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Dulles Intl

$384+ Cheap flights from Oslo to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — IAD
May 11 — May 181
Mon 5/11
Mon 5/18
1 adult, Economy
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Cheap flight deals from Oslo to Dulles Intl

Cheapest flights from Oslo to Dulles Intl
Explore the most affordable flight options available from Oslo to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2026.

This Ticket deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:15 am
OSL
-
IAD
1 stop15h 10m
British Airways
Mon 5/2510:25 pm
IAD
-
OSL
1 stop30h 15m
British Airways
Deal found 4/10$414
This Ticket deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:35 am
OSL
-
IAD
1 stop14h 45m
British Airways
Wed 5/275:35 pm
IAD
-
OSL
1 stop19h 40m
British Airways
Deal found 4/10$415
This Travelis deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/194:30 pm
OSL
-
IAD
1 stop32h 50m
Icelandair
Tue 5/58:30 pm
IAD
-
OSL
1 stop10h 05m
Icelandair
Deal found 4/8$438
This Ticket deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:35 am
OSL
-
IAD
1 stop14h 45m
Multiple Airlines
Wed 5/2710:25 pm
IAD
-
OSL
2 stops27h 25m
Multiple Airlines
Deal found 4/10$456
This British Airways deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:15 am
OSL
-
IAD
1 stop15h 10m
British Airways
Sun 5/177:15 pm
IAD
-
OSL
1 stop33h 15m
British Airways
Deal found 4/7$488
This Expedia deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:15 am
OSL
-
IAD
1 stop15h 10m
British Airways
Mon 5/187:15 pm
IAD
-
OSL
1 stop17h 25m
British Airways
Deal found 4/10$491
This Iberia deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:15 am
OSL
-
IAD
1 stop15h 10m
Multiple Airlines
Mon 5/2510:25 pm
IAD
-
OSL
1 stop19h 00m
Multiple Airlines
Deal found 4/10$493
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:35 pm
OSL
-
IAD
1 stop11h 35m
Aer Lingus
Mon 5/255:15 pm
IAD
-
OSL
1 stop13h 40m
Aer Lingus
Deal found 4/8$500
This oojo deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 am
TRF
-
IAD
1 stop17h 00m
Scandinavian Airlines
Sun 10/188:20 pm
IAD
-
TRF
1 stop22h 05m
Scandinavian Airlines
Deal found 4/8$680
This Travelis deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:00 am
TRF
-
IAD
2 stops16h 35m
Multiple Airlines
Wed 5/276:10 pm
IAD
-
TRF
2 stops14h 20m
Multiple Airlines
Deal found 4/10$704
This Scandinavian Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:35 pm
TRF
-
IAD
1 stop34h 15m
Scandinavian Airlines
Tue 11/1712:30 pm
IAD
-
TRF
2 stops19h 35m
Scandinavian Airlines
Deal found 4/8$767
This Booking.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am
TRF
-
IAD
1 stop17h 00m
Scandinavian Airlines
Sat 11/78:30 pm
IAD
-
TRF
1 stop11h 35m
Scandinavian Airlines
Deal found 4/8$792

Find flight deals from Oslo to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Oslo (OS1) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 11, 2026.

Round-trip from

$414
(Ticket)

One-way from

$384
(American Airlines)

Popular in

June

Cheapest in

April

Average price

$463
From Oslo to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Oslo to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oslo to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated April 11, 2026.
Use the filters below to find and compare flights from Oslo to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 5/9

8:15 am-5:25 pm

1 stop15h 10m

Washington, D.C. Dulles Intl

Sat 5/16

10:25 pm-10:40 am

1 stop30h 15m

$488

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 4/24

9:20 am-3:35 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Tue 4/28

6:50 pm-4:20 pm

2 stops15h 30m

$553

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Mon 5/11

9:20 am-10:56 pm

2 stops19h 36m

Washington, D.C. Dulles Intl

Wed 5/27

7:33 pm-4:40 pm

2 stops15h 07m

$558
Quickest round-trip

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 5/9

1:05 pm-7:55 pm

1 stop12h 50m

Washington, D.C. Dulles Intl

Mon 5/25

3:25 pm-9:05 am

1 stop11h 40m

$649

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 5/22

6:25 am-12:45 am

2 stops24h 20m

Washington, D.C. Dulles Intl

Fri 5/29

10:15 pm-3:55 pm

1 stop11h 40m

$653

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 5/16

6:15 am-12:33 am

2 stops24h 18m

Washington, D.C. Dulles Intl

Sat 5/23

5:30 pm-2:50 pm

1 stop15h 20m

$660

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Wed 7/8

2:05 pm-4:45 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Sun 8/9

8:20 pm-12:10 am

1 stop21h 50m

$688

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 5/15

8:30 pm-8:20 pm

2 stops29h 50m

Washington, D.C. Dulles Intl

Sat 5/23

5:35 pm-7:50 am

2 stops32h 15m

$692

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 5/16

8:35 am-8:20 pm

2 stops17h 45m

Washington, D.C. Dulles Intl

Sat 5/23

10:25 pm-7:50 am

2 stops27h 25m

$704

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 5/9

9:20 am-3:35 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Mon 5/25

1:32 pm-8:45 am

2 stops13h 13m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Oslo to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Oslo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Oslo to Dulles Intl. Price data was last updated on April 10, 2026.

The price you pay for your flight from Oslo 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 36 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 to Washington, D.C. Dulles Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Oslo to Washington, D.C. Dulles Intl Airport (average of $318). Flying from Oslo to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $564). 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 to fly round-trip from Oslo to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated April 11, 2026.
See what other customers who have flown with United Airlines and Scandinavian Airlines from Oslo to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,574 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,574 reviews
United Airlines
7.4
Good
9,574 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Scandinavian Airlines
7.3
Good
1,748 reviews
United Airlines
7.4
Good
9,574 reviews

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Oslo to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Oslo to Washington, D.C. Dulles Intl Airport can take about 12h 15m. British Airways provides one of the quickest options available for as low as $553. The distance from Oslo to Washington, D.C. Dulles Intl Airport is about 3885 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Oslo to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Oslo to Washington, D.C. Dulles Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as $483 on this airline. An additional option worth looking into is Scandinavian Airlines, starting at $496. These flights start at 19% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Oslo to Washington, D.C. Dulles Intl Airport one-way?

    $283 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Scandinavian Airlines and Icelandair, with prices starting from $485 and $503, respectively.

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

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

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

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

    Yes. Cheapflights offers flight deals from Oslo 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 to Washington, D.C. Dulles Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Oslo to Washington, D.C. Dulles Intl Airport (average of $318). Flying from Oslo to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $564). 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

Traveling 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
Alexandria
Woodbridge
Tysons
Owings Mills
Springfield
Arlington
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Largo
Bowie
Clinton
Towson
Cordova
Manassas
Falls Church

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Oslo to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Oslo Gardermoen to Dulles Intl flights

Top 2 airlines flying from Oslo to Dulles Intl

Discover the top 2 airlines that operate flights from Oslo to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$483Average$514FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$496Average$705FlexibilityNo cancel feeOn-time77%

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