What is the cheapest airline that flies from Oslo to Washington, D.C.?

TAP AIR PORTUGAL, Finnair, and British Airways are the most popular carriers operating from Oslo to Washington, D.C.

What airlines fly to Washington, D.C.?

Lufthansa, United Airlines and British Airways are the top three most popular airlines that fly to Washington, D.C. from Oslo according to our data. Lufthansa is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Oslo to Washington, D.C. are updated daily.

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

As of September 2025, there are 5 operators available to choose from for flights from Oslo to Washington, D.C..

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oslo to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

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

$281 Cheap Flights from Oslo to Washington, D.C. in 2025/26

Q: What is the typical price of a round-trip flight between Oslo and Washington, D.C.?

Prices are currently typical for flights on this route. Typical prices usually range from $442 to $609. The lowest price recently found on this route was $442.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

5:20 pm - 5:05 pmOSL-IAD

29h 45m1 stop

6:05 pm - 10:30 pmIAD-OSL

22h 25m1 stop

$442KLM

Find Deal

Sat, Oct 25 - Fri, Nov 7

5:20 pm - 5:05 pmOSL-IAD

29h 45m1 stop

6:05 pm - 6:15 pmIAD-OSL

18h 10m1 stop

$443KLM

Find Deal

Sat, Oct 25 - Mon, Nov 10

8:20 am - 7:45 pmOSL-IAD

17h 25m2 stops

5:35 pm - 5:30 pmIAD-OSL

17h 55m2 stops

$454British Airways

Find Deal

Sat, Oct 25 - Fri, Nov 7

8:20 am - 7:06 pmOSL-DCA

16h 46m2 stops

1:44 pm - 10:55 amDCA-OSL

15h 11m2 stops

$455British Airways

Find Deal

Sat, Oct 25 - Mon, Nov 10

1:10 pm - 6:30 pmOSL-IAD

11h 20m1 stop

7:40 pm - 11:35 amIAD-OSL

9h 55m1 stop

$472Icelandair

Find Deal

Fri, Dec 5 - Sun, Dec 7

1:50 pm - 7:25 pmOSL-BWI

11h 35m1 stop

8:30 pm - 12:35 pmBWI-OSL

10h 05m1 stop

$489Icelandair

Find Deal

Sun, Oct 12 - Sun, Oct 19

6:35 am - 3:15 pmOSL-IAD

14h 40m1 stop

10:55 pm - 5:40 pmIAD-OSL

12h 45m1 stop

$490Lufthansa

Find Deal

Sat, Oct 25 - Fri, Nov 7

2:35 pm - 6:15 pmTRF-IAD

32h 40m1 stop

8:30 pm - 2:05 pmIAD-TRF

11h 35m1 stop

$611Scandinavian Airlines

Find Deal

Wed, Oct 29 - Mon, Nov 3

2:35 pm - 6:15 pmTRF-IAD

32h 40m1 stop

8:30 pm - 2:05 pmIAD-TRF

11h 35m1 stop

$612Scandinavian Airlines

Find Deal

Wed, Oct 29 - Mon, Nov 3

7:15 am - 3:50 pmOSL-IAD

14h 35m2 stops

10:20 pm - 6:00 pmIAD-OSL

13h 40m2 stops

$642Lufthansa

Find Deal

Thu, Oct 2 - Mon, Oct 13

Lufthansa flights from Oslo to Washington, D.C.

Our best Lufthansa deals on Oslo to Washington, D.C. flight tickets

Lufthansa

Oct 25

OSL6:35 amOslo Gardermoen

14h 40m

1 stop

IAD3:15 pmWashington, D.C. Dulles Intl

Nov 7

IAD10:55 pmWashington, D.C. Dulles Intl

12h 45m

1 stop

OSL5:40 pmOslo Gardermoen

$490

Find similar

Lufthansa

Oct 2

OSL7:15 amOslo Gardermoen

14h 35m

2 stops

IAD3:50 pmWashington, D.C. Dulles Intl

Oct 13

IAD10:20 pmWashington, D.C. Dulles Intl

13h 40m

2 stops

OSL6:00 pmOslo Gardermoen

$642

Find similar

British Airways flights from Oslo to Washington, D.C.

