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$275+ Cheap flights from Boston (BOS) 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PRG
May 27 — Jun 31
Wed 5/27
Wed 6/3
1 adult, Economy
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Cheap flight deals from Boston to Prague

Cheapest flights from Boston to Prague
Explore the most affordable flight options available from Boston to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.

This oojo deal was found by Cheapflights users on 4/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/144:45 pm
BOS
-
PRG
1 stop17h 15m
Condor
Thu 5/288:50 am
PRG
-
BOS
1 stop11h 55m
Condor
Deal found 4/22$538
This FlightHub deal was found by Cheapflights users on 4/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:45 pm
BOS
-
PRG
1 stop12h 15m
Condor
Thu 6/48:50 am
PRG
-
BOS
1 stop11h 55m
Condor
Deal found 4/26$541
This LEVEL deal was found by Cheapflights users on 4/25. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:40 pm
BOS
-
PRG
1 stop29h 30m
LEVEL
Tue 11/1710:55 am
PRG
-
BOS
1 stop16h 00m
LEVEL
Deal found 4/25$542
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Wed 9/2311:00 pm
BOS
-
PRG
1 stop16h 05m
Multiple Airlines
Wed 10/77:50 am
PRG
-
BOS
2 stops19h 25m
Multiple Airlines
Deal found 4/25$557
This Flybillet deal was found by Cheapflights users on 4/22. 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 Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:45 pm
BOS
-
PRG
1 stop17h 15m
Condor
Sun 5/245:00 pm
PRG
-
BOS
1 stop27h 45m
Condor
Deal found 4/22$558
This oojo deal was found by Cheapflights users on 4/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:45 pm
BOS
-
PRG
1 stop17h 15m
Condor
Wed 5/2011:40 am
PRG
-
BOS
1 stop33h 05m
Condor
Deal found 4/22$559
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Sun 5/244:45 pm
BOS
-
PRG
1 stop12h 15m
Condor
Mon 6/88:50 am
PRG
-
BOS
1 stop11h 55m
Condor
Deal found 4/23$562
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Sun 9/2011:50 pm
BOS
-
PRG
1 stop33h 55m
Multiple Airlines
Sun 10/41:35 pm
PRG
-
BOS
1 stop14h 30m
Multiple Airlines
Deal found 4/22$574
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/84:45 pm
BOS
-
PRG
1 stop12h 15m
Condor
Thu 6/188:50 am
PRG
-
BOS
1 stop11h 55m
Condor
Deal found 4/26$576
This oojo deal was found by Cheapflights users on 4/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:45 pm
BOS
-
PRG
1 stop17h 15m
Condor
Tue 6/168:50 am
PRG
-
BOS
1 stop11h 55m
Condor
Deal found 4/22$580
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Mon 5/254:45 pm
BOS
-
PRG
1 stop12h 15m
Condor
Mon 6/15:00 pm
PRG
-
BOS
1 stop27h 45m
Condor
Deal found 4/25$581

Find flight deals from Boston to Prague

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 April 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$538
(oojo)

One-way from

$275
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$593
Provider with most accurate pricing for Boston Logan Intl-Václav Havel Prague flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Václav Havel Prague flights.
Search Deals
From Boston Logan Intl to Václav Havel Prague
Search Deals
One-way flight from Boston Logan Intl to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 April 27, 2026.
Use the filters below to find and compare flights from Boston to Prague that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Sun 9/27

11:50 pm-9:50 am

1 stop28h 00m

Václav Havel Prague

Wed 10/7

10:40 am-9:15 pm

1 stop16h 35m

$606

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Fri 10/23

5:50 pm-9:40 am

1 stop9h 50m

Václav Havel Prague

Tue 10/27

10:25 am-4:40 pm

1 stop11h 15m

$674

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Mon 8/24

7:00 pm-10:50 am

2 stops33h 50m

Václav Havel Prague

Fri 12/18

6:50 am-5:25 pm

2 stops16h 35m

$736

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Sat 9/26

5:40 pm-8:15 pm

2 stops20h 35m

Václav Havel Prague

Mon 10/5

10:20 am-10:36 pm

2 stops18h 16m

$819

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Tue 6/9

10:28 am-4:00 pm

2 stops23h 32m

Václav Havel Prague

Tue 6/16

8:50 am-2:45 pm

1 stop11h 55m

$880

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Tue 7/14

10:50 am-10:50 am

1 stop18h 00m

Václav Havel Prague

Wed 7/22

12:30 pm-11:59 pm

2 stops41h 29m

$884

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Fri 8/7

6:00 am-10:50 am

1 stop22h 50m

Václav Havel Prague

Sat 8/15

12:30 pm-5:42 pm

2 stops35h 12m

$887
Quickest round-trip

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Mon 6/29

5:20 pm-8:15 am

1 stop8h 55m

Václav Havel Prague

Tue 7/7

2:55 pm-7:55 pm

1 stop11h 00m

$914

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Mon 6/22

4:45 pm-11:00 am

1 stop12h 15m

Václav Havel Prague

Sat 6/27

8:40 am-2:45 pm

1 stop12h 05m

$945

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Mon 6/15

9:20 pm-2:50 pm

1 stop11h 30m

Václav Havel Prague

Wed 7/15

11:35 am-10:59 pm

2 stops17h 24m

$957

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Boston 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 Boston to Prague in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
GotogatePrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Boston-Prague flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Prague flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Prague flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Prague flights, Cheapflights users trust FlightHub the most. FlightHub 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 Boston-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 Boston to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague from Boston 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 Boston to Prague

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

To ensure you get the cheapest price possible for a flight from Boston to Prague, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Boston to Prague (average of $450). Flying from Boston to Prague in June is currently the most expensive (average of $745). 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 Boston to Prague?

