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Cheap flights from Washington, D.C. to Riga from $218

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Riga departing on 1/20. 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 Washington, D.C. to Riga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:40 am - 12:05 pm
DCA
-
RIX
19h 25m2 stops
Air Canada Logo
7:10 am - 10:19 am
RIX
-
DCA
34h 09m2 stops
$484Air Canada
Wed, Apr 1 - Wed, Apr 8
TAP AIR PORTUGAL Logo
10:30 pm - 10:30 pm
IAD
-
RIX
17h 00m2 stops
TAP AIR PORTUGAL Logo
7:35 am - 9:00 pm
RIX
-
IAD
44h 25m2 stops
$484TAP AIR PORTUGAL
Wed, Jan 28 - Tue, Feb 3
Scandinavian Airlines Logo
12:23 pm - 10:25 pm
IAD
-
RIX
27h 02m2 stops
Scandinavian Airlines Logo
3:45 pm - 6:15 pm
RIX
-
IAD
32h 30m1 stop
$492Scandinavian Airlines
Tue, Mar 3 - Tue, Mar 17
Scandinavian Airlines Logo
8:20 pm - 3:10 pm
IAD
-
RIX
11h 50m1 stop
Scandinavian Airlines Logo
3:45 pm - 4:50 pm
RIX
-
IAD
32h 05m1 stop
$507Scandinavian Airlines
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
9:00 am - 12:05 pm
IAD
-
RIX
20h 05m2 stops
Multiple Airlines Logo
7:10 am - 3:05 pm
RIX
-
IAD
14h 55m1 stop
$510Multiple Airlines
Wed, Apr 1 - Wed, Apr 8
KLM Logo
11:52 am - 1:05 pm
BWI
-
RIX
18h 13m2 stops
KLM Logo
11:50 am - 11:59 pm
RIX
-
BWI
19h 09m2 stops
$514KLM
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
7:40 pm - 4:25 pm
BWI
-
RIX
13h 45m2 stops
Multiple Airlines Logo
7:10 am - 6:40 pm
RIX
-
BWI
18h 30m2 stops
$549Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
British Airways Logo
2:46 pm - 2:50 pm
BWI
-
RIX
41h 04m2 stops
British Airways Logo
5:40 pm - 6:45 pm
RIX
-
BWI
32h 05m1 stop
$567British Airways
Wed, Jan 28 - Tue, Feb 3
British Airways Logo
2:46 pm - 2:50 pm
BWI
-
RIX
41h 04m2 stops
British Airways Logo
9:25 am - 6:45 pm
RIX
-
BWI
40h 20m2 stops
$568British Airways
Wed, Jan 28 - Tue, Feb 3
KLM Logo
2:25 pm - 1:10 pm
DCA
-
RIX
15h 45m2 stops
KLM Logo
7:35 am - 4:29 pm
RIX
-
DCA
15h 54m2 stops
$579KLM
Sat, Jan 17 - Sat, Jan 24

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

Our best Turkish Airlines deals on Washington, D.C. to Riga flight tickets
Turkish Airlines
Jan 22
IAD1:30 pmWashington, D.C. Dulles Intl
21h 35m
1 stop
RIX6:05 pmRiga Intl
Jan 27
RIX11:40 amRiga Intl
31h 05m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$542
Find similar
Turkish Airlines
Mar 9
IAD10:15 pmWashington, D.C. Dulles Intl
30h 30m
1 stop
RIX10:45 amRiga Intl
Mar 14
RIX11:40 amRiga Intl
31h 05m
1 stop
IAD12:45 pmWashington, D.C. Dulles Intl
$553
Find similar
Turkish Airlines
Mar 9
IAD10:15 pmWashington, D.C. Dulles Intl
30h 30m
1 stop
RIX10:45 amRiga Intl
Mar 14
RIX11:40 amRiga Intl
31h 05m
1 stop
IAD12:45 pmWashington, D.C. Dulles Intl
$595
Find similar

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

Our best United Airlines deals on Washington, D.C. to Riga flight tickets
United Airlines
Mar 8
IAD6:15 amWashington, D.C. Dulles Intl
25h 40m
2 stops
RIX1:55 pmRiga Intl
Mar 14
RIX2:35 pmRiga Intl
33h 05m
2 stops
IAD5:40 pmWashington, D.C. Dulles Intl
$643
Find similar
United Airlines
Mar 4
BWI10:30 amBaltimore/Washington
20h 40m
2 stops
RIX2:10 pmRiga Intl
Mar 8
RIX2:35 pmRiga Intl
29h 31m
2 stops
BWI2:06 pmBaltimore/Washington
$771
Find similar
United Airlines
Dec 26
IAD8:25 amWashington, D.C. Dulles Intl
22h 30m
2 stops
RIX1:55 pmRiga Intl
Dec 28
RIX2:35 pmRiga Intl
37h 46m
2 stops
IAD9:21 pmWashington, D.C. Dulles Intl
$903
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Riga 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 23, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Riga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Riga

