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Cheap flights from Portsmouth to the Czech Republic from £141

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PRG
1 Aug — 8 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Czech Republic

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Czech Republic
Explore the most affordable flight options available from Portsmouth to Czech Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Sat 22/807:50
SOU
-
PRG
2 stops24h 00m
Multiple Airlines
Tue 25/806:20
PRG
-
SOU
1 stop14h 10m
Multiple Airlines
Deal found 30/6£195
Wed 26/814:20
SOU
-
PRG
1 stop4h 05m
Multiple Airlines
Mon 31/811:50
PRG
-
SOU
1 stop21h 50m
Multiple Airlines
Deal found 28/6£222
Tue 28/718:05
SOU
-
PRG
1 stop15h 25m
KLM
Tue 4/806:00
PRG
-
SOU
1 stop3h 45m
KLM
Deal found 30/6£232
Sun 16/820:00
SOU
-
PRG
2 stops16h 35m
Multiple Airlines
Sun 30/815:45
PRG
-
SOU
2 stops17h 55m
Multiple Airlines
Deal found 1/7£245
Tue 28/717:20
SOU
-
PRG
2 stops26h 30m
Multiple Airlines
Tue 4/807:10
PRG
-
SOU
2 stops28h 05m
Multiple Airlines
Deal found 30/6£249

Find flight deals from Portsmouth to Czech Republic

Keep the following information in mind while searching for Portsmouth to Czech Republic flight deals. Data was last updated 2 July 2026.

Round-trip from

£195

One-way from

£141

Popular in

December

Cheapest in

September

Average price

£112
22/8-25/8
  • 22/8-25/8
  • 3 total stops
  • 38h 10m total
  • Portsmouth to Czech Republic
Search Deals
15/7
  • 15/7
  • 1 total stop
  • 16h 20m total
  • Portsmouth to Czech Republic
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Czech Republic 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 2 July 2026.
Use the filters below to find and compare flights from Portsmouth to the Czech Republic that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Wed 26/8

14:20-19:25

1 stop4h 05m

Václav Havel Prague

Mon 31/8

11:50-08:40

1 stop21h 50m

£222
Fastest return journey

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Tue 28/7

18:05-10:30

1 stop15h 25m

Václav Havel Prague

Tue 4/8

06:00-08:45

1 stop3h 45m

£232

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Sun 16/8

20:00-13:35

2 stops16h 35m

Václav Havel Prague

Sun 30/8

15:45-08:40

2 stops17h 55m

£245

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Sun 16/8

20:00-11:10

1 stop14h 10m

Václav Havel Prague

Sun 30/8

11:50-08:40

1 stop21h 50m

£257
Cheapest one-way

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Wed 15/7

14:20-07:40

1 stop16h 20m

£141

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Tue 15/12

12:25-22:20

2 stops8h 55m

£147
Fastest single journey

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Wed 15/7

09:15-17:40

1 stop7h 25m

£219

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Wed 15/7

12:35-20:50

2 stops31h 15m

£294

SouthamptonPrague

SOU - PRG

SOUPRG

Southampton Eastleigh

Mon 20/7

19:30-22:50

2 stops26h 20m

£294

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Sorted by cheapest first

Best time to book a flight from Portsmouth to Czech Republic

Have a flexible travel schedule? Discover the best time to fly to Czech Republic from Portsmouth 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 Portsmouth to the Czech Republic

What is the cheapest time of day to fly from P0R to CZ?

Find hourly flight availability from Portsmouth to Czech Republic. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2026.

It’s optimal to fly from Portsmouth to Czech Republic at midday. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Portsmouth to Czech Republic?

Use this chart to determine the cheapest time to fly return from Portsmouth to Czech Republic. Price data was last updated on 27 June 2026.

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

Reviews of airlines servicing Czech Republic

Get insights into the airlines that provide service to Czech Republic. 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 Czech Republic. Reviews last updated 2 July 2026.
See what other customers who have flown with KLM from Portsmouth to the Czech Republic have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,532 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.8
Good
1,532 reviews
KLM
7.8
Good
1,532 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Czech Republic. 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 Portsmouth to Czech Republic?

    A quick flight from Portsmouth to Czech Republic can take about 15h 25m. KLM provides one of the quickest options available for as low as £232. Portsmouth and Czech Republic are separated by a distance of 687 mi.

  • What are the most reliable airlines from Portsmouth to Czech Republic?

    Consider British Airways (75%), American Airlines (71%) or Cathay Pacific (71%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Czech Republic.

  • What are the cheapest flights from Portsmouth to Czech Republic?

    The cheapest flight price from Portsmouth to Czech Republic is £78. On average you can expect to pay £232. The most popular route, (Southampton Eastleigh - Václav Havel Prague), can usually be booked for £195.

  • Can I find deals for flights from Portsmouth to Czech Republic that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Czech Republic flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Czech Republic?

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

  • Can I find deals for business class flights from Portsmouth to Czech Republic?

    Yes. Cheapflights offers flight deals from Portsmouth to Czech Republic by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 9 airlines flying from Portsmouth to Czech Republic

Discover the top 9 airlines that operate flights from Portsmouth to Czech Republic. 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 2 July 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£29Average£92FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£34Average£123FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Wizz AirCheapest£43Average£102FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
KLMCheapest£82Average£232FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£108Average£179FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Jet2Cheapest£157Average£242FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
LOTCheapest£158Average£212FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapest£178Average£221FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Brussels AirlinesCheapest£182Average£212FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines 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 Portsmouth to Czech Republic?

Cheapflights makes it easy to find Portsmouth to Czech Republic flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Czech Republic?

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Czech Republic for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Portsmouth to Czech Republic with no change fees?

Yes, we can. To see specific flights from Portsmouth to Czech Republic 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 Portsmouth to Czech Republic become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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