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$215+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PRG
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Václav Havel Prague are usually found in February or March, booked 11 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap 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 28, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$421

One-way from

$215
(oojo)

Popular in

June

Cheapest in

February

Average price

$653
Provider with most accurate pricing for Boston Logan Intl-Václav Havel Prague flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Václav Havel Prague flights.
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From Boston Logan Intl to Václav Havel Prague
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One-way flight from Boston Logan Intl to Václav Havel Prague
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Highest demand for flights based on searches. 14% potential increase in price ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 28, 2025.

This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/64:15 pmBOS - PRG
1 stop9h 35mCondor
Mon 5/128:50 amPRG - BOS
1 stop11h 05mCondor
Deal found 4/28$421
This deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/118:50 pmBOS - PRG
1 stop10h 15mIcelandair
Mon 9/152:00 pmPRG - BOS
1 stop10h 50mIcelandair
Deal found 4/28$422
This CrystalTravel deal was found by Cheapflights users on 4/28. 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.
Sun 11/95:35 pmBOS - PRG
1 stop10h 10mScandinavian Airlines
Sun 11/1610:25 amPRG - BOS
1 stop11h 25mScandinavian Airlines
Deal found 4/28$426
This Condor deal was found by Cheapflights users on 4/28. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/64:15 pmBOS - PRG
1 stop9h 35mMultiple Airlines
Tue 5/208:50 amPRG - BOS
2 stops18h 47mMultiple Airlines
Deal found 4/28$490
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1210:20 pmBOS - PRG
1 stop15h 15mDelta
Tue 8/2611:00 amPRG - BOS
1 stop17h 42mDelta
Deal found 4/28$496
This StudentUniverse deal was found by Cheapflights users on 4/28. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:00 pmBOS - PRG
2 stops30h 55mFinnair
Tue 11/1111:40 amPRG - BOS
2 stops18h 04mFinnair
Deal found 4/28$516
This American Airlines deal was found by Cheapflights users on 4/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:40 pmBOS - PRG
1 stop21h 25mAmerican Airlines
Wed 10/2212:25 pmPRG - BOS
1 stop13h 25mAmerican Airlines
Deal found 4/27$522
This deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/105:05 pmBOS - PRG
1 stop10h 00mSWISS
Wed 9/179:50 amPRG - BOS
1 stop11h 35mSWISS
Deal found 4/28$566
This Iberia deal was found by Cheapflights users on 4/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:40 pmBOS - PRG
1 stop15h 20mBritish Airways
Wed 9/2410:25 amPRG - BOS
1 stop15h 45mBritish Airways
Deal found 4/27$569
This Air France deal was found by Cheapflights users on 4/28. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:20 pmBOS - PRG
1 stop12h 15mAir France
Tue 5/66:30 amPRG - BOS
1 stop13h 05mAir France
Deal found 4/28$585
This Booking.com deal was found by Cheapflights users on 4/27. 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.
Fri 12/266:00 amBOS - PRG
2 stops20h 40mAir Canada
Wed 1/149:45 amPRG - BOS
2 stops16h 33mAir Canada
Deal found 4/27$606
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 12/266:10 amBOS - PRG
2 stops27h 55mUnited Airlines
Tue 1/137:20 amPRG - BOS
2 stops13h 18mUnited Airlines
Deal found 4/27$607

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 28, 2025.
Use the filters below to find and compare flights from Boston to Prague that are best for you.

