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Cheap flights from Seattle to Prague from C$ 594

SEA — PRG
21 Oct — 28 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Prague

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Prague

Sun 11/103:40 p.m. -
1 stop12h 25m
Fri 13/1112:50 p.m. -
1 stop13h 10m
Deal found 20/9C$ 687
Wed 21/107:00 p.m. -
1 stop33h 05m
Fri 13/1112:50 p.m. -
1 stop13h 10m
Deal found 20/9C$ 689
Sun 8/116:45 p.m. -
1 stop16h 55m
Mon 23/117:00 p.m. -
1 stop25h 25m
Deal found 18/9C$ 852
Sun 18/108:20 p.m. -
1 stop14h 50m
Wed 11/119:30 p.m. -
1 stop22h 55m
Deal found 20/9C$ 854
Sun 8/111:35 p.m. -
2 stops20h 15m
Mon 23/117:35 p.m. -
2 stops47h 02m
Deal found 18/9C$ 866
Mon 12/107:15 a.m. -
1 stop16h 45m
Tue 10/118:55 a.m. -
1 stop35h 52m
Deal found 20/9C$ 878
Wed 21/107:30 a.m. -
2 stops26h 15m
Wed 11/117:35 p.m. -
2 stops37h 07m
Deal found 20/9C$ 882
Sun 18/1011:10 p.m. -
2 stops24h 50m
Tue 10/116:30 a.m. -
1 stop16h 20m
Deal found 20/9C$ 885
Tue 13/107:15 a.m. -
1 stop16h 45m
Wed 11/116:00 a.m. -
2 stops17h 55m
Deal found 20/9C$ 892

Find flight deals from Seattle to Prague

Round-trip from

C$ 687

One-way from

C$ 594

Popular in

December

Cheapest in

March

Average price

C$ 1,070
Icelandair
  • Icelandair
  • 11/10-13/11
  • 2 total stops
  • 25h 35m total
  • Seattle to Prague
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United Airlines
  • United Airlines
  • 13/1-31/12
  • 3 total stops
  • 61h 04m total
  • Seattle to Prague
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 130 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Seattle to Prague that are best for you.

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Depart

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Price

Cheapest round-trip

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Wed 13/1

3:51 p.m.-1:55 p.m.

3 stops61h 04m

Václav Havel Prague

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 594

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Wed 4/11

6:45 p.m.-8:35 p.m.

1 stop16h 50m

Václav Havel Prague

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 604

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Tue 10/11

1:30 p.m.-5:35 p.m.

1 stop19h 05m

Václav Havel Prague

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 604
Quickest round-trip

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Tue 3/11

4:05 p.m.-5:05 p.m.

1 stop16h 00m

Václav Havel Prague

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 612

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Fri 6/11

3:25 p.m.-11:10 a.m.

1 stop34h 45m

Václav Havel Prague

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 685

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Sun 18/10

7:55 a.m.-10:50 a.m.

1 stop17h 55m

Václav Havel Prague

Wed 28/10

1:45 p.m.-9:47 a.m.

2 stops28h 02m

C$ 913

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Sun 20/12

9:20 p.m.-8:25 a.m.

2 stops26h 05m

Václav Havel Prague

Wed 31/12

12:00 a.m.-3:00 p.m.

Nonstop0h 00m

C$ 944

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Mon 5/10

12:35 p.m.-7:35 p.m.

2 stops22h 00m

Václav Havel Prague

Fri 23/10

6:00 a.m.-11:52 a.m.

1 stop14h 52m

C$ 952

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Thu 29/10

10:26 a.m.-6:50 p.m.

2 stops24h 24m

Václav Havel Prague

Mon 2/11

7:35 p.m.-10:11 p.m.

2 stops35h 36m

C$ 962

SeattlePrague

SEA Seattle/Tacoma Intl - PRG Václav Havel Prague

SEAPRG

Seattle/Tacoma Intl

Sun 11/10

8:20 p.m.-6:40 p.m.

1 stop13h 20m

Václav Havel Prague

Tue 10/11

10:55 a.m.-4:50 p.m.

1 stop14h 55m

C$ 966

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/9

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

How far ahead should I book a flight from Seattle to Prague?

The price you pay for your flight from Seattle to Prague may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Prague?

Currently, March is the cheapest month in which you can book a flight from Seattle to Prague (average of C$ 645). Flying from Seattle to Prague in December is currently the most expensive (average of C$ 1,602). 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 Seattle to Prague?

Airfare is below average for this route at the moment.

Seattle to Prague flights typically cost between C$ 871 and C$ 1,210 in October.
The cheapest round-trip price found within the last 5 days was C$ 687 on Icelandair (11 Oct-13 Nov).

Related info for your journey

  • How long is the flight from Seattle to Prague?

    Departing from Seattle to Prague will take you 16h 45m. The distance between Seattle and Prague is about 8391 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Prague?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Prague (average of C$ 645). Flying from Seattle to Prague in December is currently the most expensive (average of C$ 1,602). 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

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