How long is the flight from Washington, D.C. Dulles Intl Airport to Riga?

A quick flight from Washington, D.C. Dulles Intl Airport to Riga can take about 12h 15m. Air France provides one of the quickest options available for as low as $678. Washington, D.C. Dulles Intl Airport and Riga are separated by a distance of 4400 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Riga round-trip?

According to our current data, Scandinavian Airlines ($463), and United Airlines ($750) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Riga. Users have found that Scandinavian Airlines is 46% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Riga ranges from 0.8 - 2.8 inches per month. July is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Riga when rainfall is around 0.8 in.

If weather is an important factor for your trip to Riga, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

What is the cheapest time of day to fly from IAD to RIX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Riga as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Riga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Riga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Riga flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Riga flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Riga flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Riga from Washington, D.C. Dulles Intl?

Located just 5.4 mi from the city center, Riga Intl is the airport most travelers will use when flying to Riga from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Riga Intl (RIX) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 2 different airlines.

Can I find deals for flights from Dulles Intl to Riga that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Riga flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Riga?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Riga.

Can I find deals for business class flights from Dulles Intl to Riga?

Yes. Cheapflights offers flight deals from Dulles Intl to Riga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$297+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Riga

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dulles Intl to Riga with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Riga

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Riga
Explore the most affordable flight options available from Dulles Intl to Riga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.

Wed 10/2810:30 pm -

1 stop18h 30m

Wed 11/47:00 am -

1 stop19h 20m

Deal found 9/13

$602

Mon 11/26:40 pm -

1 stop11h 35m

Tue 11/177:35 am -

2 stops16h 53m

Deal found 9/11

$612

Wed 10/283:03 pm -

2 stops16h 12m

Wed 11/47:35 am -

2 stops16h 58m

Deal found 9/13

$617

Sun 10/119:45 pm -

1 stop18h 05m

Tue 10/207:45 am -

1 stop14h 50m

Deal found 9/13

$640

Sun 12/69:30 pm -

1 stop18h 30m

Mon 12/147:00 am -

1 stop19h 20m

Deal found 9/11

$652

Wed 10/2810:30 pm -

1 stop18h 30m

Sun 11/111:50 am -

2 stops19h 52m

Deal found 9/13

$663

Sun 12/63:00 pm -

2 stops15h 15m

Mon 12/147:35 am -

2 stops16h 58m

Deal found 9/11

$667

Best flights from Dulles Intl to Riga
Discover carefully curated flight deals from Dulles Intl to Riga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.

Mon 11/26:40 pm -

1 stop11h 35m

Tue 11/177:35 am -

2 stops16h 53m

Deal found 9/11

$612

Mon 9/216:15 pm -

1 stop12h 15m

Wed 9/307:10 am -

1 stop19h 25m

Deal found 9/9

$678

Sat 10/105:30 pm -

1 stop12h 40m

Tue 10/207:45 am -

1 stop14h 50m

Deal found 9/13

$702

Wed 10/289:30 pm -

1 stop21h 50m

Sun 11/13:55 pm -

1 stop32h 20m

Deal found 9/13

$736

Wed 10/282:30 pm -

1 stop14h 15m

Tue 11/311:40 am -

1 stop32h 05m

Deal found 9/13

$744

Wed 10/287:00 pm -

1 stop13h 00m

Tue 11/36:05 am -

2 stops21h 18m

Deal found 9/13

$767

Mon 9/216:15 pm -

1 stop12h 15m

Wed 9/307:45 am -

2 stops15h 45m

Deal found 9/9

$688

Mon 9/215:15 pm -

2 stops17h 00m

Wed 9/307:45 am -

2 stops15h 45m

Deal found 9/9

$704

Wed 10/281:15 pm -

2 stops18h 45m

Mon 11/26:05 am -

1 stop16h 50m

Deal found 9/13

$769

Mon 9/217:17 pm -

2 stops14h 58m

Mon 9/287:45 am -

1 stop14h 50m

Deal found 9/12

$755

Mon 10/129:45 am -

2 stops20h 35m

Thu 10/222:00 pm -

1 stop13h 00m

Deal found 9/13

$798

Last-minute flights from Dulles Intl to Riga
Discover last-minute flight deals from Dulles Intl to Riga. Data last updated September 14, 2026 and is based on user searches.

