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Cheap flights from Oslo to Washington, D.C. from $305

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 to Washington, D.C. departing on 4/24. 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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0 bags

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Cheap round-trip flights

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Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$393Icelandair
Sun, Mar 1 - Tue, Mar 17
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
8:40 pm - 11:35 am
IAD
-
OSL
9h 55m
1 stop
$400Icelandair
Sun, Mar 1 - Sun, Mar 15
Icelandair Logo
9:30 pm - 6:30 pm
OSL
-
IAD
27h 00m
1 stop
Icelandair Logo
7:40 pm - 8:35 pm
IAD
-
OSL
18h 55m
1 stop
$421Icelandair
Sun, Feb 8 - Sat, Feb 21
British Airways Logo
11:45 am - 8:55 pm
OSL
-
IAD
14h 10m
1 stop
British Airways Logo
7:20 pm - 10:40 pm
IAD
-
OSL
22h 20m
1 stop
$430British Airways
Tue, Mar 10 - Tue, Mar 17
British Airways Logo
2:40 pm - 3:35 pm
OSL
-
IAD
30h 55m
1 stop
British Airways Logo
10:45 pm - 10:55 am
IAD
-
OSL
31h 10m
1 stop
$433British Airways
Mon, Mar 2 - Sun, Mar 8
British Airways Logo
7:20 am - 4:35 pm
OSL
-
IAD
14h 15m
1 stop
British Airways Logo
11:30 am - 10:40 pm
IAD
-
OSL
30h 10m
2 stops
$434British Airways
Tue, Mar 10 - Tue, Mar 17
Scandinavian Airlines Logo
6:00 am - 4:50 pm
TRF
-
IAD
16h 50m
1 stop
Scandinavian Airlines Logo
8:20 pm - 2:30 pm
IAD
-
TRF
12h 10m
1 stop
$464Scandinavian Airlines
Thu, Apr 23 - Sun, Apr 26
Scandinavian Airlines Logo
6:00 am - 4:50 pm
TRF
-
IAD
16h 50m
1 stop
Scandinavian Airlines Logo
8:20 pm - 12:25 am
IAD
-
TRF
22h 05m
1 stop
$488Scandinavian Airlines
Thu, Apr 16 - Mon, Apr 20
Scandinavian Airlines Logo
6:00 am - 4:50 pm
TRF
-
IAD
16h 50m
1 stop
Scandinavian Airlines Logo
8:20 pm - 2:30 pm
IAD
-
TRF
12h 10m
1 stop
$491Scandinavian Airlines
Thu, Apr 16 - Mon, Apr 20
Scandinavian Airlines Logo
6:00 am - 4:50 pm
TRF
-
IAD
16h 50m
1 stop
Scandinavian Airlines Logo
8:20 pm - 12:25 am
IAD
-
TRF
22h 05m
1 stop
$492Scandinavian Airlines
Thu, Apr 16 - Mon, Apr 20

TAP AIR PORTUGAL flights from Oslo to Washington, D.C. Dulles Intl Airport

Our best TAP AIR PORTUGAL deals on Oslo to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
Feb 24
OSL6:45 pmOslo Gardermoen
32h 15m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Mar 3
IAD5:30 pmWashington, D.C. Dulles Intl
12h 40m
1 stop
OSL12:10 pmOslo Gardermoen
$470
TAP AIR PORTUGAL
Feb 2
OSL6:45 pmOslo Gardermoen
25h 50m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl
Feb 8
IAD10:30 pmWashington, D.C. Dulles Intl
13h 25m
1 stop
OSL5:55 pmOslo Gardermoen
$515
TAP AIR PORTUGAL
Feb 2
OSL6:45 pmOslo Gardermoen
25h 50m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl
Feb 8
IAD10:30 pmWashington, D.C. Dulles Intl
18h 25m
2 stops
OSL10:55 pmOslo Gardermoen
$644

