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Cheap flights from Oslo to Washington, D.C. from $273

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 8/26. 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 Oslo to Washington, D.C.

Cheap round-trip flights

Scandinavian Airlines Logo
2:55 pm - 7:59 pmTRF-IAD
11h 04m1 stop
Scandinavian Airlines Logo
10:05 pm - 2:20 pmIAD-TRF
10h 15m1 stop
$430Scandinavian Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 13
KLM Logo
6:30 am - 3:35 pmOSL-IAD
15h 05m1 stop
KLM Logo
5:25 pm - 11:05 amIAD-OSL
11h 40m1 stop
$439KLM
Find Deal
Fri, Oct 3 - Fri, Oct 10
Icelandair Logo
1:10 pm - 6:30 pmOSL-IAD
11h 20m1 stop
Icelandair Logo
7:40 pm - 11:35 amIAD-OSL
9h 55m1 stop
$440Icelandair
Find Deal
Fri, Dec 5 - Sun, Dec 7
Icelandair Logo
1:10 pm - 6:30 pmOSL-IAD
11h 20m1 stop
Icelandair Logo
7:40 pm - 11:35 amIAD-OSL
9h 55m1 stop
$443Icelandair
Find Deal
Fri, Dec 5 - Sun, Dec 7
Delta Logo
9:25 am - 5:05 pmOSL-IAD
12h 40m1 stop
Delta Logo
5:10 pm - 1:50 pmIAD-OSL
14h 40m2 stops
$456Delta
Find Deal
Wed, Oct 29 - Mon, Nov 3
Delta Logo
9:25 am - 5:05 pmOSL-IAD
12h 40m1 stop
Delta Logo
5:10 pm - 1:50 pmIAD-OSL
14h 40m2 stops
$457Delta
Find Deal
Sat, Nov 1 - Thu, Nov 6
Delta Logo
6:30 am - 3:35 pmOSL-IAD
15h 05m1 stop
Delta Logo
7:59 pm - 4:40 pmIAD-OSL
14h 41m2 stops
$460Delta
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Thu, Oct 2 - Mon, Oct 13
United Airlines Logo
6:05 am - 8:59 pmOSL-IAD
20h 54m2 stops
United Airlines Logo
5:45 pm - 5:10 pmIAD-OSL
17h 25m1 stop
$470United Airlines
Find Deal
Sun, Feb 1 - Sat, Feb 14
British Airways Logo
7:45 am - 7:42 pmOSL-IAD
17h 57m2 stops
British Airways Logo
10:45 pm - 4:15 pmIAD-OSL
11h 30m1 stop
$488British Airways
Find Deal
Thu, Oct 2 - Thu, Oct 9
United Airlines Logo
6:45 am - 5:37 pmOSL-IAD
16h 52m2 stops
United Airlines Logo
6:10 pm - 2:45 pmIAD-OSL
14h 35m2 stops
$514United Airlines
Find Deal
Thu, Oct 2 - Thu, Oct 9

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

Our best KLM deals on Oslo to Washington, D.C. Dulles Intl Airport flight tickets
KLM
Oct 3
OSL6:30 amOslo Gardermoen
15h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Oct 10
IAD5:25 pmWashington, D.C. Dulles Intl
11h 40m
1 stop
OSL11:05 amOslo Gardermoen
$439
Find similar
KLM
Aug 21
OSL7:15 pmOslo Gardermoen
26h 20m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Aug 24
IAD5:25 pmWashington, D.C. Dulles Intl
19h 10m
1 stop
OSL6:35 pmOslo Gardermoen
$659
Find similar
KLM
Dec 5
TRF9:40 amOslo Sandefjord
36h 25m
2 stops
IAD4:05 pmWashington, D.C. Dulles Intl
Dec 7
IAD6:05 pmWashington, D.C. Dulles Intl
36h 45m
2 stops
TRF12:50 pmOslo Sandefjord
$707
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Icelandair flights from Oslo to Washington, D.C. Dulles Intl Airport

Our best Icelandair deals on Oslo to Washington, D.C. Dulles Intl Airport flight tickets
Icelandair
Dec 5
OSL1:10 pmOslo Gardermoen
11h 20m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Dec 7
IAD7:40 pmWashington, D.C. Dulles Intl
9h 55m
1 stop
OSL11:35 amOslo Gardermoen
$440
Find similar
Icelandair
Dec 5
OSL1:10 pmOslo Gardermoen
11h 20m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Dec 7
IAD7:40 pmWashington, D.C. Dulles Intl
9h 55m
1 stop
OSL11:35 amOslo Gardermoen
$443
Find similar

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 August 20, 2025.
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.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 10/2

2:55 pm-7:59 pm

1 stop11h 04m

Washington, D.C. Dulles Intl

Mon 10/13

10:05 pm-2:20 pm

1 stop10h 15m

$430

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 10/3

6:30 am-3:35 pm

1 stop15h 05m

Washington, D.C. Dulles Intl

Fri 10/10

5:25 pm-11:05 am

1 stop11h 40m

$439

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 12/5

1:10 pm-6:30 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 12/7

7:40 pm-11:35 am

1 stop9h 55m

$440

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Fri 12/5

1:10 pm-6:30 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 12/7

7:40 pm-11:35 am

1 stop9h 55m

$443

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Wed 10/29

9:25 am-5:05 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Mon 11/3

5:10 pm-1:50 pm

2 stops14h 40m

$456

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 11/1

9:25 am-5:05 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Thu 11/6

5:10 pm-1:50 pm

2 stops14h 40m

$457

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 10/2

6:30 am-3:35 pm

1 stop15h 05m

Washington, D.C. Dulles Intl

Mon 10/13

7:59 pm-4:40 pm

2 stops14h 41m

$460

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 2/1

6:05 am-8:59 pm

2 stops20h 54m

Washington, D.C. Dulles Intl

Sat 2/14

5:45 pm-5:10 pm

1 stop17h 25m

$470

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 10/2

7:45 am-7:42 pm

2 stops17h 57m

Washington, D.C. Dulles Intl

Thu 10/9

10:45 pm-4:15 pm

1 stop11h 30m

$488

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 10/2

6:45 am-5:37 pm

2 stops16h 52m

Washington, D.C. Dulles Intl

Thu 10/9

6:10 pm-2:45 pm

2 stops14h 35m

$514

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, September 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 $459. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $469.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $440. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Oslo to Washington, D.C. Dulles Intl Airport for around $744.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Oslo in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $530 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $741 on average. Flights to Washington, D.C. Dulles Intl Airport from Oslo at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $545 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 $426 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

Direct flights

None
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 11h 04m.

  • 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 $354Free CancellationRating
7.4
1,471 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $406Free CancellationRating
6.7
7,289 reviews
Search British Airways flights
LufthansaPriceFrom $448Free CancellationRating
6.8
7,337 reviews
Search Lufthansa flights
United AirlinesPriceFrom $483Free CancellationRating
7.4
8,928 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
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Silver Spring
Laurel
Colonial Beach
Fredericksburg
Harpers Ferry
Manassas
Towson
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

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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