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Cheap flights from Prague to Seattle from €508

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Prague to Seattle departing on 21/8. 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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0 bags
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Find the cheapest flights from Prague to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
SWISS Logo
14:55 - 14:35
PRG
-
SEA
32h 40m
1 stop
SWISS Logo
16:30 - 13:55
SEA
-
PRG
12h 25m
1 stop
€508SWISS
Fri, 21 Aug - Sat, 5 Sep
Lufthansa Logo
09:35 - 16:59
PRG
-
SEA
16h 24m
1 stop
Lufthansa Logo
14:10 - 17:55
SEA
-
PRG
18h 45m
1 stop
€524Lufthansa
Fri, 21 Aug - Sun, 6 Sep
United Airlines Logo
06:00 - 12:20
PRG
-
SEA
15h 20m
1 stop
United Airlines Logo
18:50 - 21:20
SEA
-
PRG
17h 30m
1 stop
€538United Airlines
Fri, 1 May - Sun, 10 May
United Airlines Logo
06:10 - 18:32
PRG
-
SEA
21h 22m
2 stops
United Airlines Logo
14:10 - 17:55
SEA
-
PRG
18h 45m
1 stop
€539United Airlines
Wed, 9 Sep - Sun, 13 Sep
United Airlines Logo
06:00 - 12:20
PRG
-
SEA
15h 20m
1 stop
United Airlines Logo
05:40 - 17:50
SEA
-
PRG
27h 10m
2 stops
€540United Airlines
Thu, 14 May - Fri, 29 May
United Airlines Logo
06:00 - 18:30
PRG
-
SEA
21h 30m
2 stops
United Airlines Logo
18:50 - 21:20
SEA
-
PRG
17h 30m
1 stop
€541United Airlines
Mon, 11 May - Tue, 26 May
United Airlines Logo
06:00 - 00:14
PRG
-
SEA
27h 14m
2 stops
United Airlines Logo
10:52 - 13:55
SEA
-
PRG
18h 03m
2 stops
€542United Airlines
Mon, 13 Jul - Sun, 9 Aug
United Airlines Logo
06:10 - 12:20
PRG
-
SEA
15h 10m
1 stop
United Airlines Logo
14:39 - 17:50
SEA
-
PRG
18h 11m
2 stops
€543United Airlines
Tue, 7 Apr - Tue, 14 Apr
United Airlines Logo
06:00 - 12:20
PRG
-
SEA
15h 20m
1 stop
United Airlines Logo
10:52 - 17:55
SEA
-
PRG
22h 03m
2 stops
€544United Airlines
Sat, 2 May - Sun, 10 May
United Airlines Logo
06:00 - 00:14
PRG
-
SEA
27h 14m
2 stops
United Airlines Logo
14:33 - 21:20
SEA
-
PRG
21h 47m
2 stops
€544United Airlines
Mon, 13 Jul - Mon, 10 Aug

SWISS flights from Prague to Seattle

Our best SWISS deals on Prague to Seattle flight tickets
SWISS
21 Aug
PRG14:55Václav Havel Prague
32h 40m
1 stop
SEA14:35Seattle/Tacoma Intl
5 Sept
SEA16:30Seattle/Tacoma Intl
12h 25m
1 stop
PRG13:55Václav Havel Prague
€508
SWISS
17 Aug
PRG09:45Václav Havel Prague
13h 55m
1 stop
SEA14:40Seattle/Tacoma Intl
29 Aug
SEA16:30Seattle/Tacoma Intl
12h 25m
1 stop
PRG13:55Václav Havel Prague
€562
SWISS
27 Mar
PRG06:45Václav Havel Prague
24h 43m
2 stops
SEA23:28Seattle/Tacoma Intl
3 Apr
SEA10:48Seattle/Tacoma Intl
47h 02m
2 stops
PRG18:50Václav Havel Prague
€1,233

