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Cheap flights from Prague to London from £20

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — LON
21 Apr — 28 Apr1
1 adult

Cheapflights Tip: The best prices from Václav Havel Prague to London are usually found in January or November, booked 64 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Prague to London

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) to London (LON). 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 16 April 2025.

Round-trip from

£41

One-way from

£20

Popular in

August

Cheapest in

January

Average price

£85

Good round-trip deal

£27 or less

Good one-way deal

£32 or less
Ryanair
  • Ryanair
  • 15/5-19/5
  • Nonstop
  • 3h 50m total
  • Prague to London
Wizz Air
  • Wizz Air
  • 3/6
  • Nonstop
  • 2h 05m total
  • Prague to London
Highest demand for flights based on searches. 15% potential increase in price (£9 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Václav Havel Prague to London (LON).
Price to beat on a one-way flight from Václav Havel Prague to London (LON).

Find flight deals from Prague to London

Cheapest flights from Prague to London
Explore the most affordable flight options available from Prague to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Thu 15/509:30PRG - STN
Nonstop1h 55mRyanair
Mon 19/506:15STN - PRG
Nonstop1h 55mRyanair
Deal found 15/4£41
Tue 20/509:50PRG - LTN
Nonstop2h 05mMultiple Airlines
Thu 22/506:00LTN - PRG
Nonstop2h 00mMultiple Airlines
Deal found 15/4£42
Sat 3/517:00PRG - LTN
Nonstop2h 05mWizz Air
Wed 21/513:20LTN - PRG
Nonstop2h 00mWizz Air
Deal found 15/4£43
Thu 8/521:00PRG - LGW
Nonstop2h 10mWizz Air
Sat 17/517:00LGW - PRG
Nonstop2h 05mWizz Air
Deal found 15/4£47
Wed 14/521:45PRG - LGW
Nonstop2h 15mMultiple Airlines
Wed 21/514:45LGW - PRG
Nonstop2h 05mMultiple Airlines
Deal found 15/4£49
Fri 16/521:40PRG - LGW
Nonstop2h 05measyJet
Sun 18/507:30LGW - PRG
Nonstop1h 55measyJet
Deal found 15/4£70
Fri 25/416:50PRG - LTN
Nonstop2h 05measyJet
Tue 29/406:20LTN - PRG
Nonstop2h 00measyJet
Deal found 15/4£75
Mon 29/1221:35PRG - LHR
Nonstop2h 10mBritish Airways
Fri 2/119:50LHR - PRG
Nonstop2h 00mBritish Airways
Deal found 15/4£81
Fri 2/521:55PRG - STN
Nonstop1h 55mMultiple Airlines
Tue 6/506:35STN - PRG
1 stop13h 55mMultiple Airlines
Deal found 15/4£85
Thu 15/509:00PRG - LGW
1 stop8h 15mNorwegian
Mon 19/519:05LGW - PRG
1 stop18h 10mNorwegian
Deal found 16/4£119
Thu 27/1113:05PRG - LCY
Nonstop1h 55mBritish Airways
Sun 30/1114:10LCY - PRG
Nonstop1h 50mBritish Airways
Deal found 15/4£129
Thu 15/514:15PRG - STN
1 stop8h 05measyJet
Mon 19/521:10STN - PRG
1 stop15h 30measyJet
Deal found 15/4£133

Cheapflights Fare Finder

Customise your flight search to find flights from Prague to London 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 858,174 searches. Data last updated 16 April 2025.
Use the filters below to find and compare flights from Prague to London that are best for you.