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 April 27, 2026.
Read through reviews of airlines operating flights from Boston to Prague, such as SWISS,Scandinavian Airlines, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,924 reviews

Entertainment

6.8

Overall

7.5

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
SWISS
7.5
Good
1,924 reviews
SWISS
7.5
Good
1,924 reviews

Entertainment

6.8

Overall

7.5

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Scandinavian Airlines
7.4
Good
1,761 reviews
SWISS
7.5
Good
1,924 reviews

Entertainment

6.8

Overall

7.5

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Aer Lingus
7.3
Good
1,533 reviews
SWISS
7.5
Good
1,924 reviews

Entertainment

6.8

Overall

7.5

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Lufthansa
6.8
Okay
7,956 reviews
SWISS
7.5
Good
1,924 reviews

Entertainment

6.8

Overall

7.5

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
Condor
6.5
Okay
407 reviews
SWISS
7.5
Good
1,924 reviews

Entertainment

6.8

Overall

7.5

Comfort

7.4

Boarding

7.7

Food

7.1

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to Prague?

    A quick flight from Boston to Prague can take about 9h 50m. LEVEL provides one of the quickest options available for as low as $674. Airlines will cover a distance of 3882 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Boston to Prague round-trip from $280. Other airlines that can offer you cheap pricing are American Airlines, from $360, and Aer Lingus, from $364. Condor is currently priced 49% below the average price you’ll pay for this route.

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

    $169 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Lufthansa and SWISS, with prices starting from $226 and $258, respectively.

  • Where are the most common layover locations when flying from Boston to Prague?

    Flights departing from Boston and landing in Prague layover in Frankfurt am Main most frequently. Zurich is the second most popular location for layovers on flights from Boston to Prague. Copenhagen comes next as the third most popular layover location for Boston to Prague flights.

  • What are some popular things to do or see while on a layover in Frankfurt am Main?

    Römerberg, Oper Frankfurt, and Festhalle are currently the most popular points of interest in Frankfurt am Main at the moment. Those on a layover in Frankfurt am Main interested in visiting Römerberg, Oper Frankfurt, or Festhalle can do so by traveling 7.4 mi, 7.0 mi, and 6.5 mi, respectively from Frankfurt am Main. Those landing in Frankfurt am Main looking to spend some time exploring during their layover can rent a car for about $39 per day.

  • What are some popular points of interest to see during a layover in Zurich?

    Lindenhof, Schweizerisches Nationalmuseum, and Zoo Zürich are currently the most popular points of interest in Zurich at the moment. Lindenhof, Schweizerisches Nationalmuseum and Zoo Zürich are located about 5.9 mi, 5.5 mi, and 5.0 mi, respectively from Zurich if you are interested in checking them out. Travelers can rent a car at Zurich for an average daily rate of $48 to make sightseeing during their layover a little easier.

  • What are points of interest worth seeing during a layover in Copenhagen?

    If you're on a layover in Copenhagen and looking for things to do, consider visiting Tivoli, Frederiksberg Runddel, or Amager Square. Travelers on a layover in Copenhagen can visit Tivoli, Frederiksberg Runddel, and Amager Square, by traveling 5.3 mi, 6.2 mi, and 5.2 mi, respectively after landing at Kastrup Copenhagen. Those on a layover in Copenhagen in need of a rental car can book one at Kastrup Copenhagen for about $32.

  • Where are the least popular layover locations for Boston to Prague flights?

    Of the flights from Boston to Prague that have layovers, the fewest flights stop in Amsterdam. Amsterdam is followed by Reykjavik in terms of the least popular layover location on flights from Boston to Prague. Reykjavik is followed by London in terms of the least popular layover location for Boston to Prague flights.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Boston to Prague (average of $450). Flying from Boston to Prague in June is currently the most expensive (average of $745). 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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Alternative routes for Boston to Prague

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

Top 10 airlines flying from Boston to Prague

Discover the top 10 airlines that operate flights from Boston 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 April 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$280Average$615FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$360Average$670FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$364Average$518FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$368Average$477FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$369Average$458FlexibilityNo cancel feeOn-time76%
SWISSCheapest$381Average$495FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$404Average$594FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$410Average$509FlexibilityNo cancel feeOn-time78%
British AirwaysCheapest$420Average$557FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$429Average$694FlexibilityNo cancel feeOn-time69%

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