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Reagan-National

$307+ Cheap flights from Oslo Gardermoen (OSL) to Reagan-National (DCA)

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — DCA
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Oslo Gardermoen to Reagan-National

Cheapest flights from Oslo Gardermoen to Reagan-National
Explore the most affordable flight options available from Oslo Gardermoen to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This American Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 4/167:45 am
OSL
-
DCA
2 stops15h 00m
American Airlines
Mon 4/205:30 pm
DCA
-
OSL
2 stops23h 55m
American Airlines
Deal found 1/24$506
This British Airways deal was found by Cheapflights users on 1/26. 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.
Wed 2/256:55 am
OSL
-
DCA
2 stops16h 28m
British Airways
Wed 3/44:34 pm
DCA
-
OSL
2 stops12h 21m
British Airways
Deal found 1/26$510
This British Airways deal was found by Cheapflights users on 1/25. 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.
Tue 2/247:20 am
OSL
-
DCA
2 stops17h 13m
British Airways
Tue 3/32:16 pm
DCA
-
OSL
2 stops14h 39m
British Airways
Deal found 1/25$511
This lastminute.com deal was found by Cheapflights users on 1/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:40 pm
OSL
-
DCA
2 stops55h 45m
British Airways
Sun 3/85:00 pm
DCA
-
OSL
2 stops36h 55m
British Airways
Deal found 1/26$524
This lastminute.com deal was found by Cheapflights users on 1/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:20 am
OSL
-
DCA
2 stops15h 30m
British Airways
Sat 2/213:21 pm
DCA
-
OSL
2 stops37h 14m
British Airways
Deal found 1/26$643
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/1711:50 am
OSL
-
DCA
2 stops18h 09m
United Airlines
Fri 2/2012:59 pm
DCA
-
OSL
2 stops16h 01m
United Airlines
Deal found 1/26$656
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/1711:50 am
OSL
-
DCA
2 stops18h 09m
United Airlines
Sat 2/214:10 pm
DCA
-
OSL
2 stops14h 55m
United Airlines
Deal found 1/26$727
This Scandinavian Airlines deal was found by Cheapflights users on 1/25. 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.
Thu 4/161:20 pm
OSL
-
DCA
1 stop15h 23m
Scandinavian Airlines
Mon 4/206:00 am
DCA
-
OSL
1 stop18h 45m
Scandinavian Airlines
Deal found 1/25$728
This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/812:40 pm
OSL
-
DCA
2 stops17h 01m
KLM
Sat 2/2110:59 am
DCA
-
OSL
2 stops15h 41m
KLM
Deal found 1/26$759
This Delta deal was found by Cheapflights users on 1/25. 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.
Sun 2/86:30 am
OSL
-
DCA
2 stops19h 22m
Delta
Sat 2/215:00 pm
DCA
-
OSL
2 stops17h 15m
Delta
Deal found 1/25$778

Find flight deals from Oslo Gardermoen to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Reagan-National (DCA). 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 January 26, 2026.

Round-trip from

$506
(American Airlines)

One-way from

$307
(Flysmarter)

Popular in

July

Cheapest in

November

Average price

$573
From Oslo Gardermoen to Washington, D.C. Reagan-National
Search Deals
One-way flight from Oslo Gardermoen to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($36 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 January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen to Reagan-National 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 January 26, 2026.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Oslo Gardermoen

Fly to

Reagan-National

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/16

7:45 am-4:45 pm

2 stops15h 00m

Washington, D.C. Reagan-National

Mon 4/20

5:30 pm-11:25 pm

2 stops23h 55m

$506

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 2/25

6:55 am-5:23 pm

2 stops16h 28m

Washington, D.C. Reagan-National

Wed 3/4

4:34 pm-10:55 am

2 stops12h 21m

$510

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 2/24

7:20 am-6:33 pm

2 stops17h 13m

Washington, D.C. Reagan-National

Tue 3/3

2:16 pm-10:55 am

2 stops14h 39m

$511

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 3/2

2:40 pm-4:25 pm

2 stops55h 45m

Washington, D.C. Reagan-National

Sun 3/8

5:00 pm-10:55 am

2 stops36h 55m

$524

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 2/8

7:20 am-4:50 pm

2 stops15h 30m

Washington, D.C. Reagan-National

Sat 2/21

3:21 pm-10:35 am

2 stops37h 14m

$643

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 2/17

11:50 am-11:59 pm

2 stops18h 09m

Washington, D.C. Reagan-National

Fri 2/20

12:59 pm-11:00 am

2 stops16h 01m

$656

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 2/17

11:50 am-11:59 pm

2 stops18h 09m

Washington, D.C. Reagan-National

Sat 2/21

4:10 pm-1:05 pm

2 stops14h 55m

$727

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/16

1:20 pm-10:43 pm

1 stop15h 23m

Washington, D.C. Reagan-National

Mon 4/20

6:00 am-6:45 am

1 stop18h 45m

$728

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 2/8

12:40 pm-11:41 pm

2 stops17h 01m

Washington, D.C. Reagan-National

Sat 2/21

10:59 am-8:40 am

2 stops15h 41m

$759

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 5/7

12:50 pm-11:59 pm

2 stops17h 09m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 18 results
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Best time to book a flight from Oslo Gardermoen to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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.

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen to Reagan-National. 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 Gardermoen Airport to Washington, D.C. Reagan-National Airport?

    Airlines like American Airlines and British Airways fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport in about 15h. The time it takes to get you to your destination can typically vary by up to 1h 28m. Oslo Gardermoen Airport and Washington, D.C. Reagan-National Airport are separated by a distance of 3877 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Oslo Gardermoen to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Oslo Gardermoen to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oslo Gardermoen to Reagan-National?

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

  • Can I find deals for business class flights from Oslo Gardermoen to Reagan-National?

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

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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Alternative routes for Oslo Gardermoen to Reagan-National

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