Our best British Airways deals on Oslo to Washington, D.C. flight tickets

British Airways

Oct 25

OSL8:20 amOslo Gardermoen

17h 25m

2 stops

IAD7:45 pmWashington, D.C. Dulles Intl

Nov 7

IAD5:35 pmWashington, D.C. Dulles Intl

17h 55m

2 stops

OSL5:30 pmOslo Gardermoen

$454

Find similar

British Airways

Oct 25

OSL8:20 amOslo Gardermoen

16h 46m

2 stops

DCA7:06 pmWashington, D.C. Reagan-National

Nov 10

DCA1:44 pmWashington, D.C. Reagan-National

15h 11m

2 stops

OSL10:55 amOslo Gardermoen

$455

Find similar

British Airways

Oct 25

OSL8:20 amOslo Gardermoen

17h 25m

2 stops

IAD7:45 pmWashington, D.C. Dulles Intl

Nov 10

IAD6:20 pmWashington, D.C. Dulles Intl

22h 20m

1 stop

OSL10:40 pmOslo Gardermoen

$460

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 10/25

5:20 pm-5:05 pm

1 stop29h 45m

Washington, D.C. Dulles Intl

Fri 11/7

6:05 pm-10:30 pm

1 stop22h 25m

$442

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 10/25

5:20 pm-5:05 pm

1 stop29h 45m

Washington, D.C. Dulles Intl

Mon 11/10

6:05 pm-6:15 pm

1 stop18h 10m

$443

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 10/25

8:20 am-7:45 pm

2 stops17h 25m

Washington, D.C. Dulles Intl

Fri 11/7

5:35 pm-5:30 pm

2 stops17h 55m

$454

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sat 10/25

8:20 am-7:06 pm

2 stops16h 46m

Washington, D.C. Reagan-National

Mon 11/10

1:44 pm-10:55 am

2 stops15h 11m

$455

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

$472

OsloBaltimore

OSL - BWI

OSLBWI

Oslo Gardermoen

Sun 10/12

1:50 pm-7:25 pm

1 stop11h 35m

Baltimore/Washington

Sun 10/19

8:30 pm-12:35 pm

1 stop10h 05m

$489

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sat 10/25

6:35 am-3:15 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

Fri 11/7

10:55 pm-5:40 pm

1 stop12h 45m

$490

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Wed 10/29

2:35 pm-6:15 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Mon 11/3

8:30 pm-2:05 pm

1 stop11h 35m

$611

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Wed 10/29

2:35 pm-6:15 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Mon 11/3

8:30 pm-2:05 pm

1 stop11h 35m

$612

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 10/2

7:15 am-3:50 pm

2 stops14h 35m

Washington, D.C. Dulles Intl

Mon 10/13

10:20 pm-6:00 pm

2 stops13h 40m

$642

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oslo to Washington, D.C.

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

Prices

Airlines

What is the typical price of a round-trip flight between Oslo and Washington, D.C.?

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

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Oslo, with most prices found around $443. If you’re not able to fly to Washington, D.C. in February, then November is your next best option. Flight prices from Oslo to Washington, D.C. during November average around $453.

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

On average, the least expensive day to fly to Washington, D.C. from Oslo is on a Friday. momondo users have found tickets for Friday departures for as low as $521. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Oslo to Washington, D.C. for around $678.

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

At noon is the cheapest time of day to fly from Oslo to Washington, D.C. when you can find flight prices for as low as $480. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $603. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Washington, D.C. from Oslo when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $562 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Oslo for as low as $426 on momondo.

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

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

Direct flights	None

There are no direct flights from Oslo to Washington, D.C.. There are no popular flight routes from Oslo to Washington, D.C..

Search flight deals

How far is Oslo to Washington, D.C. by plane?
A flight from Oslo to Washington, D.C. will travel around 3869.9 mi. A reasonable flight in good conditions will take 10h 49m.
When did momondo last update prices for flights from Oslo to Washington, D.C.?
Prices for flights from Oslo to Washington, D.C. are updated daily.
How many operators does momondo search for flights from Oslo to Washington, D.C.?
As of September 2025, there are 5 operators available to choose from for flights from Oslo to Washington, D.C..
How old do you have to be to fly from Oslo to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oslo to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. 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.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Oslo to Washington, D.C.

Compare and see reviews for airlines that fly from Oslo to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $319	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
British Airways	PriceFrom $406	Free Cancellation	Rating 6.6 7,361 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $438	Free Cancellation	Rating 7.4 1,484 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $448	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
United Airlines	PriceFrom $483	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights

Alexandria

Gettysburg

National Harbor

Arlington

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Towson

Rockville

Manassas

Reston

Fairfax

Glen Burnie

Gaithersburg

Springfield

Linthicum Heights

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. All flights to Washington, D.C. from Oslo on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Oslo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.