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Cheap flights from Prague to Washington, D.C. from $363

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 1/9. 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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Cheap round-trip flights

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United Airlines Logo
3:00 pm - 11:29 amPRG-IAD
49h 29m2 stops
United Airlines Logo
8:15 am - 1:55 pmIAD-PRG
24h 40m2 stops
$575United Airlines
Find Deal
Sun, Mar 15 - Wed, Mar 18
Scandinavian Airlines Logo
8:50 pm - 6:15 pmPRG-IAD
26h 25m1 stop
Scandinavian Airlines Logo
12:30 pm - 2:20 pmIAD-PRG
20h 50m2 stops
$596Scandinavian Airlines
Find Deal
Sun, Mar 15 - Wed, Mar 18
Multiple Airlines Logo
6:25 am - 2:38 pmPRG-IAD
38h 13m2 stops
Multiple Airlines Logo
10:30 pm - 6:25 pmIAD-PRG
13h 55m1 stop
$614Multiple Airlines
Find Deal
Sun, Jan 11 - Wed, Jan 14
Multiple Airlines Logo
6:25 am - 2:38 pmPRG-IAD
38h 13m2 stops
Multiple Airlines Logo
5:30 pm - 6:25 pmIAD-PRG
18h 55m1 stop
$635Multiple Airlines
Find Deal
Sun, Jan 11 - Sat, Jan 17
Icelandair Logo
12:50 pm - 6:30 pmPRG-IAD
11h 40m1 stop
Icelandair Logo
7:40 pm - 11:55 amIAD-PRG
10h 15m1 stop
$638Icelandair
Find Deal
Fri, Nov 21 - Fri, Dec 5
Icelandair Logo
12:50 pm - 6:40 pmPRG-BWI
11h 50m1 stop
Icelandair Logo
7:40 pm - 11:55 amBWI-PRG
10h 15m1 stop
$658Icelandair
Find Deal
Mon, Nov 24 - Fri, Mar 6
Lufthansa Logo
7:25 am - 3:50 pmPRG-IAD
14h 25m1 stop
Lufthansa Logo
10:55 pm - 10:25 pmIAD-PRG
17h 30m1 stop
$671Lufthansa
Find Deal
Sun, Nov 23 - Mon, Dec 8
Lufthansa Logo
6:00 am - 3:50 pmPRG-IAD
15h 50m1 stop
Lufthansa Logo
10:20 pm - 9:20 pmIAD-PRG
17h 00m1 stop
$672Lufthansa
Find Deal
Mon, Mar 30 - Thu, Apr 9
Air Canada Logo
7:25 am - 3:31 pmPRG-DCA
14h 06m2 stops
Air Canada Logo
11:05 am - 1:55 pmDCA-PRG
20h 50m2 stops
$678Air Canada
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Sun, Nov 23 - Mon, Dec 8
Air Canada Logo
7:30 am - 8:55 amPRG-DCA
31h 25m2 stops
Air Canada Logo
6:00 am - 1:55 pmDCA-PRG
26h 55m2 stops
$683Air Canada
Find Deal
Wed, Mar 4 - Sun, Mar 8

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 15
PRG3:00 pmVáclav Havel Prague
49h 29m
2 stops
IAD11:29 amWashington, D.C. Dulles Intl
Mar 18
IAD8:15 amWashington, D.C. Dulles Intl
24h 40m
2 stops
PRG1:55 pmVáclav Havel Prague
$575
Find similar
United Airlines
Dec 24
PRG12:10 pmVáclav Havel Prague
14h 05m
1 stop
IAD8:15 pmWashington, D.C. Dulles Intl
Jan 24
IAD8:30 pmWashington, D.C. Dulles Intl
11h 25m
1 stop
PRG1:55 pmVáclav Havel Prague
$676
Find similar
United Airlines
Nov 23
PRG7:25 amVáclav Havel Prague
14h 56m
2 stops
IAD4:21 pmWashington, D.C. Dulles Intl
Nov 30
IAD8:30 pmWashington, D.C. Dulles Intl
11h 25m
1 stop
PRG1:55 pmVáclav Havel Prague
$677
Find similar

