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$316+ Cheap flights from Seattle (SEA) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PRG
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find cheap flights from Seattle to Prague with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Václav Havel Prague are usually found in October or May, booked 50 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Seattle to Prague

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Prague (PRG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$402
(Booking.com)

One-way from

$316
(Ovago)

Popular in

December

Cheapest in

October

Average price

$619
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.
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From Seattle/Tacoma Intl to Václav Havel Prague
Search Deals
One-way flight from Seattle/Tacoma Intl to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Seattle to Prague

Cheapest flights from Seattle to Prague
Explore the most affordable flight options available from Seattle to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:35 pmSEA - PRG
1 stop12h 20mIcelandair
Mon 11/2412:50 pmPRG - SEA
1 stop13h 10mIcelandair
Deal found 10/28$402
This Icelandair deal was found by Cheapflights users on 10/26. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:35 pmSEA - PRG
1 stop12h 20mIcelandair
Fri 11/1412:50 pmPRG - SEA
1 stop13h 10mIcelandair
Deal found 10/26$428
This Booking.com deal was found by Cheapflights users on 10/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:40 pmSEA - PRG
1 stop12h 35mCondor
Thu 11/138:10 amPRG - SEA
1 stop16h 30mCondor
Deal found 10/27$508
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 11/283:10 pmSEA - PRG
2 stops18h 05mLufthansa
Thu 12/47:35 amPRG - SEA
1 stop13h 35mLufthansa
Deal found 10/27$515
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:53 amSEA - PRG
2 stops36h 52mSWISS
Sat 12/69:40 amPRG - SEA
2 stops22h 35mSWISS
Deal found 10/27$521
This Gotogate deal was found by Cheapflights users on 10/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:10 amSEA - PRG
2 stops20h 45mMultiple Airlines
Fri 12/126:15 amPRG - SEA
2 stops22h 01mMultiple Airlines
Deal found 10/27$525
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:10 pmSEA - PRG
1 stop15h 55mLufthansa
Wed 12/176:15 amPRG - SEA
1 stop16h 05mLufthansa
Deal found 10/26$537
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/282:05 pmSEA - PRG
1 stop18h 00mDelta
Wed 12/311:35 amPRG - SEA
1 stop33h 15mDelta
Deal found 10/27$541
This CrystalTravel deal was found by Cheapflights users on 10/28. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:00 pmSEA - PRG
1 stop19h 15mMultiple Airlines
Sat 12/136:45 amPRG - SEA
2 stops25h 30mMultiple Airlines
Deal found 10/28$542

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 October 28, 2025.
Use the filters below to find and compare flights from Seattle to Prague that are best for you.

Fly from

Seattle

Fly to

Prague

Route

Depart

Return

Price

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Fri 11/28

3:10 pm-10:25 pm

1 stop22h 15m

Václav Havel Prague

Fri 12/5

7:35 am-12:10 pm

1 stop13h 35m

$540

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Fri 11/28

2:05 pm-5:05 pm

1 stop18h 00m

Václav Havel Prague

Wed 12/3

11:35 am-11:50 am

1 stop33h 15m

$541

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Thu 11/27

10:53 am-10:25 pm

2 stops26h 32m

Václav Havel Prague

Thu 12/4

7:35 am-12:10 pm

1 stop13h 35m

$544

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Thu 11/27

10:53 am-10:25 pm

2 stops26h 32m

Václav Havel Prague

Wed 12/3

6:15 am-1:20 pm

1 stop16h 05m

$546

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Sat 1/24

9:25 am-1:05 pm

2 stops18h 40m

Václav Havel Prague

Sat 2/7

7:35 am-12:10 pm

1 stop13h 35m

$546

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Wed 12/3

7:00 am-4:05 pm

2 stops24h 05m

Václav Havel Prague

Wed 12/17

6:15 am-1:20 pm

1 stop16h 05m

$546

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Thu 11/27

3:00 pm-10:50 am

1 stop34h 50m

Václav Havel Prague

Wed 12/3

2:30 pm-11:50 am

1 stop30h 20m

$547

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Fri 11/28

3:10 pm-10:25 pm

1 stop22h 15m

Václav Havel Prague

Fri 12/5

6:15 am-10:16 pm

2 stops25h 01m

$548

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Sat 1/24

2:00 pm-2:05 pm

1 stop15h 05m

Václav Havel Prague

Sat 2/7

7:35 am-12:10 pm

1 stop13h 35m

$549

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

Mon 1/26

2:00 pm-2:15 pm

1 stop15h 15m

Václav Havel Prague

Mon 2/9

7:35 am-12:10 pm

1 stop13h 35m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 23 results
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Compare providers for flights from Seattle to Prague

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Prague in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Prague flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Prague flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Prague flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Prague flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Prague flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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
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 Seattle to Prague

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Prague. Price data was last updated on October 24, 2025.

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Prague. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Seattle to Prague (average of $382). Flying from Seattle to Prague in January is currently the most expensive (average of $603). 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.

What is the cheapest time of day to fly from SEA to PRG?

Find hourly flight availability from Seattle to Prague. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Prague in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Seattle to Prague?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Prague. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Prague flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Prague

Get insights into the airlines that provide service to Prague. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Prague. Reviews last updated October 28, 2025.
Peruse reviews from past customers who have flown with Delta, Icelandair, and Lufthansa from Seattle to Prague to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Icelandair
7.1
Good
562 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,535 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,483 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Condor
6.4
Okay
383 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • How long is the flight from Seattle to Prague?

    A quick flight from Seattle to Prague can take about 18h. Lufthansa provides one of the quickest options available for as low as $541. The distance from Seattle to Prague is about 5214 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Seattle to Prague round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Prague, with prices starting at $299. Additional round-trip tickets that might be worth considering are offered by Icelandair and Condor, with the lowest prices starting at $393 and $460, respectively. You may be able to fly from Seattle to Prague for 61% less than the average price by searching for these airlines.

  • 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, October is the cheapest month in which you can book a flight from Seattle to Prague (average of $382). Flying from Seattle to Prague in January is currently the most expensive (average of $603). 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 Seattle to Prague

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Prague flights
Spokane to Prague flights

Top 10 airlines flying from Seattle to Prague

Discover the top 10 airlines that operate flights from Seattle 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$299Average$599FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$393Average$609FlexibilityNo cancel feeOn-time76%
CondorCheapest$460Average$717FlexibilityNo cancel feeOn-time76%
SWISSCheapest$467Average$709FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$500Average$784FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$542Average$863FlexibilityNo cancel feeOn-time69%
DeltaCheapest$549Average$866FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$594Average$821FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$603Average$696FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$641Average$820FlexibilityNo cancel feeOn-time76%

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