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£228 Cheap Flights from Seattle (SEA) to Prague (PRG)

View £228 flight on Sun, 25 Oct 2026Opens in a new window

Flight 1

Popular airlines from Seattle-Tacoma International Airport (SEA) to Vaclav Havel Airport (PRG)

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Cheap Flights from Seattle (SEA) to Prague (PRG)

Prices were available within the past 7 days and start at £228 for one-way flights and £461 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Condor
Tue, 20 Oct - Tue, 3 Nov
SEA
Seattle
PRG
Prague
£461 Return, found 1 day ago
£461
Return
found 1 day ago
Select Condor flight, departing Tue, 20 Oct from Seattle to Prague, returning Tue, 3 Nov, priced at £461 found 1 day ago
Condor
Tue, 20 Oct - Tue, 3 Nov
SEA
Seattle
PRG
Prague
£478 Return, found 1 day ago
£478
Return
found 1 day ago
Select Condor flight, departing Tue, 20 Oct from Seattle to Prague, returning Tue, 3 Nov, priced at £478 found 1 day ago
Condor
Tue, 29 Sept - Thu, 15 Oct
SEA
Seattle
PRG
Prague
£488 Return, found 2 days ago
£488
Return
found 2 days ago
Select Condor flight, departing Tue, 29 Sept from Seattle to Prague, returning Thu, 15 Oct, priced at £488 found 2 days ago
Condor
Tue, 29 Sept - Thu, 15 Oct
SEA
Seattle
PRG
Prague
£505 Return, found 2 days ago
£505
Return
found 2 days ago
Select Condor flight, departing Tue, 29 Sept from Seattle to Prague, returning Thu, 15 Oct, priced at £505 found 2 days ago
Delta
Tue, 5 Jan - Fri, 8 Jan
SEA
Seattle
PRG
Prague
£572 Return, found 4 days ago
£572
Return
found 4 days ago
Select Delta flight, departing Tue, 5 Jan from Seattle to Prague, returning Fri, 8 Jan, priced at £572 found 4 days ago
Alaska Airlines
Tue, 20 Oct - Tue, 3 Nov
SEA
Seattle
PRG
Prague
£583 Return, found 1 day ago
£583
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 20 Oct from Seattle to Prague, returning Tue, 3 Nov, priced at £583 found 1 day ago
United
Sun, 3 Jan - Tue, 5 Jan
SEA
Seattle
PRG
Prague
£586 Return, found 4 days ago
£586
Return
found 4 days ago
Select United flight, departing Sun, 3 Jan from Seattle to Prague, returning Tue, 5 Jan, priced at £586 found 4 days ago
KLM
Tue, 20 Oct - Tue, 3 Nov
SEA
Seattle
PRG
Prague
£599 Return, found 1 day ago
£599
Return
found 1 day ago
Select KLM flight, departing Tue, 20 Oct from Seattle to Prague, returning Tue, 3 Nov, priced at £599 found 1 day ago
Turkish Airlines
Tue, 20 Oct - Tue, 3 Nov
SEA
Seattle
PRG
Prague
£604 Return, found 1 day ago
£604
Return
found 1 day ago
Select Turkish Airlines flight, departing Tue, 20 Oct from Seattle to Prague, returning Tue, 3 Nov, priced at £604 found 1 day ago
Air France
Tue, 20 Oct - Tue, 3 Nov
SEA
Seattle
PRG
Prague
£605 Return, found 1 day ago
£605
Return
found 1 day ago
Select Air France flight, departing Tue, 20 Oct from Seattle to Prague, returning Tue, 3 Nov, priced at £605 found 1 day ago

Find the cheapest month to fly from Seattle (SEA) to Prague (PRG)

November is typically the cheapest month to fly

From £361 - £641 per traveller.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Prague (PRG-Vaclav Havel) cost?
You can find one-way and return flights from SEA to PRG with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to PRG ticket fares go up or down.
What is the cheapest month to fly from Seattle, WA (SEA) to Prague (PRG)?
The cheapest months to fly from Seattle, WA (SEA) to Prague (PRG) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seattle, WA (SEA) to Prague (PRG)?
Enter SEA to PRG and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Seattle, WA (SEA) to Prague (PRG)?
To find a cheap flight from Seattle, WA (SEA) to Prague (PRG), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Prague (PRG-Vaclav Havel)?
When looking for the best time to fly from Seattle-Tacoma International Airport (SEA) to Prague (PRG), it's helpful to balance both price and flight availability. You'll find the cheapest flights in January and November, with average return prices around £527. However, the most popular months for travel, offering plenty of flight options, are March and August. Since there isn't a single month that is both the cheapest and most popular, you can choose based on your priority: if saving money is key, aim for January or November; if having the most flight choices and potentially better weather is more important, consider March or August.
What is the earliest flight from Seattle, WA (SEA) to Prague (PRG)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Seattle, WA (SEA) to Prague (PRG). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Prague (PRG-Vaclav Havel)?
Flying from SEA to PRG with a connection usually takes about 15 hours, traveling roughly 8,398 kilometers. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA) to Prague (PRG)?
Select the "Business class" and "First class" filters when looking for Seattle, WA (SEA) to Prague (PRG) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Seattle, WA (SEA) to Prague (PRG) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA) to Prague (PRG) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA) to Prague (PRG) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA) to Prague (PRG) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA) to Prague (PRG) flight and hotel package?
Securing a Seattle, WA (SEA) to Prague (PRG) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA) to Prague (PRG)?
If you booked your Seattle, WA (SEA) to Prague (PRG) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Vaclav Havel
Airlines serving
Air Canada, Air France, Austrian Airlines, British Airways, Brussels Airlines, Condor, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines
Roundtrip price
£460
Distance
8347 km

Book with confidence

Compare flights from Seattle to Prague easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Prague. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Vaclav Havel in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Vaclav Havel.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Vaclav Havel (PRG)

The easiest way to view the best deals on flights from Seattle to Prague today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Vaclav Havel start at just £461 and range up to £605.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Prague
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Prague flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Vaclav Havel for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Seattle to Prague easily and book with confidence

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*Available to Expedia members.