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

Our best Scandinavian Airlines deals on Prague to Washington, D.C. flight tickets
Scandinavian Airlines
Mar 15
PRG8:50 pmVáclav Havel Prague
26h 25m
1 stop
IAD6:15 pmWashington, D.C. Dulles Intl
Mar 18
IAD12:30 pmWashington, D.C. Dulles Intl
20h 50m
2 stops
PRG2:20 pmVáclav Havel Prague
$596
Find similar
Scandinavian Airlines
Jan 21
PRG10:25 amVáclav Havel Prague
12h 50m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
Jan 28
IAD8:30 pmWashington, D.C. Dulles Intl
31h 15m
1 stop
PRG9:45 amVáclav Havel Prague
$626
Find similar
Scandinavian Airlines
Jan 17
PRG10:25 amVáclav Havel Prague
14h 25m
1 stop
IAD6:50 pmWashington, D.C. Dulles Intl
Jan 24
IAD8:30 pmWashington, D.C. Dulles Intl
31h 15m
1 stop
PRG9:45 amVáclav Havel Prague
$644
Find similar

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 October 30, 2025.
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 3/15

3:00 pm-11:29 am

2 stops49h 29m

Washington, D.C. Dulles Intl

Wed 3/18

8:15 am-1:55 pm

2 stops24h 40m

$575

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

Wed 3/18

12:30 pm-2:20 pm

2 stops20h 50m

$596

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 1/11

6:25 am-2:38 pm

2 stops38h 13m

Washington, D.C. Dulles Intl

Wed 1/14

10:30 pm-6:25 pm

1 stop13h 55m

$614

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 1/11

6:25 am-2:38 pm

2 stops38h 13m

Washington, D.C. Dulles Intl

Sat 1/17

5:30 pm-6:25 pm

1 stop18h 55m

$635

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Fri 11/21

12:50 pm-6:30 pm

1 stop11h 40m

Washington, D.C. Dulles Intl

Fri 12/5

7:40 pm-11:55 am

1 stop10h 15m

$638

PragueBaltimore

PRG - BWI

PRGBWI

Václav Havel Prague

Mon 11/24

12:50 pm-6:40 pm

1 stop11h 50m

Baltimore/Washington

Fri 3/6

7:40 pm-11:55 am

1 stop10h 15m

$658

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 11/23

7:25 am-3:50 pm

1 stop14h 25m

Washington, D.C. Dulles Intl

Mon 12/8

10:55 pm-10:25 pm

1 stop17h 30m

$671

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Mon 3/30

6:00 am-3:50 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Thu 4/9

10:20 pm-9:20 pm

1 stop17h 00m

$672

PragueWashington, D.C.

PRG - DCA

PRGDCA

Václav Havel Prague

Sun 11/23

7:25 am-3:31 pm

2 stops14h 06m

Washington, D.C. Reagan-National

Mon 12/8

11:05 am-1:55 pm

2 stops20h 50m

$678

PragueWashington, D.C.

PRG - DCA

PRGDCA

Václav Havel Prague

Wed 3/4

7:30 am-8:55 am

2 stops31h 25m

Washington, D.C. Reagan-National

Sun 3/8

6:00 am-1:55 pm

2 stops26h 55m

$683

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 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 typical price of a round-trip flight between Prague and Washington, D.C.?

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 $667. 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.

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 Prague is on a Sunday. momondo users have found tickets for Sunday departures for as low as $660. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Prague to Washington, D.C. for around $825.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the evening is the cheapest time of day to fly from Prague to Washington, D.C. when you can find flight prices for as low as $660. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $772. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 46% 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?

As of October 2025, prices for Prague to Washington, D.C. flights are approximately 50% more expensive when compared to flights at the same time last year.

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.

Direct flights

None
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 11h 40m 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
562 reviews
Search Icelandair flights
British AirwaysPriceFrom $627Free CancellationRating
6.7
7,487 reviews
Search British Airways flights
United AirlinesPriceFrom $665Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
LufthansaPriceFrom $667Free CancellationRating
6.8
7,541 reviews
Search Lufthansa flights
KLMPriceFrom $850Free CancellationRating
7.7
1,406 reviews
Search KLM 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
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

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