Lufthansa flights from Prague to Seattle

Our best Lufthansa deals on Prague to Seattle flight tickets
Lufthansa
21 Aug
PRG09:35Václav Havel Prague
16h 24m
1 stop
SEA16:59Seattle/Tacoma Intl
6 Sept
SEA14:10Seattle/Tacoma Intl
18h 45m
1 stop
PRG17:55Václav Havel Prague
€524
Lufthansa
20 Mar
PRG07:35Václav Havel Prague
13h 35m
1 stop
SEA13:10Seattle/Tacoma Intl
5 Apr
SEA18:50Seattle/Tacoma Intl
12h 15m
1 stop
PRG16:05Václav Havel Prague
€538
Lufthansa
20 Mar
PRG07:35Václav Havel Prague
13h 35m
1 stop
SEA13:10Seattle/Tacoma Intl
5 Apr
SEA14:39Seattle/Tacoma Intl
18h 16m
2 stops
PRG17:55Václav Havel Prague
€542

momondo Fare Finder

 
Customise your flight search to find flights from Prague to Seattle 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 13,528 searches. Data last updated 19 March 2026.
Use the filters below to find and compare flights from Prague to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Fri 21/8

14:55-14:35

1 stop32h 40m

Seattle/Tacoma Intl

Sat 5/9

16:30-13:55

1 stop12h 25m

€508

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Fri 21/8

09:35-16:59

1 stop16h 24m

Seattle/Tacoma Intl

Sun 6/9

14:10-17:55

1 stop18h 45m

€524
Fastest return journey

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Fri 1/5

06:00-12:20

1 stop15h 20m

Seattle/Tacoma Intl

Sun 10/5

18:50-21:20

1 stop17h 30m

€538

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Wed 9/9

06:10-18:32

2 stops21h 22m

Seattle/Tacoma Intl

Sun 13/9

14:10-17:55

1 stop18h 45m

€539

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Thu 14/5

06:00-12:20

1 stop15h 20m

Seattle/Tacoma Intl

Fri 29/5

05:40-17:50

2 stops27h 10m

€540

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Mon 11/5

06:00-18:30

2 stops21h 30m

Seattle/Tacoma Intl

Tue 26/5

18:50-21:20

1 stop17h 30m

€541

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Mon 13/7

06:00-00:14

2 stops27h 14m

Seattle/Tacoma Intl

Sun 9/8

10:52-13:55

2 stops18h 03m

€542

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Tue 7/4

06:10-12:20

1 stop15h 10m

Seattle/Tacoma Intl

Tue 14/4

14:39-17:50

2 stops18h 11m

€543

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Sat 2/5

06:00-12:20

1 stop15h 20m

Seattle/Tacoma Intl

Sun 10/5

10:52-17:55

2 stops22h 03m

€544

PragueSeattle

PRG - SEA

PRGSEA

Václav Havel Prague

Mon 13/7

06:00-00:14

2 stops27h 14m

Seattle/Tacoma Intl

Mon 10/8

14:33-21:20

2 stops21h 47m

€544

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from Prague to Seattle

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 Seattle?

If you’re not able to fly to Seattle in January, then October is your next best option. Flight prices from Prague to Seattle during October average around €443.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Prague when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around €604 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Prague for as low as €481 on momondo.

How have Prague to Seattle flight prices changed over time?

When to book flights from Prague to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Prague to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Prague to Seattle (PRG to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Prague to Seattle

Fastest flight time

15h 20m

Direct flights

None
The fastest flight from Prague to Seattle takes 15h 20m
There are no direct flights from Prague to Seattle. There are no popular flight routes from Prague to Seattle.
Search flight deals

  • How far is Václav Havel Prague to Seattle/Tacoma Intl by plane?

    There are 8382.2 km between Václav Havel Prague and Seattle/Tacoma Intl. A reasonable flight in good conditions will take 15h 20m.

  • When did momondo last update prices for flights from Václav Havel Prague Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Václav Havel Prague Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Václav Havel Prague Airport to Seattle/Tacoma Intl Airport?

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Václav Havel Prague Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport 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 licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Aberdeen
Lynnwood

Why use momondo?

Why should I use momondo to find a flight deal from Prague to Seattle?

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

Can I find flights from Prague to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Prague which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Prague to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Prague to Seattle.

I’m not ready to book a flight from Prague to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Prague to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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