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Cheap flights from Portsmouth to Riga from £217

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — RIX
1 Jun — 8 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Riga

Enter your travel dates to find the best prices.

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

Tue 2/620:00
SOU
-
RIX
2 stops22h 40m
Multiple Airlines
Thu 4/607:15
RIX
-
SOU
2 stops26h 10m
Multiple Airlines
Deal found 30/4£217
Sat 23/506:45
SOU
-
RIX
1 stop13h 20m
Multiple Airlines
Tue 26/513:20
RIX
-
SOU
2 stops20h 45m
Multiple Airlines
Deal found 27/4£284
Mon 7/1217:30
SOU
-
RIX
1 stop21h 45m
KLM
Sat 12/1211:50
RIX
-
SOU
1 stop7h 10m
KLM
Deal found 30/4£313
Mon 7/1219:55
SOU
-
RIX
2 stops24h 40m
Multiple Airlines
Sat 12/1207:10
RIX
-
SOU
3 stops36h 35m
Multiple Airlines
Deal found 30/4£354

Find flight deals from Portsmouth to Riga

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

Round-trip from

£217

Popular in

August

Cheapest in

February

Average price

£151
2/6-4/6
  • 2/6-4/6
  • 4 total stops
  • 48h 50m total
  • Portsmouth to Riga
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£28 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Riga 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 May 2026.
Use the filters below to find and compare flights from Portsmouth to Riga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Tue 2/6

20:00-20:40

2 stops22h 40m

Riga Intl

Thu 4/6

07:15-07:25

2 stops26h 10m

£217

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Sat 23/5

06:45-22:05

1 stop13h 20m

Riga Intl

Tue 26/5

13:20-20:45

1 stop9h 25m

£285

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Thu 6/8

06:45-17:15

2 stops8h 30m

Riga Intl

Sun 9/8

08:35-09:25

2 stops26h 50m

£1,116

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Thu 9/7

18:25-17:15

2 stops20h 50m

Riga Intl

Mon 13/7

08:20-20:45

2 stops14h 25m

£1,117

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Fri 10/7

06:45-17:15

2 stops8h 30m

Riga Intl

Mon 13/7

08:20-09:25

2 stops27h 05m

£1,117
Fastest return journey

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Mon 26/10

06:50-17:40

2 stops8h 50m

Riga Intl

Thu 29/10

09:05-20:45

2 stops13h 40m

£1,119

SouthamptonRiga

SOU - RIX

SOURIX

Southampton Eastleigh

Sat 24/10

06:45-17:50

2 stops9h 05m

Riga Intl

Tue 27/10

09:05-20:45

2 stops13h 40m

£1,119

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Sorted by cheapest first

Best time to book a flight from Portsmouth to Riga

Have a flexible travel schedule? Discover the best time to fly to Riga 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 Riga

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

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

When flying from Portsmouth to Riga, 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 25% versus a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Riga. 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 into for flights to Riga from Portsmouth?

    Riga Intl (RIX) is the airport you will fly into if you book a flight from Portsmouth to Riga. You should not have trouble finding flights to Riga Intl from Portsmouth; the airport handles an average of 0 inbound flights from Portsmouth per day. You should also have plenty of airline options to choose from since 9 airlines have flights to the Riga airport from Portsmouth. It is only a 5.4 mi journey from Riga Intl (RIX) to Riga’s city center.

  • What are the most reliable airlines from Portsmouth to Riga?

    Before booking your flight to Riga from Portsmouth, check out the most reliable airlines to get you to your destination on time: American Airlines (95%), airBaltic (95%), British Airways( 95%).

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

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

  • How can I find direct flights from Portsmouth to Riga?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Riga 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Portsmouth to Riga

Discover the top 9 airlines that operate flights from Portsmouth to Riga. 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 May 2026.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest£45Average£119FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
RyanairCheapest£49Average£204FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
airBalticCheapest£78Average£193FlexibilityNo cancel feeOn-time87%
Search airBaltic flights
British AirwaysCheapest£88Average£252FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£123Average£198FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£136Average£179FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£150Average£168FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LOTCheapest£156Average£210FlexibilityNo cancel feeOn-time81%
Search LOT flights
KLMCheapest£167Average£223FlexibilityNo cancel feeOn-time75%
Search KLM 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 Riga?

When you search for this flight from Portsmouth to Riga, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Riga from Portsmouth 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 Portsmouth to Riga with no change fees?

Yes! Cheapflights helps users easily find flights from Portsmouth to Riga with no change fees.

Can Cheapflights notify me if prices for flights from Portsmouth to Riga become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Riga from Portsmouth today and book when prices fit your budget.

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