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Reagan-National

$281+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — DCA
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap 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 October 28, 2025.

Round-trip from

$478
(American Airlines)

One-way from

$281
(Finnair)

Popular in

July

Cheapest in

February

Average price

$493
From Oslo Gardermoen to Washington, D.C. Reagan-National
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One-way flight from Oslo Gardermoen to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:10 amOSL - DCA
2 stops21h 05mAmerican Airlines
Mon 12/81:41 pmDCA - OSL
2 stops15h 14mAmerican Airlines
Deal found 10/26$478
This Delta deal was found by Cheapflights users on 10/27. 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.
Mon 11/36:30 amOSL - DCA
2 stops17h 30mDelta
Mon 11/177:35 pmDCA - OSL
2 stops14h 40mDelta
Deal found 10/27$485
This Delta deal was found by Cheapflights users on 10/27. 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.
Mon 11/246:30 amOSL - DCA
2 stops16h 05mDelta
Sun 12/711:13 amDCA - OSL
2 stops15h 27mDelta
Deal found 10/27$487
This Travelis deal was found by Cheapflights users on 10/26. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:20 amOSL - DCA
2 stops15h 34mBritish Airways
Mon 11/171:44 pmDCA - OSL
2 stops15h 11mBritish Airways
Deal found 10/26$509
This British Airways deal was found by Cheapflights users on 10/28. 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 12/67:10 amOSL - DCA
2 stops15h 26mBritish Airways
Wed 1/76:34 pmDCA - OSL
2 stops13h 36mBritish Airways
Deal found 10/28$524
This British Airways deal was found by Cheapflights users on 10/28. 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.
Thu 11/137:05 amOSL - DCA
2 stops15h 49mBritish Airways
Fri 11/281:44 pmDCA - OSL
2 stops14h 46mBritish Airways
Deal found 10/28$526
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/239:25 amOSL - DCA
2 stops19h 31mDelta
Sun 11/305:03 pmDCA - OSL
2 stops16h 27mDelta
Deal found 10/26$537
This Expedia deal was found by Cheapflights users on 10/27. 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.
Sun 11/27:20 amOSL - DCA
2 stops15h 34mMultiple Airlines
Sun 11/91:44 pmDCA - OSL
2 stops14h 51mMultiple Airlines
Deal found 10/27$541
This British Airways deal was found by Cheapflights users on 10/26. 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.
Tue 11/257:20 amOSL - DCA
2 stops14h 39mBritish Airways
Tue 12/26:45 pmDCA - OSL
2 stops13h 25mBritish Airways
Deal found 10/26$566
This Air Canada deal was found by Cheapflights users on 10/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:15 amOSL - DCA
2 stops15h 16mAir Canada
Sun 11/306:00 amDCA - OSL
2 stops24h 10mAir Canada
Deal found 10/26$595
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:20 amOSL - DCA
2 stops17h 36mAmerican Airlines
Mon 11/171:44 pmDCA - OSL
2 stops26h 56mAmerican Airlines
Deal found 10/26$633

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 October 28, 2025.
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

Sat 11/22

7:10 am-10:15 pm

2 stops21h 05m

Washington, D.C. Reagan-National

Mon 12/8

1:41 pm-10:55 am

2 stops15h 14m

$478

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 11/24

6:30 am-4:35 pm

2 stops16h 05m

Washington, D.C. Reagan-National

Sun 12/7

11:13 am-8:40 am

2 stops15h 27m

$487

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sat 12/6

11:20 am-10:00 pm

2 stops16h 40m

Washington, D.C. Reagan-National

Tue 1/6

6:40 pm-2:10 pm

2 stops13h 30m

$524

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sat 12/6

7:10 am-4:36 pm

2 stops15h 26m

Washington, D.C. Reagan-National

Wed 1/7

6:34 pm-2:10 pm

2 stops13h 36m

$524

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 11/13

7:05 am-4:54 pm

2 stops15h 49m

Washington, D.C. Reagan-National

Fri 11/28

1:44 pm-10:30 am

2 stops14h 46m

$526

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 1/6

7:20 am-5:08 pm

2 stops15h 48m

Washington, D.C. Reagan-National

Fri 6/19

7:00 pm-4:20 pm

2 stops15h 20m

$532

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 11/25

7:20 am-3:59 pm

2 stops14h 39m

Washington, D.C. Reagan-National

Tue 12/2

6:45 pm-2:10 pm

2 stops13h 25m

$566

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 11/27

6:15 am-3:31 pm

2 stops15h 16m

Washington, D.C. Reagan-National

Sun 11/30

6:00 am-12:10 pm

2 stops24h 10m

$595

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 11/27

7:05 am-2:24 pm

2 stops37h 19m

Washington, D.C. Reagan-National

Sun 11/30

4:46 pm-10:55 am

2 stops36h 09m

$633

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 12/24

6:05 am-11:59 pm

2 stops23h 54m

Washington, D.C. Reagan-National

Wed 1/7

12:00 pm-1:00 pm

2 stops19h 00m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 23 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, Delta, and British Airways fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport in about 16h 05m. The time it takes to get you to your destination can typically vary by up to 5h. 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
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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Alternative routes for Oslo Gardermoen to Reagan-National

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