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Cheap flights from Riga to Washington, D.C. from $355

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 1/22. 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

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Multiple Airlines Logo
7:35 am - 4:05 pmRIX-IAD
15h 30m1 stop
Multiple Airlines Logo
6:50 pm - 1:15 pmIAD-RIX
11h 25m1 stop
$552Multiple Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
KLM Logo
5:00 pm - 4:05 pmRIX-IAD
30h 05m1 stop
KLM Logo
6:05 pm - 5:15 pmIAD-RIX
16h 10m1 stop
$557KLM
Find Deal
Wed, Dec 3 - Sun, Dec 7
KLM Logo
7:35 am - 4:05 pmRIX-IAD
15h 30m1 stop
KLM Logo
7:35 pm - 5:15 pmIAD-RIX
14h 40m2 stops
$562KLM
Find Deal
Wed, Dec 3 - Sun, Dec 7
KLM Logo
7:35 am - 5:03 pmRIX-IAD
16h 28m2 stops
KLM Logo
7:35 pm - 5:15 pmIAD-RIX
14h 40m2 stops
$572KLM
Find Deal
Wed, Dec 3 - Sun, Dec 7
Multiple Airlines Logo
8:35 am - 8:05 pmRIX-IAD
18h 30m2 stops
Multiple Airlines Logo
10:55 pm - 10:25 pmIAD-RIX
16h 30m2 stops
$577Multiple Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
KLM Logo
5:00 pm - 4:05 pmRIX-IAD
30h 05m1 stop
KLM Logo
5:59 pm - 5:15 pmIAD-RIX
16h 16m2 stops
$587KLM
Find Deal
Tue, Dec 23 - Sat, Jan 31
Multiple Airlines Logo
7:35 am - 4:05 pmRIX-IAD
15h 30m1 stop
Multiple Airlines Logo
6:50 pm - 1:15 pmIAD-RIX
11h 25m1 stop
$588Multiple Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
KLM Logo
7:35 am - 5:00 pmRIX-IAD
16h 25m2 stops
KLM Logo
6:05 pm - 1:10 pmIAD-RIX
12h 05m1 stop
$597KLM
Find Deal
Thu, Dec 4 - Mon, Dec 8
Multiple Airlines Logo
7:35 am - 5:00 pmRIX-IAD
16h 25m2 stops
Multiple Airlines Logo
6:50 pm - 1:15 pmIAD-RIX
11h 25m1 stop
$598Multiple Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
KLM Logo
5:00 pm - 4:05 pmRIX-IAD
30h 05m1 stop
KLM Logo
6:05 pm - 1:10 pmIAD-RIX
12h 05m1 stop
$603KLM
Find Deal
Thu, Dec 4 - Mon, Dec 8

Scandinavian Airlines flights from Riga to Washington, D.C. Dulles Intl Airport

Our best Scandinavian Airlines deals on Riga to Washington, D.C. Dulles Intl Airport flight tickets
Scandinavian Airlines
Jan 13
RIX7:15 amRiga Intl
18h 54m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Jan 22
IAD12:23 pmWashington, D.C. Dulles Intl
15h 17m
2 stops
RIX10:40 amRiga Intl
$690
Find similar
Scandinavian Airlines
Dec 1
RIX7:30 pmRiga Intl
52h 45m
2 stops
IAD5:15 pmWashington, D.C. Dulles Intl
Dec 4
IAD8:30 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
RIX4:25 pmRiga Intl
$925
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Finnair flights from Riga to Washington, D.C. Dulles Intl Airport

Our best Finnair deals on Riga to Washington, D.C. Dulles Intl Airport flight tickets
Finnair
Jan 14
RIX10:05 pmRiga Intl
24h 30m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
Jan 21
IAD6:20 pmWashington, D.C. Dulles Intl
16h 20m
2 stops
RIX5:40 pmRiga Intl
$600
Find similar
Finnair
Dec 23
RIX10:05 pmRiga Intl
28h 50m
2 stops
IAD7:55 pmWashington, D.C. Dulles Intl
Jan 31
IAD9:45 pmWashington, D.C. Dulles Intl
28h 10m
2 stops
RIX8:55 amRiga Intl
$689
Find similar
Finnair
Dec 23
RIX10:05 pmRiga Intl
28h 50m
2 stops
IAD7:55 pmWashington, D.C. Dulles Intl
Jan 31
IAD6:20 pmWashington, D.C. Dulles Intl
20h 20m
2 stops
RIX9:40 pmRiga Intl
$691
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Riga 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 November 19, 2025.
Use the filters below to find and compare flights from Riga to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 12/4

7:35 am-4:05 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Mon 12/8

6:50 pm-1:15 pm

1 stop11h 25m

$552

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Wed 12/3

5:00 pm-4:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Sun 12/7

6:05 pm-5:15 pm

1 stop16h 10m

$557

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Wed 12/3

7:35 am-4:05 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Sun 12/7

7:35 pm-5:15 pm

2 stops14h 40m

$562

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Wed 12/3

7:35 am-5:03 pm

2 stops16h 28m

Washington, D.C. Dulles Intl

Sun 12/7

7:35 pm-5:15 pm

2 stops14h 40m

$572

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 12/4

8:35 am-8:05 pm

2 stops18h 30m

Washington, D.C. Dulles Intl

Mon 12/8

10:55 pm-10:25 pm

2 stops16h 30m

$577

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

5:59 pm-5:15 pm

2 stops16h 16m

$587

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 12/4

7:35 am-4:05 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Mon 12/8

6:50 pm-1:15 pm

1 stop11h 25m

$588

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 12/4

7:35 am-5:00 pm

2 stops16h 25m

Washington, D.C. Dulles Intl

Mon 12/8

6:05 pm-1:10 pm

1 stop12h 05m

$597

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 12/4

7:35 am-5:00 pm

2 stops16h 25m

Washington, D.C. Dulles Intl

Mon 12/8

6:50 pm-1:15 pm

1 stop11h 25m

$598

RigaWashington, D.C.

RIX - IAD

RIXIAD

Riga Intl

Thu 12/4

5:00 pm-4:05 pm

1 stop30h 05m

Washington, D.C. Dulles Intl

Mon 12/8

6:05 pm-1:10 pm

1 stop12h 05m

$603

Flights are sorted by cheapest round-trip flights 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. 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 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 $596. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Riga to Washington, D.C. Dulles Intl Airport for around $1,217.

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 Riga in the morning is the least expensive time of day to depart. momondo users have found prices as low as $670 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $773 on average. Flights to Washington, D.C. Dulles Intl Airport from Riga in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Riga to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Riga to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (RIX to IAD) flight deals and tips

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

Direct flights

None
There are no direct flights from Riga to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Riga to Washington, D.C. Dulles Intl Airport.
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  • How far is Riga Intl to Washington, D.C. Dulles Intl by plane?

    The distance between Riga Intl and Washington, D.C. Dulles Intl is about 4403.2 mi. 15h 05m is a normal flight duration for this route.

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

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

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

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

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Riga to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Riga to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $481Free CancellationRating
7.4
9,025 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
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie

Why use momondo?

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

It is quick and easy to find Riga 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 Riga to Washington, D.C. with flexible booking policies on momondo?

Flights from Riga to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Riga.

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

Yes. momondo can track prices for Riga to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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