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Prague

$217+ Cheap flights from Washington to Prague (PRG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PRG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Washington to Prague

Cheapest flights from Washington to Prague
Explore the most affordable flight options available from Washington to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:10 pm
SEA
-
PRG
1 stop15h 55m
Lufthansa
Wed 3/116:15 am
PRG
-
SEA
1 stop16h 05m
Lufthansa
Deal found 1/29$456
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:10 pm
SEA
-
PRG
1 stop12h 55m
Multiple Airlines
Wed 3/1110:00 am
PRG
-
SEA
2 stops21h 28m
Multiple Airlines
Deal found 1/29$463
This Mytrip deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:00 am
SEA
-
PRG
2 stops20h 55m
Multiple Airlines
Mon 3/167:35 am
PRG
-
SEA
1 stop13h 35m
Multiple Airlines
Deal found 1/29$475
This Mytrip deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/178:00 am
SEA
-
PRG
2 stops24h 05m
Multiple Airlines
Tue 3/247:25 am
PRG
-
SEA
1 stop13h 45m
Multiple Airlines
Deal found 1/28$479
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:00 am
SEA
-
PRG
2 stops23h 05m
Multiple Airlines
Tue 5/126:10 am
PRG
-
SEA
1 stop15h 10m
Multiple Airlines
Deal found 1/27$480
This Mytrip deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:00 am
SEA
-
PRG
2 stops27h 25m
Multiple Airlines
Wed 5/1311:30 am
PRG
-
SEA
2 stops31h 50m
Multiple Airlines
Deal found 1/28$481
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/12:35 pm
SEA
-
PRG
1 stop12h 20m
Icelandair
Sat 3/1412:50 pm
PRG
-
SEA
1 stop13h 35m
Icelandair
Deal found 1/27$482
This Mytrip deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:00 am
SEA
-
PRG
2 stops21h 40m
Multiple Airlines
Thu 3/57:35 am
PRG
-
SEA
1 stop13h 35m
Multiple Airlines
Deal found 1/28$486
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:00 am
SEA
-
PRG
2 stops24h 05m
Lufthansa
Sun 3/156:15 am
PRG
-
SEA
1 stop16h 05m
Lufthansa
Deal found 1/28$492
This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
SEA
-
PRG
2 stops25h 05m
Lufthansa
Thu 3/197:35 am
PRG
-
SEA
1 stop13h 35m
Lufthansa
Deal found 1/28$493
This Delta deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:40 pm
SEA
-
PRG
1 stop18h 05m
Delta
Tue 4/216:00 am
PRG
-
SEA
1 stop14h 45m
Delta
Deal found 1/29$494
This oojo deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:05 pm
PDX
-
PRG
2 stops22h 35m
British Airways
Tue 3/172:50 pm
PRG
-
PDX
1 stop34h 05m
British Airways
Deal found 1/28$494

Find flight deals from Washington to Prague

Keep the following information in mind while searching for Washington to Prague flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$456
(Kiwi.com)

One-way from

$217
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$669
Provider with most accurate pricing for Seattle/Tacoma Intl-Václav Havel Prague flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Václav Havel Prague flights.
Search Deals
From Washington to Václav Havel Prague
Search Deals
One-way flight from Washington to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Prague 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Washington to Prague that are best for you.

Fly from

Washington

Fly to

Prague

Route

Depart

Return

Price

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Tue 3/31

6:40 pm-7:35 pm

1 stop15h 55m

Václav Havel Prague

Wed 4/22

2:30 pm-4:30 pm

1 stop35h 00m

$494

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Mon 3/9

3:10 pm-5:05 pm

1 stop17h 55m

Václav Havel Prague

Thu 3/19

6:00 am-12:35 pm

1 stop14h 35m

$494

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Mon 3/2

2:10 pm-5:05 pm

1 stop17h 55m

Václav Havel Prague

Wed 3/11

6:00 am-12:35 pm

1 stop14h 35m

$494

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Wed 4/8

6:50 pm-9:20 pm

1 stop17h 30m

Václav Havel Prague

Tue 4/21

6:10 am-12:20 pm

1 stop15h 10m

$496

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Mon 4/6

6:40 pm-10:55 am

1 stop31h 15m

Václav Havel Prague

Mon 4/20

2:30 pm-11:45 am

1 stop30h 15m

$496

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Sun 3/1

2:10 pm-5:05 pm

1 stop17h 55m

Václav Havel Prague

Sun 3/15

11:35 am-12:35 pm

1 stop33h 00m

$498

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Sun 4/5

5:30 pm-8:20 am

1 stop29h 50m

Václav Havel Prague

Mon 4/20

8:20 pm-11:45 am

1 stop24h 25m

$499

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Tue 3/31

1:30 pm-9:45 pm

2 stops23h 15m

Václav Havel Prague

Tue 4/21

6:00 am-11:45 am

1 stop14h 45m

$499

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Tue 4/7

5:30 pm-8:20 am

1 stop29h 50m

Václav Havel Prague

Tue 4/21

6:00 am-11:45 am

1 stop14h 45m

$499

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Sun 4/5

5:30 pm-8:20 am

1 stop29h 50m

Václav Havel Prague

Wed 4/22

8:50 am-11:45 am

1 stop35h 55m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 50 results
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Best time to book a flight from Washington to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague from Washington with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Prague

What is the cheapest month to book a flight from State of Washington to Prague?

Currently, May is the cheapest month in which you can book a flight from State of Washington to Prague (average of $251). Flying from State of Washington to Prague in July is currently the most expensive (average of $581). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from State of Washington to Prague?

Related info for your journey

Find useful and relevant information for your journey from Washington to Prague. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Prague from Washington?

    Located just 6.9 mi from the city center, Václav Havel Prague (PRG) is the airport most travelers will use when flying to Prague from Washington.

  • How long is the flight from State of Washington to Prague?

    A quick flight from State of Washington to Prague can take about 17h 30m. British Airways provides one of the quickest options available for as low as $496. The distance from State of Washington to Prague is about 5214 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from State of Washington to Prague one-way?

    One-way options have recently been found by users for as low as $198 on British Airways. Other airlines that offer cheap prices include KLM from $221 and Icelandair from $225 one-way.

  • What are the most popular routes from State of Washington to Prague?

    Most travelers choose Seattle/Tacoma Intl - Václav Havel Prague, Portland - Václav Havel Prague or Spokane - Václav Havel Prague when deciding on the best route from State of Washington to Prague.

  • Can I find deals for flights from Washington to Prague that include hotel bookings?

    Yes. In addition to deals on Washington to Prague flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Prague?

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

  • Can I find deals for business class flights from Washington to Prague?

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

  • What is the cheapest month to book a flight from State of Washington to Prague?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Prague (average of $251). Flying from State of Washington to Prague in July is currently the most expensive (average of $581). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Prague

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Prague

Discover the top 10 airlines that operate flights from Washington to Prague. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$251Average$639FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$299Average$578FlexibilityNo cancel feeOn-time77%
CondorCheapest$300Average$679FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$366Average$503FlexibilityNo cancel feeOn-time76%
SWISSCheapest$467Average$688FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$492Average$742FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$494Average$803FlexibilityNo cancel feeOn-time76%
KLMCheapest$499Average$845FlexibilityNo cancel feeOn-time75%
DeltaCheapest$504Average$760FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$594Average$787FlexibilityNo cancel feeOn-time77%

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