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Cheap flights from Prague to Washington, D.C. from $358

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Prague to Washington, D.C. departing on 5/5. 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 Prague to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
7:15 pm - 3:15 pm
PRG
-
IAD
26h 00m
1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 11:40 am
IAD
-
PRG
12h 10m
1 stop
$522TAP AIR PORTUGAL
Sun, Feb 8 - Tue, Feb 24
TAP AIR PORTUGAL Logo
7:15 pm - 3:15 pm
PRG
-
IAD
26h 00m
1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 11:40 am
IAD
-
PRG
12h 10m
1 stop
$529TAP AIR PORTUGAL
Sun, Feb 8 - Tue, Feb 24
Scandinavian Airlines Logo
8:50 pm - 6:15 pm
PRG
-
IAD
26h 25m
1 stop
Scandinavian Airlines Logo
8:20 pm - 9:40 am
IAD
-
PRG
31h 20m
1 stop
$686Scandinavian Airlines
Sun, Mar 15 - Sun, Apr 5
Finnair Logo
7:30 pm - 7:40 pm
PRG
-
BWI
30h 10m
2 stops
Finnair Logo
9:30 pm - 7:55 am
BWI
-
PRG
28h 25m
2 stops
$705Finnair
Wed, Jul 1 - Fri, Jul 31
Finnair Logo
7:30 pm - 7:40 pm
PRG
-
BWI
30h 10m
2 stops
Finnair Logo
9:30 pm - 7:55 am
BWI
-
PRG
28h 25m
2 stops
$709Finnair
Wed, Jul 1 - Fri, Jul 31
United Airlines Logo
7:35 am - 3:35 pm
PRG
-
IAD
13h 00m
1 stop
United Airlines Logo
9:30 pm - 1:55 pm
IAD
-
PRG
11h 25m
1 stop
$716United Airlines
Sat, Mar 14 - Sat, Mar 21
United Airlines Logo
3:00 pm - 8:15 pm
PRG
-
IAD
11h 15m
1 stop
United Airlines Logo
8:30 pm - 1:55 pm
IAD
-
PRG
11h 25m
1 stop
$720United Airlines
Sun, Feb 8 - Tue, Feb 24
United Airlines Logo
6:10 am - 1:35 pm
PRG
-
IAD
13h 25m
1 stop
United Airlines Logo
10:20 pm - 4:05 pm
IAD
-
PRG
11h 45m
1 stop
$721United Airlines
Wed, Jul 1 - Fri, Jul 31
Multiple Airlines Logo
2:30 pm - 4:05 pm
PRG
-
IAD
31h 35m
1 stop
Multiple Airlines Logo
6:50 pm - 5:05 pm
IAD
-
PRG
16h 15m
1 stop
$723Multiple Airlines
Sun, Feb 8 - Tue, Feb 24
Multiple Airlines Logo
6:00 am - 7:45 pm
PRG
-
DCA
18h 45m
2 stops
Multiple Airlines Logo
6:00 am - 6:40 pm
DCA
-
PRG
31h 40m
3 stops
$738Multiple Airlines
Sat, Mar 14 - Thu, Mar 26

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

Our best United Airlines deals on Prague to Washington, D.C. flight tickets
United Airlines
Mar 14
PRG7:35 amVáclav Havel Prague
13h 00m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Mar 21
IAD9:30 pmWashington, D.C. Dulles Intl
11h 25m
1 stop
PRG1:55 pmVáclav Havel Prague
$716
United Airlines
Feb 8
PRG3:00 pmVáclav Havel Prague
11h 15m
1 stop
IAD8:15 pmWashington, D.C. Dulles Intl
Feb 24
IAD8:30 pmWashington, D.C. Dulles Intl
11h 25m
1 stop
PRG1:55 pmVáclav Havel Prague
$720
United Airlines
Jul 1
PRG6:10 amVáclav Havel Prague
13h 25m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
Jul 31
IAD10:20 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
PRG4:05 pmVáclav Havel Prague
$721

Delta flights from Prague to Washington, D.C.