Mon 9/216:15 pm -

1 stop12h 15m

Wed 9/307:10 am -

1 stop19h 25m

Deal found 9/9

$678

Mon 9/216:15 pm -

1 stop12h 15m

Wed 9/307:45 am -

2 stops15h 45m

Deal found 9/9

$688

Sat 10/105:30 pm -

1 stop12h 40m

Tue 10/207:45 am -

1 stop14h 50m

Deal found 9/13

$702

Sun 10/119:45 pm -

1 stop18h 05m

Tue 10/207:45 am -

1 stop14h 50m

Deal found 9/13

$640

Sun 10/118:20 pm -

1 stop22h 00m

Mon 10/196:30 am -

1 stop17h 30m

Deal found 9/13

$692

Mon 10/126:15 pm -

1 stop12h 15m

Mon 10/197:45 am -

1 stop14h 50m

Deal found 9/13

$700

Wed 10/2810:30 pm -

1 stop18h 30m

Wed 11/47:00 am -

1 stop19h 20m

Deal found 9/13

$602

Wed 10/283:03 pm -

2 stops16h 12m

Wed 11/47:35 am -

2 stops16h 58m

Deal found 9/13

$617

Wed 10/2810:30 pm -

1 stop18h 30m

Sun 11/111:50 am -

2 stops19h 52m

Deal found 9/13

$663

One-way flights from Dulles Intl to Riga
Search for one-way flight options from Dulles Intl to Riga. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.

Tue 10/208:30 pm -

2 stops20h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$297

Tue 10/68:30 pm -

2 stops20h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$303

Mon 10/58:30 pm -

3 stops43h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$307

Thu 11/127:40 pm -

3 stops37h 50m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$312

Wed 11/117:40 pm -

3 stops44h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$318

Sun 10/1111:20 pm -

2 stops16h 35m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$333

Tue 11/175:25 pm -

2 stops15h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$346

Sun 11/1510:30 pm -

2 stops17h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$351

Sat 11/147:40 pm -

2 stops16h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/13

$364

Find flight deals from Dulles Intl to Riga

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$602 (Air France)
One-way from	$297 (Mytrip)
Popular in	June
Cheapest in	January
Average price	$729

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Riga Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Riga Intl flights.

Search Deals

From Washington, D.C. Dulles Intl to Riga Intl

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Riga Intl

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($269 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Riga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Thu 11/12

7:40 pm-4:30 pm

3 stops37h 50m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$312

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Sun 10/11

11:20 pm-10:55 pm

2 stops16h 35m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$333

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Mon 10/5

8:30 pm-10:40 am

2 stops31h 10m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$342

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Tue 11/17

5:25 pm-4:05 pm

2 stops15h 40m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$346

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Tue 10/20

8:30 pm-11:20 pm

3 stops19h 50m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$394

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Mon 10/12

7:45 pm-5:15 pm

2 stops14h 30m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$484

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Tue 10/13

6:32 pm-5:15 pm

2 stops15h 43m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$484

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Sat 10/10

3:25 pm-1:25 pm

1 stop15h 00m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$486

Quickest round-trip

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Sun 11/15

6:00 pm-2:00 pm

1 stop13h 00m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$507

Washington, D.C.Riga

IAD Washington, D.C. Dulles Intl - RIX Riga Intl

IADRIX

Washington, D.C. Dulles Intl

Wed 10/7

10:20 pm-10:50 pm

1 stop17h 30m

Riga Intl

Wed 12/31

12:00 am-4:00 pm

Nonstop0h 00m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 23 resultsSorted by cheapest first

Compare providers for flights from Dulles Intl to Riga

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Riga in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Riga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Riga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Riga flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Riga flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Riga flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Riga

Have a flexible travel schedule? Discover the best time to fly to Riga from Dulles Intl with our price prediction graph.

