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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. from $383

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo Gardermoen Airport to Washington, D.C. departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Oslo Gardermoen Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
12:50 pm - 10:47 pm
OSL
-
DCA
15h 57m
2 stops
Finnair Logo
6:40 pm - 4:35 pm
DCA
-
OSL
15h 55m
2 stops
$561Finnair
Sat, May 16 - Mon, Jun 1
Delta Logo
11:50 am - 11:24 pm
OSL
-
DCA
17h 34m
2 stops
Delta Logo
3:00 pm - 11:05 am
DCA
-
OSL
14h 05m
2 stops
$563Delta
Thu, May 14 - Thu, May 28
Delta Logo
11:50 am - 10:59 pm
OSL
-
DCA
17h 09m
2 stops
Delta Logo
3:00 pm - 11:05 am
DCA
-
OSL
14h 05m
2 stops
$564Delta
Fri, May 15 - Thu, May 28
Finnair Logo
8:35 am - 11:13 pm
OSL
-
DCA
20h 38m
2 stops
Finnair Logo
6:40 pm - 4:35 pm
DCA
-
OSL
15h 55m
2 stops
$634Finnair
Thu, May 21 - Thu, Jun 4
Finnair Logo
12:50 pm - 11:13 pm
OSL
-
DCA
16h 23m
2 stops
Finnair Logo
6:59 pm - 4:35 pm
DCA
-
OSL
15h 36m
2 stops
$736Finnair
Wed, Jun 3 - Sun, Jun 7
Delta Logo
11:50 am - 10:59 pm
OSL
-
DCA
17h 09m
2 stops
Delta Logo
11:55 am - 8:45 am
DCA
-
OSL
14h 50m
2 stops
$778Delta
Wed, May 13 - Thu, May 28
Delta Logo
11:50 am - 11:42 pm
OSL
-
DCA
17h 52m
2 stops
Delta Logo
3:00 pm - 11:05 am
DCA
-
OSL
14h 05m
2 stops
$782Delta
Fri, May 15 - Thu, May 28
Delta Logo
11:50 am - 10:59 pm
OSL
-
DCA
17h 09m
2 stops
Delta Logo
3:15 pm - 11:50 am
DCA
-
OSL
14h 35m
2 stops
$791Delta
Tue, Aug 4 - Tue, Aug 11
Delta Logo
11:50 am - 10:59 pm
OSL
-
DCA
17h 09m
2 stops
Delta Logo
5:00 pm - 1:40 pm
DCA
-
OSL
14h 40m
2 stops
$793Delta
Wed, Jul 15 - Wed, Aug 5
Delta Logo
6:30 am - 4:59 pm
OSL
-
DCA
16h 29m
2 stops
Delta Logo
5:00 pm - 1:40 pm
DCA
-
OSL
14h 40m
2 stops
$855Delta
Tue, Jul 14 - Thu, Jul 30

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United Airlines flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Jun 17
OSL6:35 amOslo Gardermoen
16h 22m
2 stops
DCA4:57 pmWashington, D.C. Reagan-National
Jun 24
DCA1:00 pmWashington, D.C. Reagan-National
17h 15m
2 stops
OSL12:15 pmOslo Gardermoen
$757
United Airlines
May 11
OSL6:45 amOslo Gardermoen
16h 40m
2 stops
DCA5:25 pmWashington, D.C. Reagan-National
May 15
DCA11:55 amWashington, D.C. Reagan-National
17h 00m
2 stops
OSL10:55 amOslo Gardermoen
$995

Scandinavian Airlines flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Our best Scandinavian Airlines deals on Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flight tickets
Scandinavian Airlines
Aug 4
OSL9:55 amOslo Gardermoen
18h 08m
2 stops
DCA10:03 pmWashington, D.C. Reagan-National
Aug 11
DCA6:05 amWashington, D.C. Reagan-National
18h 40m
1 stop
OSL6:45 amOslo Gardermoen
$906
Scandinavian Airlines
Aug 4
OSL1:20 pmOslo Gardermoen
15h 39m
1 stop
DCA10:59 pmWashington, D.C. Reagan-National
Aug 11
DCA11:00 amWashington, D.C. Reagan-National
13h 45m
1 stop
OSL6:45 amOslo Gardermoen
$982
Scandinavian Airlines
May 16
OSL11:00 amOslo Gardermoen
14h 52m
2 stops
DCA7:52 pmWashington, D.C. Reagan-National
Jun 1
DCA6:09 amWashington, D.C. Reagan-National
18h 36m
1 stop
OSL6:45 amOslo Gardermoen
$986

momondo Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated May 3, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sat 5/16

12:50 pm-10:47 pm

2 stops15h 57m

Washington, D.C. Reagan-National

Mon 6/1

6:40 pm-4:35 pm

2 stops15h 55m

$561

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 5/14

11:50 am-11:24 pm

2 stops17h 34m

Washington, D.C. Reagan-National

Thu 5/28

3:00 pm-11:05 am

2 stops14h 05m

$563

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Fri 5/15

11:50 am-10:59 pm

2 stops17h 09m

Washington, D.C. Reagan-National

Thu 5/28

3:00 pm-11:05 am

2 stops14h 05m

$564

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 5/21

8:35 am-11:13 pm

2 stops20h 38m

Washington, D.C. Reagan-National

Thu 6/4

6:40 pm-4:35 pm

2 stops15h 55m

$634

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 6/3

12:50 pm-11:13 pm

2 stops16h 23m

Washington, D.C. Reagan-National

Sun 6/7

6:59 pm-4:35 pm

2 stops15h 36m

$736

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 5/13

11:50 am-10:59 pm

2 stops17h 09m

Washington, D.C. Reagan-National

Thu 5/28

11:55 am-8:45 am

2 stops14h 50m

$778

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Fri 5/15

11:50 am-11:42 pm

2 stops17h 52m

Washington, D.C. Reagan-National

Thu 5/28

3:00 pm-11:05 am

2 stops14h 05m

$782

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 8/4

11:50 am-10:59 pm

2 stops17h 09m

Washington, D.C. Reagan-National

Tue 8/11

3:15 pm-11:50 am

2 stops14h 35m

$791

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 7/15

11:50 am-10:59 pm

2 stops17h 09m

Washington, D.C. Reagan-National

Wed 8/5

5:00 pm-1:40 pm

2 stops14h 40m

$793
Quickest round-trip

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Tue 7/14

6:30 am-4:59 pm

2 stops16h 29m

Washington, D.C. Reagan-National

Thu 7/30

5:00 pm-1:40 pm

2 stops14h 40m

$855

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 53% on your flight if you consider stops on a Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flight.

When to book flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport (OSL to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Fastest flight time

16h 23m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport takes 16h 23m
There are no direct flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

  • How far is Oslo Gardermoen to Washington, D.C. Reagan-National by plane?

    The straight-line distance from Oslo Gardermoen to Washington, D.C. Reagan-National is 3877.4 mi. In terms of flight time, this usually takes a little over 16h 23m.

  • When did momondo last update prices for flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport refresh daily.

  • How old do you have to be to fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Fredericksburg
Silver Spring
Rockville
Manassas
Linthicum Heights
Tysons
Bethesda
Springfield
Fairfax
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Oslo to Washington, D.C. for you.

Can I find flights from Oslo to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Oslo with this policy.

How can momondo help me find flights from Oslo to Washington, D.C.?

Once you have performed a search for Oslo to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Oslo to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Oslo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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