Title: Cheap Flights from Philadelphia (PHL) to Chiang Rai (CEI) - Expedia.ca ![Lampang, Thailand. Wat Chiang Rai Temple on a sunny day](https://images.trvl-media.com/place/6094729/6abc9fe6-542e-461c-8557-12deda61cded.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6094729/6abc9fe6-542e-461c-8557-12deda61cded.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Philadelphia (PHL) to Chiang Rai (CEI) - [Roundtrip](?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 Philadelphia International Airport (PHL) to Chiang Rai Intl. Airport (CEI) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:phl,to:cei,departure:16/11/2025TANYT&leg2=from:cei,to:phl,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![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 30% 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.ca/login) ## Frequently asked questions ### How much is a flight from Philadelphia Airport to Mae Fah Luang - Chiang Rai Intl. Airport? > Start packing your suitcase, because round-trip journeys between PHL and Mae Fah Luang - Chiang Rai Intl. Airport start from . That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from PHL to Chiang Rai Intl. Airport (CEI)? > The majority of flights can be cancelled online, but every airline has different terms and conditions. If you do need to cancel your flight, check out our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from PHL to CEI that have flexible change policies? > Flights from PHL to Chiang Rai Intl. Airport (CEI) with flexible change policies are available from several airlines. Simply use our "No change fees" filter when searching. You'll only need to cover the difference in ticket price, without any added fees to worry about. ### How far is the flight from PHL to Mae Fah Luang - Chiang Rai Intl. Airport? > You'll have 13,400 kilometres to cover on the long-haul Philadelphia to Chiang Rai route. Dress in layers of comfy clothes and consider taking a pair of noise-cancelling headphones. ### Which airlines fly direct from PHL to CEI? > Right now, no airlines offer direct flights from PHL to CEI. You'll need to book a flight with at least one stop. To get the best price and connections, lock in your airfare well ahead of time. ### Are Philadelphia Intl. Airport (PHL) to CEI flight tickets cheaper when they're purchased at the last minute? > Airline tickets from Philadelphia Intl. Airport (PHL) to CEI are available up to 12 months before departure on Expedia. And although you may pick up a fantastic last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid landing the dreaded middle seat! We're always updating our fares to bring you the best bargains, so keep checking in for all the latest specials. ## Travel information | Origin airport | Philadelphia Intl. | | --- | --- | | Destination airport | Chiang Rai Intl. | | Distance | 13264 km | ## Book with confidence ### Philadelphia to Chiang Rai Flights **The easy way to book your flights from Philadelphia to Chiang Rai**  With Expedia, it’s simple to find and book flights to Chiang Rai from Philadelphia whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Chiang Rai Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Philadelphia to Chiang Rai today, tomorrow, or this week.   **Save dollars with cheap flights from Philadelphia Intl., PHL to Chiang Rai Intl., CEI**  Sort your search results by price to find great deals on your flight from Philadelphia to Chiang Rai—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chiang Rai from Philadelphia currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Chiang Rai   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Chiang Rai from Philadelphia**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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