Cheap flights from Porto to Siem Reap from £342

Travelers frequently search for route combinations, such as Porto and London, Manchester, Birmingham, Edinburgh, Bristol, Newcastle upon Tyne, Glasgow, Rome, Barcelona, Paris, Madrid, Prague, Newquay, Belfast, Madeira Islands, Funchal, Athens, Warsaw, Copenhagen, Lisbon.

Travelers frequently search for route combinations, such as Siem Reap and Bangkok, Ho Chi Minh City, London, Hanoi, Phnom Penh, Singapore, Chiang Mai, Da Nang, Phuket Province, Phuket City, Kuala Lumpur, Sihanoukville Province, Krabi, Denpasar, Bali, Manila, Vientiane, Surat Thani Province, Edinburgh, Manchester.

The main airport in Porto is Porto. It is also served by Porto, Santiago de Compostela, Vigo–Peinador, A Coruña.

The main airport in Siem Reap is Siem Reap International. It is also served by Phnom Penh International.

Currently, you can fly between Porto and Siem Reap with Ryanair, Bangkok Airways, Thai Airways, Thai AirAsia, easyJet.

If you don’t have specific dates for your trip between Porto and Siem Reap, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Porto and Siem Reap, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Porto. The main one is Porto and other nearby airports include Porto, Santiago de Compostela, Vigo–Peinador, A Coruña

There are a number of airports in and around Siem Reap. The main one is Siem Reap International and other nearby airports include Phnom Penh International.