DCA - RIX

DCARIX

Washington, D.C. Reagan-National

Wed 4/1

9:40 am-12:05 pm

2 stops19h 25m

Riga Intl

Wed 4/8

7:10 am-10:19 am

2 stops34h 09m

$484

Washington, D.C.Riga

IAD - RIX

IADRIX

Washington, D.C. Dulles Intl

Wed 1/28

10:30 pm-10:30 pm

2 stops17h 00m

Riga Intl

Tue 2/3

7:35 am-9:00 pm

2 stops44h 25m

$484

Washington, D.C.Riga

IAD - RIX

IADRIX

Washington, D.C. Dulles Intl

Tue 3/3

12:23 pm-10:25 pm

2 stops27h 02m

Riga Intl

Tue 3/17

3:45 pm-6:15 pm

1 stop32h 30m

$492

Washington, D.C.Riga

IAD - RIX

IADRIX

Washington, D.C. Dulles Intl

Wed 4/1

8:20 pm-3:10 pm

1 stop11h 50m

Riga Intl

Wed 4/8

3:45 pm-4:50 pm

1 stop32h 05m

$507

Washington, D.C.Riga

IAD - RIX

IADRIX

Washington, D.C. Dulles Intl

Wed 4/1

9:00 am-12:05 pm

2 stops20h 05m

Riga Intl

Wed 4/8

7:10 am-3:05 pm

1 stop14h 55m

$510

BaltimoreRiga

BWI - RIX

BWIRIX

Baltimore/Washington

Wed 4/1

11:52 am-1:05 pm

2 stops18h 13m

Riga Intl

Wed 4/8

11:50 am-11:59 pm

2 stops19h 09m

$514

BaltimoreRiga

BWI - RIX

BWIRIX

Baltimore/Washington

Wed 2/4

7:40 pm-4:25 pm

2 stops13h 45m

Riga Intl

Wed 2/11

7:10 am-6:40 pm

2 stops18h 30m

$549

BaltimoreRiga

BWI - RIX

BWIRIX

Baltimore/Washington

Wed 1/28

2:46 pm-2:50 pm

2 stops41h 04m

Riga Intl

Tue 2/3

5:40 pm-6:45 pm

1 stop32h 05m

$567

BaltimoreRiga

BWI - RIX

BWIRIX

Baltimore/Washington

Wed 1/28

2:46 pm-2:50 pm

2 stops41h 04m

Riga Intl

Tue 2/3

9:25 am-6:45 pm

2 stops40h 20m

$568

Washington, D.C.Riga

DCA - RIX

DCARIX

Washington, D.C. Reagan-National

Sat 1/17

2:25 pm-1:10 pm

2 stops15h 45m

Riga Intl

Sat 1/24

7:35 am-4:29 pm

2 stops15h 54m

$579

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 Riga from

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

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 Riga?

In general, March is the cheapest month to fly from Washington, D.C. to Riga. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $531. If you are unable to visit Riga during the month of March, then departing from Washington, D.C. during the month December is also very affordable. Most momondo users find prices during this month for around $601.

What is the cheapest day to depart on your flight to Riga?

The cheapest day to depart from Washington, D.C. to Riga is on a Saturday when prices can be found for as low as $575. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,054. These prices are subject to change though, so be sure to set up a Price Alert for flights to Riga.

What is the cheapest time of day to depart on your flight to Riga?

Flying to Riga from Washington, D.C. at noon is the least expensive time of day to depart. momondo users have found prices as low as $593 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Riga is in the morning when prices are around $973.

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

You could potentially save up to 61% on your flight if you consider stops on a Washington, D.C. to Riga flight.

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

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

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

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

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from Washington, D.C. to Riga takes 11h 50m
There are no direct flights from Washington, D.C. to Riga. There are no popular flight routes from Washington, D.C. to Riga.
Search flight deals

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

    The distance between Washington, D.C. and Riga Intl is about 4392.3 mi. A reasonable flight in good conditions will take 11h 50m.

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

    Prices for flights from Washington, D.C. to Riga Intl Airport were last updated today.

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

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

    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 Washington, D.C. to Riga Intl Airport.

  • What documentation or ID do you need to fly to Riga Intl Airport?

    The necessary travel and health documents for your Riga 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.

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to Riga with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $501Free CancellationRating
7.7
1,434 reviews
Search KLM flights
United AirlinesPriceFrom $563Free CancellationRating
7.4
9,103 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $566Free CancellationRating
7.3
4,111 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $603Free CancellationRating
6.8
7,649 reviews
Search Lufthansa flights

Traveling to a place near Riga?

Book flights to Riga if you plan to visit one of these locations
Jūrmala

Why use momondo?

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

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 Riga from Washington, D.C..

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

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

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

Once all potential Washington, D.C. to Riga 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 Washington, D.C. to Riga right now. Can momondo alert me if prices change?

Price alerts on flights to Riga from Washington, D.C. 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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
KLM
United Airlines
Lufthansa
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