Our best Delta deals on Prague to Washington, D.C. flight tickets
Delta
Feb 8
PRG6:00 amVáclav Havel Prague
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Feb 24
IAD7:52 pmWashington, D.C. Dulles Intl
15h 13m
2 stops
PRG5:05 pmVáclav Havel Prague
$724
Delta
Feb 8
PRG8:55 amVáclav Havel Prague
13h 10m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Feb 24
IAD7:35 pmWashington, D.C. Dulles Intl
15h 30m
2 stops
PRG5:05 pmVáclav Havel Prague
$727
Delta
Feb 4
PRG2:30 pmVáclav Havel Prague
31h 35m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Feb 11
IAD12:40 pmWashington, D.C. Dulles Intl
16h 10m
2 stops
PRG10:50 amVáclav Havel Prague
$730

momondo Fare Finder

 
Customize your flight search to find flights from Prague 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 January 29, 2026.
Use the filters below to find and compare flights from Prague to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 2/8

7:15 pm-3:15 pm

1 stop26h 00m

Washington, D.C. Dulles Intl

Tue 2/24

5:30 pm-11:40 am

1 stop12h 10m

$522

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 2/8

7:15 pm-3:15 pm

1 stop26h 00m

Washington, D.C. Dulles Intl

Tue 2/24

5:30 pm-11:40 am

1 stop12h 10m

$529

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 3/15

8:50 pm-6:15 pm

1 stop26h 25m

Washington, D.C. Dulles Intl

Sun 4/5

8:20 pm-9:40 am

1 stop31h 20m

$686

PragueBaltimore

PRG - BWI

PRGBWI

Václav Havel Prague

Wed 7/1

7:30 pm-7:40 pm

2 stops30h 10m

Baltimore/Washington

Fri 7/31

9:30 pm-7:55 am

2 stops28h 25m

$705

PragueBaltimore

PRG - BWI

PRGBWI

Václav Havel Prague

Wed 7/1

7:30 pm-7:40 pm

2 stops30h 10m

Baltimore/Washington

Fri 7/31

9:30 pm-7:55 am

2 stops28h 25m

$709

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sat 3/14

7:35 am-3:35 pm

1 stop13h 00m

Washington, D.C. Dulles Intl

Sat 3/21

9:30 pm-1:55 pm

1 stop11h 25m

$716

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 2/8

3:00 pm-8:15 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

Tue 2/24

8:30 pm-1:55 pm

1 stop11h 25m

$720

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 7/1

6:10 am-1:35 pm

1 stop13h 25m

Washington, D.C. Dulles Intl

Fri 7/31

10:20 pm-4:05 pm

1 stop11h 45m

$721

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 2/8

2:30 pm-4:05 pm

1 stop31h 35m

Washington, D.C. Dulles Intl

Tue 2/24

6:50 pm-5:05 pm

1 stop16h 15m

$723

PragueWashington, D.C.

PRG - DCA

PRGDCA

Václav Havel Prague

Sat 3/14

6:00 am-7:45 pm

2 stops18h 45m

Washington, D.C. Reagan-National

Thu 3/26

6:00 am-6:40 pm

3 stops31h 40m

$738

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 Prague 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 Prague, with most prices found around $662. If you’re not able to fly to Washington, D.C. in October, then April is your next best option. Flight prices from Prague to Washington, D.C. during April average around $673.

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

You could potentially save up to 43% on your flight if you consider stops on a Prague to Washington, D.C. flight.

How have Prague to Washington, D.C. flight prices changed over time?

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

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

Cheap Prague to Washington, D.C. (PRG to WAS) flight deals and tips

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

Fastest flight time

15h 05m

Direct flights

None
The fastest flight from Prague to Washington, D.C. takes 15h 05m
There are no direct flights from Prague to Washington, D.C.. There are no popular flight routes from Prague to Washington, D.C..
Search flight deals

  • How far is Václav Havel Prague to Washington, D.C. by plane?

    Václav Havel Prague and Washington, D.C. are 4282.6 mi apart from one another. Typically, this will take 15h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Václav Havel Prague Airport to Washington, D.C.?

    Prices for flights from Václav Havel Prague Airport to Washington, D.C. were last updated today.

  • How many operators does momondo search for flights from Václav Havel Prague Airport to Washington, D.C.?

  • How old do you have to be to fly from Václav Havel Prague 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 Václav Havel Prague 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 Prague to Washington, D.C.?

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

Compare and see reviews for airlines that fly from Prague to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $596Free CancellationRating
7.1
606 reviews
Search Icelandair flights
British AirwaysPriceFrom $627Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
United AirlinesPriceFrom $665Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
LufthansaPriceFrom $667Free CancellationRating
6.8
7,756 reviews
Search Lufthansa 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
Reston

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Prague to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Prague to Washington, D.C. flights to just show those with flexible booking policies.

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

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

Price alerts on flights to Washington, D.C. from Prague 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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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