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Cheap flights from Riga to Washington, D.C. from $347

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 2/12. 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

Enter your travel dates to find the best prices.
British Airways Logo
9:25 am - 9:58 pm
RIX
-
DCA
19h 33m2 stops
British Airways Logo
1:44 pm - 1:45 pm
DCA
-
RIX
17h 01m2 stops
$614British Airways
Sat, Jan 31 - Fri, Feb 6
Multiple Airlines Logo
5:00 pm - 4:05 pm
RIX
-
IAD
30h 05m1 stop
Multiple Airlines Logo
6:50 pm - 11:00 pm
IAD
-
RIX
21h 10m1 stop
$623Multiple Airlines
Tue, Dec 23 - Sat, Jan 31
KLM Logo
5:00 pm - 4:05 pm
RIX
-
IAD
30h 05m1 stop
KLM Logo
5:27 pm - 5:15 pm
IAD
-
RIX
16h 48m2 stops
$628KLM
Tue, Dec 23 - Sat, Jan 31
Multiple Airlines Logo
7:35 am - 4:05 pm
RIX
-
IAD
15h 30m1 stop
Multiple Airlines Logo
6:50 pm - 1:15 pm
IAD
-
RIX
11h 25m1 stop
$634Multiple Airlines
Sat, Jan 31 - Fri, Feb 6
Multiple Airlines Logo
7:35 am - 5:00 pm
RIX
-
IAD
16h 25m2 stops
Multiple Airlines Logo
6:50 pm - 1:15 pm
IAD
-
RIX
11h 25m1 stop
$640Multiple Airlines
Sat, Jan 31 - Fri, Feb 6
Turkish Airlines Logo
7:00 pm - 11:45 am
RIX
-
IAD
23h 45m1 stop
Turkish Airlines Logo
1:30 pm - 6:05 pm
IAD
-
RIX
21h 35m1 stop
$670Turkish Airlines
Thu, Jan 29 - Mon, Feb 2
Scandinavian Airlines Logo
7:15 am - 5:15 pm
RIX
-
IAD
17h 00m1 stop
Scandinavian Airlines Logo
8:30 pm - 10:25 pm
IAD
-
RIX
18h 55m1 stop
$712Scandinavian Airlines
Thu, Jan 29 - Mon, Feb 2
KLM Logo
5:00 pm - 4:05 pm
RIX
-
IAD
30h 05m1 stop
KLM Logo
6:05 pm - 10:20 pm
IAD
-
RIX
21h 15m1 stop
$714KLM
Tue, Dec 23 - Sat, Jan 31
Scandinavian Airlines Logo
7:15 am - 5:15 pm
RIX
-
IAD
17h 00m1 stop
Scandinavian Airlines Logo
12:23 pm - 10:25 pm
IAD
-
RIX
27h 02m2 stops
$715Scandinavian Airlines
Thu, Jan 29 - Mon, Feb 2
Delta Logo
7:00 am - 11:05 pm
RIX
-
BWI
23h 05m2 stops
Delta Logo
10:33 am - 1:15 pm
BWI
-
RIX
19h 42m2 stops
$803Delta
Sat, Jan 31 - Fri, Feb 6

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

Our best Turkish Airlines deals on Riga to Washington, D.C. flight tickets
Turkish Airlines
Jan 29
RIX7:00 pmRiga Intl
23h 45m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Feb 2
IAD1:30 pmWashington, D.C. Dulles Intl
21h 35m
1 stop
RIX6:05 pmRiga Intl
$670
Find similar
Turkish Airlines
Jan 7
RIX11:40 amRiga Intl
31h 05m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Jan 21
IAD1:30 pmWashington, D.C. Dulles Intl
14h 15m
1 stop
RIX10:45 amRiga Intl
$898
Find similar
Turkish Airlines
Jan 8
RIX11:40 amRiga Intl
31h 05m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Jan 19
IAD1:30 pmWashington, D.C. Dulles Intl
21h 35m
1 stop
RIX6:05 pmRiga Intl
$902
Find similar

KLM flights from Riga to Washington, D.C.

Our best KLM deals on Riga to Washington, D.C. flight tickets
KLM
Dec 23
RIX5:00 pmRiga Intl
30h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 31
IAD5:27 pmWashington, D.C. Dulles Intl
16h 48m
2 stops
RIX5:15 pmRiga Intl
$628
Find similar
KLM
Dec 23
RIX5:00 pmRiga Intl
30h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 31
IAD5:59 pmWashington, D.C. Dulles Intl
16h 16m
2 stops
RIX5:15 pmRiga Intl
$714
Find similar
KLM
Jan 7
RIX5:00 pmRiga Intl
30h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jan 20
IAD7:30 pmWashington, D.C. Dulles Intl
14h 45m
2 stops
RIX5:15 pmRiga Intl
$778
Find similar

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 December 11, 2025.
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 - DCA

RIXDCA

Riga Intl

Sat 1/31

9:25 am-9:58 pm

2 stops19h 33m

Washington, D.C. Reagan-National

Fri 2/6

1:44 pm-1:45 pm

2 stops17h 01m

$614

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Tue 12/23

5:00 pm-4:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Sat 1/31

6:50 pm-11:00 pm

1 stop21h 10m

$623

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Tue 12/23

5:00 pm-4:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Sat 1/31

5:27 pm-5:15 pm

2 stops16h 48m

$628

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Sat 1/31

7:35 am-4:05 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Fri 2/6

6:50 pm-1:15 pm

1 stop11h 25m

$634

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Sat 1/31

7:35 am-5:00 pm

2 stops16h 25m

Washington, D.C. Dulles Intl

Fri 2/6

6:50 pm-1:15 pm

1 stop11h 25m

$640

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 1/29

7:00 pm-11:45 am

1 stop23h 45m

Washington, D.C. Dulles Intl

Mon 2/2

1:30 pm-6:05 pm

1 stop21h 35m

$670

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 1/29

7:15 am-5:15 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Mon 2/2

8:30 pm-10:25 pm

1 stop18h 55m

$712

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Tue 12/23

5:00 pm-4:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Sat 1/31

6:05 pm-10:20 pm

1 stop21h 15m

$714

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 1/29

7:15 am-5:15 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Mon 2/2

12:23 pm-10:25 pm

2 stops27h 02m

$715

RigaBaltimore

RIX - BWI

RIXBWI

Riga Intl

Sat 1/31

7:00 am-11:05 pm

2 stops23h 05m

Baltimore/Washington

Fri 2/6

10:33 am-1:15 pm

2 stops19h 42m

$803

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

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

The month of October is, on average, the cheapest month to fly to Washington, D.C. from Riga, with most prices found around $493. If you’re not able to fly to Washington, D.C. in October, then June is your next best option. Flight prices from Riga to Washington, D.C. during June average around $524.

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 Riga is on a Friday. momondo users have found tickets for Friday departures for as low as $565. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Riga to Washington, D.C. for around $801.

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

You could potentially save up to 4% 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 15m

Direct flights

None
The fastest flight from Riga to Washington, D.C. takes 15h 15m
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 15m, 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
9,094 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Springfield

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

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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