Dulles Intl

$381+ Cheap flights from Oslo Gardermoen (OSL) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — IAD
févr. 18 — févr. 251
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The best prices from Oslo Gardermoen to Washington, D.C. Dulles Intl are usually found in January or September, booked 79 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from Oslo Gardermoen to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) 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 février 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$381
(Gotogate)

Popular in

July

Cheapest in

January

Average price

$469
Provider with most accurate pricing for Oslo Gardermoen-Washington, D.C. Dulles Intl flight deals.
Provider most trusted by Cheapflights users for Oslo Gardermoen-Washington, D.C. Dulles Intl flights.
From Oslo Gardermoen to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 14% potential increase in price ($85 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from Oslo Gardermoen to Dulles Intl

Cheapest flights from Oslo Gardermoen to Dulles Intl
Explore the most affordable flight options available from Oslo Gardermoen to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 13, 2025.

This Gotogate deal was found by Cheapflights users on 2/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/271:10 pmOSL - IAD
1 stop11h 15mIcelandair
mer. 3/128:40 pmIAD - OSL
1 stop9h 55mIcelandair
Deal found 2/12$381
This Travelis deal was found by Cheapflights users on 2/13. 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.
mar. 2/2511:40 amOSL - IAD
1 stop14h 05mBritish Airways
jeu. 3/1310:55 pmIAD - OSL
1 stop19h 40mBritish Airways
Deal found 2/13$411
This Ticket deal was found by Cheapflights users on 2/12. 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.
sam. 3/296:30 amOSL - IAD
1 stop15h 15mMultiple Airlines
dim. 4/69:20 pmIAD - OSL
1 stop20h 00mMultiple Airlines
Deal found 2/12$412
This Ticket deal was found by Cheapflights users on 2/12. 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.
jeu. 2/279:20 amOSL - IAD
2 stops15h 35mKLM
mer. 3/126:35 pmIAD - OSL
1 stop22h 45mKLM
Deal found 2/12$429
This Finnair deal was found by Cheapflights users on 2/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/196:50 amOSL - IAD
1 stop18h 55mFinnair
mer. 3/2610:55 pmIAD - OSL
1 stop18h 45mFinnair
Deal found 2/12$432
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/226:35 amOSL - IAD
2 stops20h 33mUnited Airlines
lun. 5/265:31 pmIAD - OSL
2 stops18h 29mUnited Airlines
Deal found 2/11$437
This Delta deal was found by Cheapflights users on 2/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/26:30 amOSL - IAD
1 stop15h 15mDelta
lun. 3/175:22 pmIAD - OSL
2 stops18h 03mDelta
Deal found 2/12$441
This American Airlines deal was found by Cheapflights users on 2/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/277:00 amOSL - IAD
1 stop14h 35mAmerican Airlines
mer. 3/1210:55 pmIAD - OSL
1 stop18h 45mAmerican Airlines
Deal found 2/13$442
This Flightnetwork deal was found by Cheapflights users on 2/12. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/271:30 pmOSL - IAD
2 stops24h 35mAir Canada
mer. 3/1210:35 amIAD - OSL
2 stops21h 10mAir Canada
Deal found 2/12$496
This SWISS deal was found by Cheapflights users on 2/13. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/274:15 pmOSL - IAD
2 stops29h 15mSWISS
jeu. 3/610:05 pmIAD - OSL
2 stops37h 55mSWISS
Deal found 2/13$503
This deal was found by Cheapflights users on 2/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/16:00 amOSL - IAD
1 stop15h 40mScandinavian Airlines
sam. 3/85:10 pmIAD - OSL
1 stop10h 10mScandinavian Airlines
Deal found 2/13$1,004
This Ethiopian Air deal was found by Cheapflights users on 2/12. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/196:45 pmOSL - IAD
3 stops43h 15mEthiopian Air
mer. 3/269:40 pmIAD - OSL
3 stops29h 05mEthiopian Air
Deal found 2/12$1,695

Find flights from Oslo Gardermoen to Dulles Intl within your budget

Customize your flight search to find flights from Oslo Gardermoen 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 février 13, 2025.

Fly from

Oslo Gardermoen

Fly to

Dulles Intl

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

jeu. 2/27

1:10 pm-6:25 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

mer. 3/12

8:40 pm-11:35 am

1 stop9h 55m

$381

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

mar. 2/25

11:40 am-7:45 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

jeu. 3/13

10:55 pm-11:35 pm

1 stop19h 40m

$411

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

sam. 3/29

6:30 am-4:45 pm

1 stop15h 15m

Washington, D.C. Dulles Intl

dim. 4/6

9:20 pm-11:20 pm

1 stop20h 00m

$412

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

jeu. 2/27

9:20 am-6:55 pm

2 stops15h 35m

Washington, D.C. Dulles Intl

mer. 3/12

6:35 pm-10:20 pm

1 stop22h 45m

$429

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

mer. 3/19

6:50 am-8:45 pm

1 stop18h 55m

Washington, D.C. Dulles Intl

mer. 3/26

10:55 pm-10:40 pm

1 stop18h 45m

$432

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

jeu. 5/22

6:35 am-9:08 pm

2 stops20h 33m

Washington, D.C. Dulles Intl

lun. 5/26

5:31 pm-6:00 pm

2 stops18h 29m

$437

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

dim. 3/2

6:30 am-3:45 pm

1 stop15h 15m

Washington, D.C. Dulles Intl

lun. 3/17

5:22 pm-4:25 pm

2 stops18h 03m

$441

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

jeu. 2/27

7:00 am-3:35 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

mer. 3/12

10:55 pm-10:40 pm

1 stop18h 45m

$442

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

jeu. 2/27

1:30 pm-8:05 am

2 stops24h 35m

Washington, D.C. Dulles Intl

mer. 3/12

10:35 am-12:45 pm

2 stops21h 10m

$496

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

jeu. 2/27

4:15 pm-3:30 pm

2 stops29h 15m

Washington, D.C. Dulles Intl

jeu. 3/6

10:05 pm-6:00 pm

2 stops37h 55m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 20 results
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Compare providers for flights from Oslo Gardermoen to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oslo Gardermoen to Dulles Intl in February.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oslo Gardermoen Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oslo Gardermoen Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oslo Gardermoen Airport-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oslo Gardermoen Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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.

Travel insights for flights from Oslo Gardermoen to Dulles Intl

Get recent, data-driven insights about flights from Oslo Gardermoen to Dulles Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Oslo Gardermoen to Dulles Intl. Price data was last updated on February 7, 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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.

What is the cheapest time of day to fly from OSL to IAD?

Find hourly flight availability from Oslo Gardermoen to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 13, 2025.

It’s typically best to fly out from Oslo Gardermoen Airport to Washington, D.C. Dulles Intl Airport in the afternoon. Doing so could potentially save you 29% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 février 13, 2025.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

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