Cheap flights from Washington, D.C. Reagan-National Airport to Oslo from $336

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Oslo departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Oslo

Cheap round-trip flights

Scandinavian Airlines Logo
6:05 am - 6:50 amDCA-OSL
18h 45m1 stop
Scandinavian Airlines Logo
11:05 am - 10:07 pmOSL-DCA
17h 02m2 stops
$481Scandinavian Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Scandinavian Airlines Logo
1:15 pm - 9:15 amDCA-OSL
14h 00m2 stops
Scandinavian Airlines Logo
11:05 am - 7:40 pmOSL-DCA
14h 35m2 stops
$490Scandinavian Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
 Logo
4:40 pm - 5:10 pmDCA-OSL
19h 30m2 stops
 Logo
6:05 am - 9:56 pmOSL-DCA
21h 51m2 stops
Wed, Oct 29 - Wed, Nov 5
American Airlines Logo
5:24 pm - 2:10 pmDCA-OSL
14h 46m2 stops
American Airlines Logo
12:05 pm - 10:00 pmOSL-DCA
15h 55m2 stops
$522American Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6
American Airlines Logo
5:49 pm - 4:35 pmDCA-OSL
16h 46m2 stops
American Airlines Logo
12:25 pm - 10:39 pmOSL-DCA
16h 14m2 stops
$527American Airlines
Find Deal
Fri, Jan 9 - Wed, Jan 21
Air Canada Logo
11:05 am - 12:10 pmDCA-OSL
19h 05m2 stops
Air Canada Logo
6:15 am - 3:31 pmOSL-DCA
15h 16m2 stops
$528Air Canada
Find Deal
Wed, Nov 19 - Mon, Nov 24
Air Canada Logo
4:10 pm - 12:10 pmDCA-OSL
38h 00m2 stops
Air Canada Logo
6:15 am - 3:31 pmOSL-DCA
15h 16m2 stops
$529Air Canada
Find Deal
Wed, Jan 7 - Fri, Jan 23
United Airlines Logo
3:00 pm - 12:55 pmDCA-OSL
15h 55m2 stops
United Airlines Logo
6:15 am - 3:31 pmOSL-DCA
15h 16m2 stops
$540United Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
 Logo
3:00 pm - 10:50 amDCA-OSL
13h 50m2 stops
 Logo
6:35 am - 3:51 pmOSL-DCA
15h 16m2 stops
Tue, Oct 7 - Tue, Oct 21
United Airlines Logo
7:00 pm - 3:20 pmDCA-OSL
14h 20m2 stops
United Airlines Logo
6:15 am - 3:31 pmOSL-DCA
15h 16m2 stops
$757United Airlines
Find Deal
Wed, Dec 10 - Mon, Dec 29

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Oslo flight tickets
American Airlines
Nov 29
DCA5:24 pmWashington, D.C. Reagan-National
14h 46m
2 stops
OSL2:10 pmOslo Gardermoen
Dec 6
OSL12:05 pmOslo Gardermoen
15h 55m
2 stops
DCA10:00 pmWashington, D.C. Reagan-National
American Airlines
Jan 9
DCA5:49 pmWashington, D.C. Reagan-National
16h 46m
2 stops
OSL4:35 pmOslo Gardermoen
Jan 21
OSL12:25 pmOslo Gardermoen
16h 14m
2 stops
DCA10:39 pmWashington, D.C. Reagan-National
American Airlines
Oct 30
DCA6:01 pmWashington, D.C. Reagan-National
15h 14m
2 stops
OSL2:15 pmOslo Gardermoen
Nov 6
OSL7:05 amOslo Gardermoen
17h 51m
2 stops
DCA6:56 pmWashington, D.C. Reagan-National