Fly from

Prague

Fly to

London

Route

Depart

Return

Price

PragueLondon

PRG - STN

PRGSTN

Václav Havel Prague

Thu 15/5

19:40-20:35

Nonstop1h 55m

London Stansted

Mon 19/5

06:15-09:10

Nonstop1h 55m

£41

PragueLondon

PRG - LTN

PRGLTN

Václav Havel Prague

Tue 20/5

09:50-10:55

Nonstop2h 05m

London Luton

Thu 22/5

06:00-09:00

Nonstop2h 00m

£42

PragueLondon

PRG - LTN

PRGLTN

Václav Havel Prague

Sat 3/5

17:00-18:05

Nonstop2h 05m

London Luton

Wed 21/5

13:20-16:20

Nonstop2h 00m

£43

PragueLondon

PRG - LGW

PRGLGW

Václav Havel Prague

Fri 16/5

21:00-22:10

Nonstop2h 10m

London Gatwick

Mon 19/5

17:00-20:00

Nonstop2h 00m

£43

PragueLondon

PRG - LGW

PRGLGW

Václav Havel Prague

Thu 15/5

21:45-23:00

Nonstop2h 15m

London Gatwick

Mon 19/5

17:00-20:00

Nonstop2h 00m

£58

PragueLondon

PRG - LGW

PRGLGW

Václav Havel Prague

Thu 15/5

21:45-23:00

Nonstop2h 15m

London Gatwick

Sun 18/5

07:30-10:25

Nonstop1h 55m

£67

PragueLondon

PRG - LTN

PRGLTN

Václav Havel Prague

Wed 14/5

09:00-17:05

1 stop9h 05m

London Luton

Wed 21/5

16:30-19:25

Nonstop1h 55m

£80

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Wed 17/9

21:15-22:15

Nonstop2h 00m

London Heathrow

Mon 29/9

06:35-09:35

Nonstop2h 00m

£82

PragueLondon

PRG - STN

PRGSTN

Václav Havel Prague

Fri 2/5

21:55-22:50

Nonstop1h 55m

London Stansted

Tue 6/5

06:35-21:30

1 stop13h 55m

£85

PragueLondon

PRG - LGW

PRGLGW

Václav Havel Prague

Thu 15/5

09:00-16:15

1 stop8h 15m

London Gatwick

Mon 19/5

19:05-08:20

1 stop12h 15m

£119

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 56 results
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Best time to book a flight from Prague to London

Have a flexible travel schedule? Discover the best time to fly to London from Prague with our price prediction graph.
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 London

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

Use this chart to determine the optimal time to book a return flight from Prague to London. Price data was last updated on 11 April 2025.

The best time to book flights from Prague to London is 64 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 London?

Currently, January is the cheapest month in which you can book a flight from Prague to London (average of £112). Flying from Prague to London in August is currently the most expensive (average of £164). 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 LON?

Find hourly flight availability from Prague to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 April 2025.

When flying from Prague to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 64% versus a flight at midday.

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

Use this chart to determine the cheapest time to fly return from Prague to London. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Prague to London flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Prague to London

Explore weekly flight availability from Prague to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 April 2025.

The most flights from PRG to LON are scheduled on a Monday (19 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 16 April 2025.
To help decide which airline to fly from Prague to London, see what other customers have to say about Aegean Airlines, KLM and Norwegian. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.9

Crew

8.6

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Entertainment

6.9

Crew

8.6

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Entertainment

6.9

Crew

8.6

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Entertainment

6.9

Crew

8.6

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Entertainment

6.9

Crew

8.6

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Entertainment

6.9

Crew

8.6

Overall

8.1

Boarding

7.8

Comfort

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Prague to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Prague to London?

    Most people fly from Václav Havel Prague (PRG) if they book a flight from Prague to London. On average, Václav Havel Prague has 8 outbound flights to London per day from 4 airlines. Václav Havel Prague is conveniently located just 6.9 mi from Prague’s city center.

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

    Ryanair, at £41, was found to be the cheapest airline from Prague to London.Alternate airlines flying return to your destination include Wizz Air and easyJet. These flights start at 37% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Wizz Air, which is currently one of the cheapest options available, starting at £20. Ryanair flights start at £21 while deals on easyJet start at £27 one-way.

  • What are the most popular routes from Prague to London?

  • What are the most reliable airlines from Prague to London?

    The top 3 most reliable airlines when flying from Prague to London are Cathay Pacific (100%), American Airlines (90%) and British Airways (88%).

  • What are the cheapest flights from Prague to London?

    While on average a flight from Prague to London is generally £352, our data shows the cheapest flight currently is £40. When looking at the most popular route, (Václav Havel Prague - London Gatwick), you can expect to pay £45 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Prague to London (average of £112). Flying from Prague to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Prague?

Book flights to Prague if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Wembley
Hayes
Crawley
Southend-on-Sea
Maidstone
Ipswich
Southall
Ilford
Winchester
Folkestone
Dartford
Watford

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Prague to London

Discover the top 4 airlines that operate flights from Prague to London. 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 858,174 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£35Average£75FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
RyanairCheapest£39Average£77FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£59Average£144FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£87Average£164FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Prague to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to London from Prague by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Prague to London, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Prague to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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