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$329+ Cheap flights from Prague (PRG) to Boston (BOS)

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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Václav Havel Prague to Boston Logan Intl are usually found in January or May, booked 33 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Prague to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) to Boston (BOS). 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 June 12, 2025.

Round-trip from

$436
(oojo)

One-way from

$329
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$623
From Václav Havel Prague to Boston Logan Intl
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One-way flight from Václav Havel Prague to Boston Logan Intl
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Prague to Boston

Cheapest flights from Prague to Boston
Explore the most affordable flight options available from Prague to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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 11/277:15 pmPRG - BOS
1 stop25h 15mTAP AIR PORTUGAL
Sat 12/610:45 pmBOS - PRG
1 stop13h 40mTAP AIR PORTUGAL
Deal found 6/10$436
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/258:50 amPRG - BOS
1 stop11h 05mCondor
Thu 7/244:00 pmBOS - PRG
1 stop9h 50mCondor
Deal found 6/12$456
This oojo deal was found by Cheapflights users on 6/12. 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 10/210:55 amPRG - BOS
2 stops34h 40mScandinavian Airlines
Thu 10/95:40 pmBOS - PRG
1 stop20h 35mScandinavian Airlines
Deal found 6/12$571
This Condor deal was found by Cheapflights users on 6/11. 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.
Thu 6/268:50 amPRG - BOS
1 stop11h 10mMultiple Airlines
Thu 7/1011:15 amBOS - PRG
2 stops22h 35mMultiple Airlines
Deal found 6/11$594
This Icelandair deal was found by Cheapflights users on 6/10. 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.
Fri 6/202:00 pmPRG - BOS
1 stop27h 35mIcelandair
Sun 9/712:35 pmBOS - PRG
1 stop18h 30mIcelandair
Deal found 6/10$676
This lol.travel deal was found by Cheapflights users on 6/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:40 amPRG - BOS
2 stops22h 54mBritish Airways
Wed 7/237:25 amBOS - PRG
1 stop10h 10mBritish Airways
Deal found 6/11$682
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 7/156:40 amPRG - BOS
2 stops16h 43mAmerican Airlines
Mon 9/158:10 pmBOS - PRG
1 stop20h 50mAmerican Airlines
Deal found 6/12$685
This Finnair deal was found by Cheapflights users on 6/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:35 amPRG - BOS
2 stops18h 44mFinnair
Thu 10/308:30 amBOS - PRG
2 stops29h 20mFinnair
Deal found 6/11$703
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:00 amPRG - BOS
1 stop16h 00mLufthansa
Sun 7/278:05 pmBOS - PRG
1 stop19h 15mLufthansa
Deal found 6/10$717
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/2011:40 amPRG - BOS
2 stops32h 55mUnited Airlines
Sat 9/69:40 pmBOS - PRG
1 stop10h 25mUnited Airlines
Deal found 6/10$720
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Thu 6/192:30 pmPRG - BOS
2 stops25h 05mAir Canada
Wed 9/310:20 amBOS - PRG
2 stops23h 40mAir Canada
Deal found 6/10$734
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 6/188:50 amPRG - BOS
2 stops16h 53mDelta
Sat 8/301:25 pmBOS - PRG
2 stops16h 20mDelta
Deal found 6/10$751

Cheapflights Fare Finder

Customize your flight search to find flights from Prague to Boston 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 June 12, 2025.
Use the filters below to find and compare flights from Prague to Boston that are best for you.

Fly from

Prague

Fly to

Boston

Route

Depart

Return

Price

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Thu 11/27

7:15 pm-2:30 pm

1 stop25h 15m

Boston Logan Intl

Sat 12/6

10:45 pm-6:25 pm

1 stop13h 40m

$436

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Wed 6/25

8:50 am-1:55 pm

1 stop11h 05m

Boston Logan Intl

Thu 7/24

4:00 pm-7:50 am

1 stop9h 50m

$456

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Thu 10/2

10:55 am-3:35 pm

2 stops34h 40m

Boston Logan Intl

Thu 10/9

5:40 pm-8:15 pm

1 stop20h 35m

$571

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Thu 6/26

8:50 am-2:00 pm

1 stop11h 10m

Boston Logan Intl

Thu 7/10

11:15 am-3:50 pm

2 stops22h 35m

$594

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Tue 7/15

6:40 am-11:34 pm

2 stops22h 54m

Boston Logan Intl

Wed 7/23

7:25 am-11:35 pm

1 stop10h 10m

$682

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Tue 7/15

6:40 am-5:23 pm

2 stops16h 43m

Boston Logan Intl

Mon 9/15

8:10 pm-11:00 pm

1 stop20h 50m

$685

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Thu 10/23

11:35 am-12:19 am

2 stops18h 44m

Boston Logan Intl

Thu 10/30

8:30 am-6:50 pm

2 stops29h 20m

$703

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Fri 7/11

6:00 am-4:00 pm

1 stop16h 00m

Boston Logan Intl

Sun 7/27

8:05 pm-9:20 pm

1 stop19h 15m

$717

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Thu 6/26

11:40 am-8:10 pm

1 stop14h 30m

Boston Logan Intl

Thu 7/10

5:50 pm-10:55 am

1 stop11h 05m

$738

PragueBoston

PRG - BOS

PRGBOS

Václav Havel Prague

Sat 8/9

6:30 am-6:43 pm

2 stops18h 13m

Boston Logan Intl

Fri 8/29

6:05 am-9:00 am

1 stop20h 55m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 31 results
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Best time to book a flight from Prague to Boston

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

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

Use this chart to determine the optimal time to book a round-trip flight from Prague to Boston. Price data was last updated on June 9, 2025.

The best time to book flights from Prague to Boston is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Prague to Boston (average of $218). Flying from Prague to Boston in June is currently the most expensive (average of $306). 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 PRG to BOS?

Find hourly flight availability from Prague to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from Prague to Boston at noon. Doing so could potentially save you 7% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 73.4 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 Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Delta, KLM and LOT from Prague to Boston. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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!
LOT
7.6
Good
1,077 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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 Prague to Boston. 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 Prague to Boston round-trip?

    Flying on TAP AIR PORTUGAL is currently your cheapest option to Boston, with prices starting at $436. Additional round-trip tickets that might be worth considering are offered by Condor and Scandinavian Airlines, with the lowest prices starting at $456 and $571, respectively. These flights start at 31% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Vueling, which is currently one of the cheapest options available, starting at $455. Iberia flights start at $457 while deals on Aer Lingus start at $578 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Prague to Boston (average of $218). Flying from Prague to Boston in June is currently the most expensive (average of $306). 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

Traveling to a place near Prague?

Book flights to Prague if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Prague to Boston

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

Top 10 airlines flying from Prague to Boston

Discover the top 10 airlines that operate flights from Prague to Boston. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$255Average$434FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$445Average$542FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$500Average$649FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$509Average$630FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$577Average$661FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$580Average$697FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$639Average$739FlexibilityNo cancel feeOn-time69%
KLMCheapest$645Average$703FlexibilityNo cancel feeOn-time75%
SWISSCheapest$669Average$733FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$674Average$745FlexibilityNo cancel feeOn-time76%

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