Air Canada flights from Washington, D.C. Reagan-National Airport to Oslo

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Oslo flight tickets
Air Canada
Nov 19
DCA11:05 amWashington, D.C. Reagan-National
19h 05m
2 stops
OSL12:10 pmOslo Gardermoen
Nov 24
OSL6:15 amOslo Gardermoen
15h 16m
2 stops
DCA3:31 pmWashington, D.C. Reagan-National
Air Canada
Jan 7
DCA4:10 pmWashington, D.C. Reagan-National
38h 00m
2 stops
OSL12:10 pmOslo Gardermoen
Jan 23
OSL6:15 amOslo Gardermoen
15h 16m
2 stops
DCA3:31 pmWashington, D.C. Reagan-National
Air Canada
Nov 29
DCA11:05 amWashington, D.C. Reagan-National
20h 00m
2 stops
OSL1:05 pmOslo Gardermoen
Dec 6
OSL6:15 amOslo Gardermoen
15h 16m
2 stops
DCA3:31 pmWashington, D.C. Reagan-National

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Oslo 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 September 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Oslo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 10/14

6:05 am-6:50 am

1 stop18h 45m

Oslo Gardermoen

Tue 10/21

11:05 am-10:07 pm

2 stops17h 02m

$481

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 10/14

1:15 pm-9:15 am

2 stops14h 00m

Oslo Gardermoen

Tue 10/21

11:05 am-7:40 pm

2 stops14h 35m

$490

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 10/29

4:40 pm-5:10 pm

2 stops19h 30m

Oslo Gardermoen

Wed 11/5

6:05 am-9:56 pm

2 stops21h 51m

$497

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sat 11/29

5:24 pm-2:10 pm

2 stops14h 46m

Oslo Gardermoen

Sat 12/6

12:05 pm-10:00 pm

2 stops15h 55m

$522

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Fri 1/9

5:49 pm-4:35 pm

2 stops16h 46m

Oslo Gardermoen

Wed 1/21

12:25 pm-10:39 pm

2 stops16h 14m

$527

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 11/19

11:05 am-12:10 pm

2 stops19h 05m

Oslo Gardermoen

Mon 11/24

6:15 am-3:31 pm

2 stops15h 16m

$528

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 1/7

4:10 pm-12:10 pm

2 stops38h 00m

Oslo Gardermoen

Fri 1/23

6:15 am-3:31 pm

2 stops15h 16m

$529

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 12/1

3:00 pm-12:55 pm

2 stops15h 55m

Oslo Gardermoen

Mon 12/8

6:15 am-3:31 pm

2 stops15h 16m

$540

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 10/7

3:00 pm-10:50 am

2 stops13h 50m

Oslo Gardermoen

Tue 10/21

6:35 am-3:51 pm

2 stops15h 16m

$565

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 12/10

7:00 pm-3:20 pm

2 stops14h 20m

Oslo Gardermoen

Mon 12/29

6:15 am-3:31 pm

2 stops15h 16m

$757

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 Oslo from

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

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

What is the cheapest day to depart on your flight to Oslo?

The cheapest day to depart on your flight to Oslo is on a Thursday when prices can be found for as low as $607. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Oslo for around $698.

What is the cheapest time of day to depart on your flight to Oslo?

Flying to Oslo from Washington, D.C. Reagan-National Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $526 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $832. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Washington, D.C. Reagan-National Airport to Oslo flight deals and tips

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

Direct flights

None
There are no direct flights from Washington, D.C. Reagan-National Airport to Oslo. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Oslo.
  • How far is Washington, D.C. Reagan-National to Oslo by plane?

    Washington, D.C. Reagan-National and Oslo are 3872.9 mi apart from one another. Typically, this will take 13h 25m by plane in normal conditions.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to Oslo.

  • What documentation or ID do you need to fly to Oslo?

    The travel and health documents required for your trip to Oslo 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 Oslo. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Oslo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Oslo that suits you.

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

Flights from Washington, D.C. to Oslo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oslo from Washington, D.C..

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

Yes momondo offers price alerts on flights to Oslo from Washington, D.C.. 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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1 adult
Wed 10/15
Wed 10/22

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Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo