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$325+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PRG
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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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 82 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 julio 29, 2025.

Round-trip from

$580
(Air France)

One-way from

$325
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$820
From Seattle/Tacoma Intl to Václav Havel Prague
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One-way flight from Seattle/Tacoma Intl to Václav Havel Prague
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Highest demand for flights based on searches. 4% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 29, 2025.

This Delta deal was found by Cheapflights users on 7/27. 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.
mar. 7/296:30 pmSEA - PRG
1 stop16h 05mDelta
dom. 8/316:00 amPRG - SEA
2 stops19h 51mDelta
Deal found 7/27$580
This Ovago deal was found by Cheapflights users on 7/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/31:02 pmSEA - PRG
2 stops22h 03mBritish Airways
mié. 10/1512:55 pmPRG - SEA
1 stop14h 25mBritish Airways
Deal found 7/27$581
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/55:30 amSEA - PRG
2 stops23h 30mAir Canada
dom. 10/126:00 amPRG - SEA
2 stops25h 16mAir Canada
Deal found 7/27$582
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/311:00 pmSEA - PRG
2 stops19h 50mUnited Airlines
sáb. 8/2310:25 amPRG - SEA
2 stops21h 34mUnited Airlines
Deal found 7/27$583
This Lufthansa deal was found by Cheapflights users on 7/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/36:50 pmSEA - PRG
1 stop12h 10mLufthansa
lun. 9/110:25 amPRG - SEA
2 stops19h 17mLufthansa
Deal found 7/28$589
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/45:40 pmSEA - PRG
1 stop18h 30mCondor
jue. 12/258:10 amPRG - SEA
1 stop16h 30mCondor
Deal found 7/28$596
This FlightHub deal was found by Cheapflights users on 7/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/277:10 pmSEA - PRG
1 stop34h 20mTurkish Airlines
mié. 9/107:20 pmPRG - SEA
1 stop24h 15mTurkish Airlines
Deal found 7/27$599
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
lun. 8/44:25 pmSEA - PRG
1 stop12h 40mSWISS
sáb. 8/239:50 amPRG - SEA
1 stop14h 00mSWISS
Deal found 7/29$606
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
lun. 8/44:25 pmSEA - PRG
1 stop12h 40mMultiple Airlines
sáb. 8/236:00 amPRG - SEA
1 stop14h 55mMultiple Airlines
Deal found 7/27$612

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 julio 29, 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

vie. 8/8

1:30 pm-11:45 am

1 stop13h 15m

Václav Havel Prague

lun. 8/25

6:00 am-3:55 pm

1 stop18h 55m

$580

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

vie. 10/3

1:02 pm-8:05 pm

2 stops22h 03m

Václav Havel Prague

mié. 10/15

12:55 pm-6:20 pm

1 stop14h 25m

$581

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

dom. 10/5

5:30 am-2:00 pm

2 stops23h 30m

Václav Havel Prague

dom. 10/12

6:00 am-10:16 pm

2 stops25h 16m

$582

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

mar. 9/9

5:40 pm-5:40 pm

1 stop15h 00m

Václav Havel Prague

lun. 9/22

6:00 am-11:45 am

1 stop14h 45m

$583

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

sáb. 8/9

2:20 pm-1:40 pm

1 stop14h 20m

Václav Havel Prague

mié. 8/27

10:25 am-10:59 pm

2 stops21h 34m

$584

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

vie. 11/28

3:10 pm-6:15 pm

2 stops18h 05m

Václav Havel Prague

vie. 12/12

7:40 am-12:10 pm

1 stop13h 30m

$585

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

vie. 10/3

4:20 pm-9:45 am

1 stop32h 25m

Václav Havel Prague

lun. 10/13

8:45 pm-8:50 pm

2 stops33h 05m

$586

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

vie. 10/3

7:48 am-6:45 pm

2 stops25h 57m

Václav Havel Prague

mié. 10/15

8:10 am-7:27 pm

2 stops20h 17m

$588

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

jue. 8/14

1:30 pm-11:45 am

1 stop13h 15m

Václav Havel Prague

lun. 8/25

6:00 am-4:51 pm

2 stops19h 51m

$590

SeattlePrague

SEA - PRG

SEAPRG

Seattle/Tacoma Intl

jue. 12/4

5:40 pm-9:10 pm

1 stop18h 30m

Václav Havel Prague

jue. 12/25

8:10 am-3:40 pm

1 stop16h 30m

$596

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 28 results
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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
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 July 25, 2025.

Booking 82 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, November is the cheapest month in which you can book a flight from Seattle to Prague (average of $651). Flying from Seattle to Prague in June is currently the most expensive (average of $1,118). 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 julio 29, 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 26% 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 julio 29, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Austrian Airlines 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
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
821 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,316 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Flying on British Airways is currently your cheapest option to Prague, with prices starting at $581. Additional round-trip tickets that might be worth considering are offered by Air Canada and KLM, with the lowest prices starting at $582 and $583, respectively. You may be able to fly from Seattle to Prague for 28% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to Prague one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $358. Lufthansa flights start at $366 while deals on United Airlines start at $381 one-way.

  • 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, November is the cheapest month in which you can book a flight from Seattle to Prague (average of $651). Flying from Seattle to Prague in June is currently the most expensive (average of $1,118). 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$299Average$615FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$434Average$656FlexibilityNo cancel feeOn-time76%
CondorCheapest$460Average$742FlexibilityNo cancel feeOn-time76%
KLMCheapest$535Average$894FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$538Average$783FlexibilityNo cancel feeOn-time70%
DeltaCheapest$557Average$884FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$559Average$711FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$563Average$863FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$586Average$806FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$594Average$856FlexibilityNo cancel feeOn-time77%

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