Title: Cheap Flights from London to Cascais (LHR to CAT) - Expedia.co.uk ![Alfama Lisbon Cityscape](https://images.trvl-media.com/place/2080/038736b5-861a-47d0-a0cf-3fec8d44eb84.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2080/038736b5-861a-47d0-a0cf-3fec8d44eb84.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from London (LHR) to Cascais (CAT) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Heathrow Airport (LHR) to Cascais (CAT) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![easyJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_U2.svg) easyJet [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"U2"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Ryanair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FR.svg) Ryanair [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FR"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Jet2](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LS.svg) Jet2 [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LS"}}]) - ![Swiss International Air Lines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:cat,departure:05/10/2025TANYT&leg2=from:cat,to:lhr,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) Flight from London to Cascais route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Cascais | | Distance | 1568 km | ## Compare flights from London to Cascais easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Cascais. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Cascais in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Cascais.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Heathrow (LHR) to Cascais (CAT) The easiest way to view the best deals on flights from London to Cascais today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Cascais start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near London and Cascais - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your London to Cascais flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Cascais for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from LHR to CAT? > The lowest price advertised for a round-trip flight between Heathrow Airport and Cascais Airport (CAT) is . But you better get moving. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to Cascais Airport (CAT)? > When it comes to cancellation fees, every airline has its own set of terms and conditions. If you decide to cancel your trip, visit our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from London Heathrow to Cascais Airport (CAT) that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LHR to Cascais Airport (CAT) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from LHR to CAT? > The flight distance from Hounslow to Cascais is 1,600 kilometres. Pack yourself a drink, some snacks and a good book to read. Keep yourself busy in the air and the hours will zip by. ### Which airlines fly direct from Heathrow Airport (LHR) to Lisbon Cascais-Tejo Regional Airport? > Direct flights aren't available, so you'll need to make at least one stop between Heathrow Airport (LHR) and Cascais Airport. Take advantage of the layover time to stretch your legs and grab a bite to eat. ### Are Heathrow Airport (LHR) to Cascais Airport flight tickets cheaper when they're purchased at the last minute? > Fares from LHR to Cascais Airport (CAT) are available up to 12 months prior to departure on Expedia. And although you may pick up fantastic last-minute deals, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid ending up with the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so check back often for all the latest specials. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Aberdeen (ABZ) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/abz/lis/aberdeen-to-lisbon) - [Flights from Accra (ACC) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/acc/lis/accra-to-lisbon) - [Flights from Málaga (AGP) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/agp/lis/malaga-to-lisbon) - [Flights from Alicante (ALC) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/alc/lis/alicante-to-lisbon) - [Flights from Amsterdam (AMS) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/ams/lis/amsterdam-to-lisbon) - [Flights from Athens (ATH) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/ath/lis/athens-to-lisbon) - [Flights from Barcelona (BCN) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/bcn/lis/barcelona-to-lisbon) - [Flights from Belem (BEL) to Lisbon (LIS)](https://www.expedia.co.uk/lp/flights/bel/lis/belem-to-lisbon) - 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