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Cheap flights from Riga to Washington, D.C. from $378

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Riga to Washington, D.C. departing on 3/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:00 pm - 5:05 pm
RIX
-
IAD
30h 05m
1 stop
Multiple Airlines Logo
10:40 pm - 11:00 pm
IAD
-
RIX
18h 20m
1 stop
$587Multiple Airlines
Sun, Mar 8 - Wed, Mar 18
KLM Logo
5:00 pm - 5:05 pm
RIX
-
IAD
30h 05m
1 stop
KLM Logo
7:05 pm - 1:10 pm
IAD
-
RIX
12h 05m
1 stop
$593KLM
Sun, Mar 8 - Thu, Mar 19
KLM Logo
5:00 pm - 5:05 pm
RIX
-
IAD
30h 05m
1 stop
KLM Logo
7:59 pm - 5:15 pm
IAD
-
RIX
15h 16m
2 stops
$597KLM
Sun, Mar 8 - Wed, Mar 18
Multiple Airlines Logo
7:35 am - 4:05 pm
RIX
-
IAD
15h 30m
1 stop
Multiple Airlines Logo
7:50 pm - 11:00 pm
IAD
-
RIX
21h 10m
1 stop
$599Multiple Airlines
Wed, Feb 25 - Sun, Mar 8
KLM Logo
7:35 am - 6:33 pm
RIX
-
IAD
16h 58m
2 stops
KLM Logo
7:05 pm - 5:15 pm
IAD
-
RIX
16h 10m
1 stop
$609KLM
Mon, Mar 9 - Thu, Mar 19
Multiple Airlines Logo
5:00 pm - 3:35 pm
RIX
-
IAD
29h 35m
1 stop
Multiple Airlines Logo
9:45 pm - 10:50 pm
IAD
-
RIX
18h 05m
1 stop
$610Multiple Airlines
Sat, May 2 - Sun, May 10
American Airlines Logo
1:45 pm - 9:59 am
RIX
-
DCA
26h 14m
2 stops
American Airlines Logo
1:54 pm - 2:50 pm
DCA
-
RIX
18h 56m
2 stops
$667American Airlines
Thu, Mar 19 - Thu, Mar 26
American Airlines Logo
2:00 pm - 7:59 am
RIX
-
DCA
24h 59m
2 stops
American Airlines Logo
2:35 pm - 5:15 pm
DCA
-
RIX
19h 40m
2 stops
$838American Airlines
Fri, Jul 10 - Mon, Aug 10
Finnair Logo
2:00 pm - 10:47 pm
RIX
-
DCA
15h 47m
2 stops
Finnair Logo
5:31 pm - 5:15 pm
DCA
-
RIX
16h 44m
2 stops
$932Finnair
Sat, May 2 - Sun, May 10
Delta Logo
7:35 am - 7:19 pm
RIX
-
BWI
17h 44m
2 stops
Delta Logo
10:54 am - 1:10 pm
BWI
-
RIX
20h 16m
2 stops
$1,011Delta
Thu, Mar 19 - Thu, Mar 26

KLM flights from Riga to Washington, D.C.

Our best KLM deals on Riga to Washington, D.C. flight tickets
KLM
Mar 8
RIX5:00 pmRiga Intl
30h 05m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Mar 19
IAD7:05 pmWashington, D.C. Dulles Intl
12h 05m
1 stop
RIX1:10 pmRiga Intl
$593
KLM
Mar 8
RIX5:00 pmRiga Intl
30h 05m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Mar 18
IAD7:59 pmWashington, D.C. Dulles Intl
15h 16m
2 stops
RIX5:15 pmRiga Intl
$597
KLM
Mar 9
RIX7:35 amRiga Intl
16h 58m
2 stops
IAD6:33 pmWashington, D.C. Dulles Intl
Mar 19
IAD7:05 pmWashington, D.C. Dulles Intl
16h 10m
1 stop
RIX5:15 pmRiga Intl
$609

Scandinavian Airlines flights from Riga to Washington, D.C.