IAD-RIX

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Riga

Get a feel of what it's like to fly with Scandinavian Airlines and United Airlines from Washington, D.C. Dulles Intl Airport to Riga by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Scandinavian Airlines

7.4

Good

1,984 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Scandinavian Airlines

7.4

Good

1,984 reviews

Scandinavian Airlines

7.4

Good

1,984 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

United Airlines

7.4

Good

10,213 reviews

Scandinavian Airlines

7.4

Good

1,984 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Related info for your journey

What airport do you fly into for flights to Riga from Washington, D.C. Dulles Intl?
Located just 5.4 mi from the city center, Riga Intl is the airport most travelers will use when flying to Riga from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Riga Intl (RIX) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 2 different airlines.
How long is the flight from Washington, D.C. Dulles Intl Airport to Riga?
A quick flight from Washington, D.C. Dulles Intl Airport to Riga can take about 12h 15m. Air France provides one of the quickest options available for as low as $678. Washington, D.C. Dulles Intl Airport and Riga are separated by a distance of 4400 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Riga round-trip?
According to our current data, Scandinavian Airlines ($463), and United Airlines ($750) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Riga. Users have found that Scandinavian Airlines is 46% cheaper than the other options available to this destination.
Can I find deals for flights from Dulles Intl to Riga that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Riga flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Riga?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Riga.
Can I find deals for business class flights from Dulles Intl to Riga?
Yes. Cheapflights offers flight deals from Dulles Intl to Riga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Dulles Intl

Popular flights

Riga flight routes

Alternative routes for Dulles Intl to Riga

Baltimore to Riga flights

Top 2 airlines flying from Dulles Intl to Riga

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$463	Average$772	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$750	Average$1,030	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$297+ Cheap flights from Dulles Intl (IAD) to Riga (RIX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Riga with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Riga

Cheapest flights from Dulles Intl to RigaExplore the most affordable flight options available from Dulles Intl to Riga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.

Explore the most affordable flight options available from Dulles Intl to Riga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.

Best flights from Dulles Intl to RigaDiscover carefully curated flight deals from Dulles Intl to Riga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.

Discover carefully curated flight deals from Dulles Intl to Riga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.

Last-minute flights from Dulles Intl to RigaDiscover last-minute flight deals from Dulles Intl to Riga. Data last updated September 14, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Riga. Data last updated September 14, 2026 and is based on user searches.

One-way flights from Dulles Intl to RigaSearch for one-way flight options from Dulles Intl to Riga. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.

Search for one-way flight options from Dulles Intl to Riga. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.

Find flight deals from Dulles Intl to Riga

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Riga that are best for you.

Compare providers for flights from Dulles Intl to Riga

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Riga in September.

Best time to book a flight from Dulles Intl to Riga

Have a flexible travel schedule? Discover the best time to fly to Riga from Dulles Intl with our price prediction graph.

Reviews of airlines servicing Riga

Get a feel of what it's like to fly with Scandinavian Airlines and United Airlines from Washington, D.C. Dulles Intl Airport to Riga by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Riga from Washington, D.C. Dulles Intl?

How long is the flight from Washington, D.C. Dulles Intl Airport to Riga?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Riga round-trip?

Can I find deals for flights from Dulles Intl to Riga that include hotel bookings?

How can I find direct flights from Dulles Intl to Riga?

Can I find deals for business class flights from Dulles Intl to Riga?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Riga

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Riga by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dulles Intl to Riga by cabin class

Find flights from Dulles Intl to Riga, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and Riga flights

Browse other Dulles Intl and Riga flight options. Last updated on September 14, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Riga

Explore flights to Riga departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.

Top 2 airlines flying from Dulles Intl to Riga

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dulles Intl to Riga
Explore the most affordable flight options available from Dulles Intl to Riga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.

Best flights from Dulles Intl to Riga
Discover carefully curated flight deals from Dulles Intl to Riga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.

Last-minute flights from Dulles Intl to Riga
Discover last-minute flight deals from Dulles Intl to Riga. Data last updated September 14, 2026 and is based on user searches.

One-way flights from Dulles Intl to Riga
Search for one-way flight options from Dulles Intl to Riga. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.