Fly from

Boston

Fly to

Prague

Route

Depart

Return

Price

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Sat 9/6

8:50 pm-1:05 pm

1 stop10h 15m

Václav Havel Prague

Fri 9/19

2:00 pm-6:50 pm

1 stop10h 50m

$421

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Thu 9/18

5:40 pm-10:10 am

2 stops34h 30m

Václav Havel Prague

Wed 9/24

8:55 pm-3:35 pm

1 stop24h 40m

$441

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Sun 5/11

4:15 pm-3:50 pm

1 stop17h 35m

Václav Havel Prague

Sun 5/18

8:50 am-2:00 pm

1 stop11h 10m

$449

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Tue 8/12

10:20 pm-7:35 pm

1 stop15h 15m

Václav Havel Prague

Tue 8/26

11:00 am-10:42 pm

1 stop17h 42m

$496

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Wed 10/8

7:40 pm-11:05 pm

1 stop21h 25m

Václav Havel Prague

Wed 10/22

12:25 pm-7:50 pm

1 stop13h 25m

$522

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Fri 8/15

6:00 am-12:10 pm

1 stop24h 10m

Václav Havel Prague

Tue 8/19

2:55 pm-3:25 pm

1 stop30h 30m

$549

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Wed 9/10

5:05 pm-9:05 am

1 stop10h 00m

Václav Havel Prague

Wed 9/17

9:50 am-3:25 pm

1 stop11h 35m

$566

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Wed 9/17

7:40 pm-5:00 pm

1 stop15h 20m

Václav Havel Prague

Wed 9/24

10:25 am-8:10 pm

1 stop15h 45m

$569

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Tue 9/2

3:16 pm-12:10 pm

2 stops14h 54m

Václav Havel Prague

Sat 12/20

7:00 am-10:37 pm

2 stops21h 37m

$608

BostonPrague

BOS - PRG

BOSPRG

Boston Logan Intl

Tue 9/16

6:00 am-12:10 pm

2 stops24h 10m

Václav Havel Prague

Tue 9/23

9:50 am-5:52 pm

2 stops14h 02m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 27 results
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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*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Prague flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Prague. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Prague, you should look to book at least 11 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, November is the cheapest month in which you can book a flight from Boston to Prague (average of $651). Flying from Boston to Prague in June is currently the most expensive (average of $1,215). 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 BOS to PRG?

Find hourly flight availability from Boston 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 April 28, 2025.

When flying from Boston to Prague, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 44% versus a flight at noon.

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

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

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

Rainfall in Prague by month

Plan your trip to Prague by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Prague ranges from 0.4 - 2.4 inches per month. June is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit Prague when rainfall is around 0.4 in.

Temperature in Prague by month

Plan your trip to Prague by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Prague, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 28, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Boston to Prague to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,587 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Cathay Pacific
7.5
Good
852 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Cheapflights users have booked flights from Boston to Prague round-trip from $421. Other airlines that can offer you cheap pricing are Scandinavian Airlines, from $441, and Condor, from $449. Icelandair is currently priced 41% below the average price you’ll pay for this route.

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

    $215 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on TAP AIR PORTUGAL and Vueling, with prices starting from $311 and $372, respectively.

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

    Flights departing from Boston and landing in Prague layover in Copenhagen most frequently. Frankfurt am Main is the second most popular location for layovers on flights from Boston to Prague. London 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 Copenhagen?

    Tivoli, Kongens Nytorv, and Rådhuspladsen are currently the most popular points of interest in Copenhagen at the moment. Those on a layover in Copenhagen interested in visiting Tivoli, Kongens Nytorv, or Rådhuspladsen can do so by traveling 5.3 mi, 5.1 mi, and 5.2 mi, respectively from Kastrup Copenhagen. Those landing in Copenhagen looking to spend some time exploring during their layover can rent a car for about $37 per day.

  • What are some popular points of interest to see during a layover in Frankfurt am Main?

    Römerberg, Hauptwache, and Konstablerwache are currently the most popular points of interest in Frankfurt am Main at the moment. Römerberg, Hauptwache and Konstablerwache are located about 7.4 mi, 7.4 mi, and 7.7 mi, respectively from Frankfurt am Main if you are interested in checking them out. Travelers can rent a car at Frankfurt am Main for an average daily rate of $43 to make sightseeing during their layover a little easier.

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

    If you're on a layover in London and looking for things to do, consider visiting Hyde Park, Piccadilly Circus, or Buckingham Palace. Travelers on a layover in London can visit Hyde Park, Piccadilly Circus, and Buckingham Palace, by traveling 12.5 mi, 14.1 mi, and 13.7 mi, respectively after landing at London Heathrow. Those on a layover in London in need of a rental car can book one at London Heathrow for about $53.

  • 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 Reykjavik. Reykjavik is followed by Amsterdam in terms of the least popular layover location on flights from Boston to Prague. Amsterdam is followed by Munich 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, November is the cheapest month in which you can book a flight from Boston to Prague (average of $651). Flying from Boston to Prague in June is currently the most expensive (average of $1,215). 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$285Average$427FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$340Average$631FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$390Average$607FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$445Average$614FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$513Average$940FlexibilityNo cancel feeOn-time71%
TAP AIR PORTUGALCheapest$529Average$748FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$540Average$746FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$555Average$740FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$557Average$869FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$558Average$620FlexibilityNo cancel feeOn-time77%

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