Our best Scandinavian Airlines deals on Riga to Washington, D.C. flight tickets
Scandinavian Airlines
Mar 9
RIX11:45 amRiga Intl
12h 30m
1 stop
IAD6:15 pmWashington, D.C. Dulles Intl
Mar 16
IAD9:30 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
RIX3:05 pmRiga Intl
$647
Scandinavian Airlines
Mar 12
RIX6:30 amRiga Intl
17h 45m
1 stop
IAD6:15 pmWashington, D.C. Dulles Intl
Mar 16
IAD9:30 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
RIX3:05 pmRiga Intl
$663
Scandinavian Airlines
Mar 11
RIX11:25 amRiga Intl
12h 50m
1 stop
IAD6:15 pmWashington, D.C. Dulles Intl
Mar 21
IAD9:30 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
RIX3:05 pmRiga Intl
$692

momondo Fare Finder

 
Customize your flight search to find flights from Riga to Washington, D.C. 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 February 3, 2026.
Use the filters below to find and compare flights from Riga to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Sun 3/8

5:00 pm-5:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Wed 3/18

10:40 pm-11:00 pm

1 stop18h 20m

$587

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Sun 3/8

5:00 pm-5:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Thu 3/19

7:05 pm-1:10 pm

1 stop12h 05m

$593

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Sun 3/8

5:00 pm-5:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Wed 3/18

7:59 pm-5:15 pm

2 stops15h 16m

$597

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Wed 2/25

7:35 am-4:05 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Sun 3/8

7:50 pm-11:00 pm

1 stop21h 10m

$599

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Mon 3/9

7:35 am-6:33 pm

2 stops16h 58m

Washington, D.C. Dulles Intl

Thu 3/19

7:05 pm-5:15 pm

1 stop16h 10m

$609

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Sat 5/2

5:00 pm-3:35 pm

1 stop29h 35m

Washington, D.C. Dulles Intl

Sun 5/10

9:45 pm-10:50 pm

1 stop18h 05m

$610

RigaWashington, D.C.

RIX - DCA

RIXDCA

Riga Intl

Thu 3/19

1:45 pm-9:59 am

2 stops26h 14m

Washington, D.C. Reagan-National

Thu 3/26

1:54 pm-2:50 pm

2 stops18h 56m

$667

RigaWashington, D.C.

RIX - DCA

RIXDCA

Riga Intl

Fri 7/10

2:00 pm-7:59 am

2 stops24h 59m

Washington, D.C. Reagan-National

Mon 8/10

2:35 pm-5:15 pm

2 stops19h 40m

$838

RigaWashington, D.C.

RIX - DCA

RIXDCA

Riga Intl

Sat 5/2

2:00 pm-10:47 pm

2 stops15h 47m

Washington, D.C. Reagan-National

Sun 5/10

5:31 pm-5:15 pm

2 stops16h 44m

$932

RigaBaltimore

RIX - BWI

RIXBWI

Riga Intl

Thu 3/19

7:35 am-7:19 pm

2 stops17h 44m

Baltimore/Washington

Thu 3/26

10:54 am-1:10 pm

2 stops20h 16m

$1,011

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 Riga 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

Can stopping save me money on Riga to Washington, D.C. flights?

You could potentially save up to 51% on your flight if you consider stops on a Riga to Washington, D.C. flight.

When to book flights from Riga to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Riga to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Riga to Washington, D.C. (RIX to WAS) flight deals and tips

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

Fastest flight time

15h 30m

Direct flights

None
The fastest flight from Riga to Washington, D.C. takes 15h 30m
There are no direct flights from Riga to Washington, D.C.. There are no popular flight routes from Riga to Washington, D.C..
Search flight deals

  • How far is Riga Intl to Washington, D.C. by plane?

    A flight from Riga Intl to Washington, D.C. will travel around 4392.3 mi. Flights usually cover this in 15h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Riga Intl Airport to Washington, D.C. are updated daily.

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

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

    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 Riga Intl Airport 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.

  • What is the most popular airline from Riga to Washington, D.C.?

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

Compare and see reviews for airlines that fly from Riga to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $481Free CancellationRating
7.4
9,229 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
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Glen Burnie

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Riga.

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

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

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

momondo helps you find the best flight between Riga and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Riga and alert you when they change.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport