 -
1 stop14h 15m
Sat 17/1015:25 -
1 stop11h 40m
Deal found 22/9£514
Thu 15/1006:45 -
1 stop15h 20m
Sat 12/1208:40 -
2 stops18h 05m
Deal found 19/9£515

Find flight deals from Oslo Gardermoen to Dulles Intl

Round-trip from

£335

One-way from

£320

Popular in

June

Cheapest in

March

Average price

£475
British Airways
  • British Airways
  • 12/11-25/11
  • 2 total stops
  • 61h 15m total
  • Oslo to Washington, D.C.
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Delta
  • Delta
  • 10/11-31/12
  • 1 total stop
  • 12h 15m total
  • Oslo to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£52 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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.

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Route

Depart

Return

Price

Cheapest return flight

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Tue 10/11

09:30-15:45

1 stop12h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£320

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Thu 17/12

06:05-15:45

1 stop15h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£332

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Thu 17/12

06:05-15:45

1 stop15h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£332
Fastest return journey

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Sun 15/11

09:35-15:45

1 stop12h 10m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£332

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Thu 12/11

15:10-15:40

1 stop30h 30m

Washington, D.C. Dulles Intl

Wed 25/11

21:55-10:40

1 stop30h 45m

£335

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Sun 15/11

06:05-17:28

2 stops17h 23m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£337

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Sat 28/11

06:05-16:45

2 stops16h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£352

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Thu 5/11

13:10-18:30

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 8/11

19:40-11:35

1 stop9h 55m

£443

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Thu 5/11

06:55-19:55

1 stop19h 00m

Washington, D.C. Dulles Intl

Sun 8/11

20:07-11:00

2 stops32h 53m

£448

OsloWashington, D.C.

OSL Oslo Gardermoen - IAD Washington, D.C. Dulles Intl

OSLIAD

Oslo Gardermoen

Sat 7/11

06:45-18:47

2 stops18h 02m

Washington, D.C. Dulles Intl

Sun 15/11

18:05-11:00

1 stop10h 55m

£453

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Oslo Gardermoen to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Oslo Gardermoen with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport?

The price you pay for your flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport (average of £348). Flying from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £603). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport flights typically cost between £404 and £515 in November.
The cheapest return price found within the last 5 days was £335 on British Airways (12 Nov–25 Nov).

Related info for your journey

  • How long is the flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport in 11h 20m. Fly via British Airways or Icelandair to get the fastest option. Oslo Gardermoen Airport and Washington, D.C. Dulles Intl Airport are separated by a distance of 3885 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Oslo Gardermoen to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Oslo Gardermoen to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Oslo Gardermoen to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oslo Gardermoen to Dulles Intl.

  • Can I find deals for business class flights from Oslo Gardermoen to Dulles Intl?

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport (average of £348). Flying from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of £603). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Alexandria
Gaithersburg
Oxon Hill
Hanover
Woodbridge
Glen Burnie
Springfield
Sterling

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