How long is the flight from Prague to Boston?

Airlines like Delta fly from Prague to Boston in about 14h 23m. The time it takes to get you to your destination can typically vary by up to . The distance from Prague to Boston is about 3882 mi.

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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

When flying from Prague to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 holiday 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.

£216+ Cheap Flights from Prague to Boston

Cheap flight deals from Prague to Boston

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 22 October 2026.

Tue 10/1106:00 -

1 stop14h 13m

Wed 2/1216:55 -

1 stop10h 10m

Deal found 17/10£447

Wed 11/1107:05 -

1 stop12h 40m

Thu 3/1221:50 -

1 stop18h 35m

Deal found 17/10£449

Mon 2/1106:00 -

1 stop14h 13m

Sun 15/1121:30 -

2 stops13h 35m

Deal found 19/10£450

Wed 25/1106:00 -

1 stop14h 13m

Sun 29/1120:55 -

1 stop16h 35m

Deal found 20/10£452

Fri 13/1108:55 -

1 stop11h 18m

Thu 26/1113:00 -

2 stops13h 25m

Deal found 21/10£453

Tue 1/1214:30 -

2 stops14h 28m

Tue 8/1209:10 -

2 stops17h 15m

Deal found 20/10£456

Tue 10/1107:05 -

1 stop12h 40m

Thu 3/1221:50 -

1 stop18h 35m

Deal found 17/10£462

Find flight deals from Prague to Boston

Round-trip from	£447
One-way from	£216
Popular in	December
Cheapest in	March
Average price	£505

Air France
10/11-2/12
2 total stops
24h 23m total
Prague to Boston

Search Deals

KLM
8/12-31/12
1 total stop
11h 25m total
Prague to Boston

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£17 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Tue 8/12

08:55-14:20

1 stop11h 25m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£216

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Sat 30/1

11:40-22:50

2 stops17h 10m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£423

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Tue 8/12

11:40-23:21

2 stops17h 41m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£426

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Tue 8/12

06:35-15:45

1 stop15h 10m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£429

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Sat 17/4

08:50-16:40

1 stop13h 50m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£431

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Sat 30/1

06:00-14:23

1 stop14h 23m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£432

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Sat 30/1

06:00-14:23

1 stop14h 23m

Boston Logan Intl

Mon 8/2

13:10-11:10

2 stops16h 00m

£448

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Fri 13/11

06:00-14:13

1 stop14h 13m

Boston Logan Intl

Thu 26/11

16:55-09:05

1 stop10h 10m

£449

Fastest return journey

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Fri 18/12

14:30-19:01

1 stop10h 31m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£460

PragueBoston

PRG Václav Havel Prague - BOS Boston Logan Intl

PRGBOS

Václav Havel Prague

Fri 18/12

06:30-19:01

2 stops18h 31m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£470

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 11 resultsSorted by cheapest first

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.

PRG-BOS

Estimated return 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?

The best time to book flights from Prague to Boston is 52 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, March is the cheapest month in which you can book a flight from Prague to Boston (average of £449). Flying from Prague to Boston in December is currently the most expensive (average of £615). 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 for a return flight from Prague to Boston?

Airfare is typical for this route at the moment.

Prague to Boston flights typically cost between £385 and £589 in November.
The cheapest return price found within the last 5 days was £447 on Multiple Airlines (10 Nov–2 Dec).

Related info for your journey

How long is the flight from Prague to Boston?
Airlines like Delta fly from Prague to Boston in about 14h 23m. The time it takes to get you to your destination can typically vary by up to . The distance from Prague to Boston is about 3882 mi.
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 holiday 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, March is the cheapest month in which you can book a flight from Prague to Boston (average of £449). Flying from Prague to Boston in December is currently the most expensive (average of £615). 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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How does Cheapflights help users find flights from Prague to Boston?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Boston from Prague today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Prague to Boston?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Prague to Boston.

Can Cheapflights find flights from Prague to Boston with no change fees?

Yes, we can. To see specific flights from Prague to Boston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Prague to Boston become cheaper?

Yes, Cheapflights offers price alerts on Prague to Boston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Prague to Boston from £216

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Prague to Boston

Cheapest flights from Prague to BostonExplore 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 22 October 2026.

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 22 October 2026.

Best flights from Prague to BostonDiscover carefully curated flight deals from Prague to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2026.

Discover carefully curated flight deals from Prague to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2026.

Last-minute flights from Prague to BostonDiscover last-minute flight deals from Prague to Boston. Data last updated 22 October 2026 and is based on user searches.

Discover last-minute flight deals from Prague to Boston. Data last updated 22 October 2026 and is based on user searches.

One-way flights from Prague to BostonSearch for one-way flight options from Prague to Boston. Find affordable one-way fares based on user searches. Data last updated 22 October 2026.

Search for one-way flight options from Prague to Boston. Find affordable one-way fares based on user searches. Data last updated 22 October 2026.

Find flight deals from Prague to Boston

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Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

The best time to book flights from Prague to Boston is 52 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?

How much does it cost for a return flight from Prague to Boston?

Airfare is typical for this route at the moment.

Prague to Boston flights typically cost between £385 and £589 in November.The cheapest return price found within the last 5 days was £447 on Multiple Airlines (10 Nov–2 Dec).

Related info for your journey

How long is the flight from Prague to Boston?

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

How can I find direct flights from Prague to Boston?

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

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

Travelling to a place near Boston?

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Other flights to Boston

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Prague and Boston flights

Browse other Prague and Boston flight options. Last updated on 22 October 2026.

Other flights from Prague

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How does Cheapflights help users find flights from Prague to Boston?

Why should you use Cheapflights to find cheap flight tickets from Prague to Boston?

Can Cheapflights find flights from Prague to Boston with no change fees?

Can Cheapflights notify me if prices for flights from Prague to Boston become cheaper?

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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 22 October 2026.

Best flights from Prague to Boston
Discover carefully curated flight deals from Prague to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2026.

Last-minute flights from Prague to Boston
Discover last-minute flight deals from Prague to Boston. Data last updated 22 October 2026 and is based on user searches.

One-way flights from Prague to Boston
Search for one-way flight options from Prague to Boston. Find affordable one-way fares based on user searches. Data last updated 22 October 2026.

Prague to Boston flights typically cost between £385 and £589 in November.
The cheapest return price found within the last 5 days was £447 on Multiple Airlines (10 Nov–2 Dec).