Finnair flights from Oslo to Washington, D.C. Dulles Intl Airport

Our best Finnair deals on Oslo to Washington, D.C. Dulles Intl Airport flight tickets
Finnair
Jul 9
OSL8:35 amOslo Gardermoen
17h 45m
2 stops
IAD8:20 pmWashington, D.C. Dulles Intl
Jul 30
IAD5:40 pmWashington, D.C. Dulles Intl
20h 05m
2 stops
OSL7:45 pmOslo Gardermoen
$509
Finnair
Apr 23
OSL8:35 amOslo Gardermoen
17h 45m
2 stops
IAD8:20 pmWashington, D.C. Dulles Intl
Apr 26
IAD5:40 pmWashington, D.C. Dulles Intl
36h 25m
2 stops
OSL12:05 pmOslo Gardermoen
$513
Finnair
Feb 8
OSL8:50 pmOslo Gardermoen
24h 45m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
Feb 21
IAD6:20 pmWashington, D.C. Dulles Intl
16h 15m
2 stops
OSL4:35 pmOslo Gardermoen
$1,381

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Tue 3/17

8:40 pm-11:35 am

1 stop9h 55m

$393

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 3/1

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Sun 3/15

8:40 pm-11:35 am

1 stop9h 55m

$400

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 2/8

9:30 pm-6:30 pm

1 stop27h 00m

Washington, D.C. Dulles Intl

Sat 2/21

7:40 pm-8:35 pm

1 stop18h 55m

$421

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Tue 3/10

11:45 am-8:55 pm

1 stop14h 10m

Washington, D.C. Dulles Intl

Tue 3/17

7:20 pm-10:40 pm

1 stop22h 20m

$430

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Mon 3/2

2:40 pm-3:35 pm

1 stop30h 55m

Washington, D.C. Dulles Intl

Sun 3/8

10:45 pm-10:55 am

1 stop31h 10m

$433

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Tue 3/10

7:20 am-4:35 pm

1 stop14h 15m

Washington, D.C. Dulles Intl

Tue 3/17

11:30 am-10:40 pm

2 stops30h 10m

$434

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 4/23

6:00 am-4:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Sun 4/26

8:20 pm-2:30 pm

1 stop12h 10m

$464

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 4/16

6:00 am-4:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Mon 4/20

8:20 pm-12:25 am

1 stop22h 05m

$488

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 4/16

6:00 am-4:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Mon 4/20

8:20 pm-2:30 pm

1 stop12h 10m

$491

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 4/16

6:00 am-4:50 pm

1 stop16h 50m

Washington, D.C. Dulles Intl

Mon 4/20

8:20 pm-12:25 am

1 stop22h 05m

$492

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 to Washington, D.C. Dulles Intl 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

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, April is the cheapest month to fly from Oslo to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $464. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $514.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Oslo when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $579 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Oslo for as low as $412 on momondo.

Cheap Oslo to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Oslo to Washington, D.C. Dulles Intl Airport takes 16h 50m
There are no direct flights from Oslo to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Oslo to Washington, D.C. Dulles Intl Airport.
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  • How far is Oslo to Washington, D.C. Dulles Intl by plane?

    There are 3881.0 mi between Oslo and Washington, D.C. Dulles Intl. In terms of flight time, this usually takes a little over 16h 50m.

  • When did momondo last update prices for flights from Oslo to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Oslo to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Oslo to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Oslo to Washington, D.C. Dulles Intl Airport?

    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 Oslo to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oslo to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Oslo to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.3
1,667 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $448Free CancellationRating
6.8
7,747 reviews
Search Lufthansa flights
United AirlinesPriceFrom $459Free CancellationRating
7.4
9,199 reviews
Search United Airlines flights

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
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

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

It is quick and easy to find Oslo to Washington, D.C. 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 Washington, D.C. that suits you.

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

momondo does allow users to show only those flights to Washington, D.C. from Oslo which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Oslo to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Washington, D.C. from Oslo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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