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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. from $350

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 5/9. 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
1 adult, Economy, 0 bags

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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
8:35 am - 10:29 pm
OSL
-
DCA
19h 54m
2 stops
Finnair Logo
5:31 pm - 7:45 pm
DCA
-
OSL
20h 14m
2 stops
$499Finnair
Thu, Apr 16 - Wed, Apr 29
Finnair Logo
8:35 am - 10:29 pm
OSL
-
DCA
19h 54m
2 stops
Finnair Logo
5:31 pm - 4:35 pm
DCA
-
OSL
17h 04m
2 stops
$508Finnair
Thu, Apr 16 - Wed, Apr 29
American Airlines Logo
12:50 pm - 10:29 pm
OSL
-
DCA
15h 39m
2 stops
American Airlines Logo
6:05 pm - 4:20 pm
DCA
-
OSL
16h 15m
2 stops
$535American Airlines
Mon, Apr 20 - Mon, Apr 27
Finnair Logo
8:35 am - 10:29 pm
OSL
-
DCA
19h 54m
2 stops
Finnair Logo
5:31 pm - 7:45 pm
DCA
-
OSL
20h 14m
2 stops
$543Finnair
Thu, Apr 16 - Wed, Apr 29
Delta Logo
6:30 am - 6:59 pm
OSL
-
DCA
18h 29m
2 stops
Delta Logo
12:59 pm - 11:05 am
DCA
-
OSL
16h 06m
2 stops
$550Delta
Thu, Apr 16 - Wed, Apr 29
Delta Logo
11:50 am - 11:44 pm
OSL
-
DCA
17h 54m
2 stops
Delta Logo
10:05 am - 8:45 am
DCA
-
OSL
16h 40m
2 stops
$551Delta
Mon, Mar 30 - Mon, Apr 13
American Airlines Logo
8:00 am - 4:45 pm
OSL
-
DCA
14h 45m
2 stops
American Airlines Logo
1:29 pm - 10:40 am
DCA
-
OSL
15h 11m
2 stops
$552American Airlines
Sun, Apr 19 - Sun, May 3
Delta Logo
6:30 am - 4:36 pm
OSL
-
DCA
16h 06m
2 stops
Delta Logo
11:00 am - 8:45 am
DCA
-
OSL
15h 45m
2 stops
$557Delta
Thu, Apr 23 - Thu, May 7
KLM Logo
6:30 am - 4:36 pm
OSL
-
DCA
16h 06m
2 stops
KLM Logo
12:59 pm - 8:45 am
DCA
-
OSL
13h 46m
2 stops
$570KLM
Thu, Apr 16 - Wed, Apr 29
British Airways Logo
8:00 am - 4:45 pm
OSL
-
DCA
14h 45m
2 stops
British Airways Logo
1:29 pm - 10:40 am
DCA
-
OSL
15h 11m
2 stops
$579British Airways
Sun, Apr 19 - Sun, May 3

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

Our best American Airlines deals on Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Apr 20
OSL12:50 pmOslo Gardermoen
15h 39m
2 stops
DCA10:29 pmWashington, D.C. Reagan-National
Apr 27
DCA6:05 pmWashington, D.C. Reagan-National
16h 15m
2 stops
OSL4:20 pmOslo Gardermoen
$535
American Airlines
Apr 19
OSL8:00 amOslo Gardermoen
14h 45m
2 stops
DCA4:45 pmWashington, D.C. Reagan-National
May 3
DCA1:29 pmWashington, D.C. Reagan-National
15h 11m
2 stops
OSL10:40 amOslo Gardermoen
$552
American Airlines
May 3
OSL12:50 pmOslo Gardermoen
15h 39m
2 stops
DCA10:29 pmWashington, D.C. Reagan-National
May 10
DCA1:29 pmWashington, D.C. Reagan-National
15h 11m
2 stops
OSL10:40 amOslo Gardermoen
$625

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
Apr 16
OSL1:20 pmOslo Gardermoen
15h 21m
1 stop
DCA10:41 pmWashington, D.C. Reagan-National
Apr 29
DCA11:00 amWashington, D.C. Reagan-National
13h 45m
1 stop
OSL6:45 amOslo Gardermoen
$584
Scandinavian Airlines
Apr 16
OSL1:20 pmOslo Gardermoen
15h 21m
1 stop
DCA10:41 pmWashington, D.C. Reagan-National
Apr 29
DCA11:00 amWashington, D.C. Reagan-National
13h 45m
1 stop
OSL6:45 amOslo Gardermoen
$599
Scandinavian Airlines
May 2
OSL1:20 pmOslo Gardermoen
15h 21m
1 stop
DCA10:41 pmWashington, D.C. Reagan-National
May 9
DCA6:09 amWashington, D.C. Reagan-National
18h 36m
1 stop
OSL6:45 amOslo Gardermoen
$622

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 March 20, 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

Thu 4/16

8:35 am-10:29 pm

2 stops19h 54m

Washington, D.C. Reagan-National

Wed 4/29

5:31 pm-7:45 pm

2 stops20h 14m

$499

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/16

8:35 am-10:29 pm

2 stops19h 54m

Washington, D.C. Reagan-National

Wed 4/29

5:31 pm-4:35 pm

2 stops17h 04m

$508

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 4/20

12:50 pm-10:29 pm

2 stops15h 39m

Washington, D.C. Reagan-National

Mon 4/27

6:05 pm-4:20 pm

2 stops16h 15m

$535

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/16

8:35 am-10:29 pm

2 stops19h 54m

Washington, D.C. Reagan-National

Wed 4/29

5:31 pm-7:45 pm

2 stops20h 14m

$543

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/16

6:30 am-6:59 pm

2 stops18h 29m

Washington, D.C. Reagan-National

Wed 4/29

12:59 pm-11:05 am

2 stops16h 06m

$550

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 3/30

11:50 am-11:44 pm

2 stops17h 54m

Washington, D.C. Reagan-National

Mon 4/13

10:05 am-8:45 am

2 stops16h 40m

$551

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 4/19

8:00 am-4:45 pm

2 stops14h 45m

Washington, D.C. Reagan-National

Sun 5/3

1:29 pm-10:40 am

2 stops15h 11m

$552

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/23

6:30 am-4:36 pm

2 stops16h 06m

Washington, D.C. Reagan-National

Thu 5/7

11:00 am-8:45 am

2 stops15h 45m

$557
Quickest round-trip

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 4/16

6:30 am-4:36 pm

2 stops16h 06m

Washington, D.C. Reagan-National

Wed 4/29

12:59 pm-8:45 am

2 stops13h 46m

$570

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 4/19

8:00 am-4:45 pm

2 stops14h 45m

Washington, D.C. Reagan-National

Sun 5/3

1:29 pm-10:40 am

2 stops15h 11m

$579

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

15h 04m

Direct flights

None
The fastest flight from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport takes 15h 04m
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

  • 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 15h 04m.

  • 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
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Linthicum Heights
Bethesda
Fairfax
Reston

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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