Title: Cheap Flights to Si Don Chai - Expedia.co.uk ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £41 Cheap Flights to Si Don Chai [View £41 flight on Mon, 27 Jul 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:DMK,to:CEI,departure:27/07/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:40.70&airProductToken=AQohCh8I05gBEgM1NDQYg1MggkEo8rqTAzDHu5MDOFhAAFgBEgoIARABGAEqAkdQGAEiBAgBEAEoBDAB) - [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 [Hotels in Si Don Chai](https://expedia.co.uk/Si-Don-Chai-Hotels.d3000734762.Travel-Guide-Hotels)[Si Don Chai Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Si-Don-Chai.d3000734762.Car-Hire-Guide)[Si Don Chai Holidays](https://expedia.co.uk/Si-Don-Chai.d3000734762.Holidays-City-Breaks) ## Popular airlines - ![](https://a.travel-assets.com/air/airlines/fd_sq.svg) Thai AirAsia [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FD"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TG.svg) Thai Airways International [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TG"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_H1.svg) Hahn Air Systems [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"H1"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DD.svg) Nok Air [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DD"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SQ.svg) Singapore Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TR.svg) Scoot [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TR"}}]) - ![](https://a.travel-assets.com/air/airlines/sl_sq.svg) Thai Lion Mantari [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,departure:14/03/2026TANYT&leg2=from:Si Don Chai, Chiang Khong, Chiang Rai Province, Thailand,to:CMH,departure:21/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SL"}}]) - ![](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\* - ![](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\* - ![](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) ## Cheap round-trip flights to Si Don Chai Prices were available within the past 7 days and start at £41 for one-way flights and £74 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Thai Lion Mantari](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SL.gif) Wed, 22 Jul - Sat, 8 Aug DMK Bangkok CEI Chiang Rai £74 Return found 3 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DMK,to:CEI,departure:22/07/2026TANYT&leg2=from:CEI,to:DMK,departure:08/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:73.60&airProductToken=AQohCh8I05gBEgM1MzIYg1MggkEo5v2SAzC7_pIDOE9AAFgBCiEKHwjTmAESAzUzMxiCQSCDUyiDvpQDMNO-lAM4T0AAWAESCggBEAEYASoCR1AYASIECAEQASgEMAE) ![Thai Vietjet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VZ.gif) Wed, 29 Jul - Thu, 13 Aug BKK Bangkok CEI Chiang Rai £109 Return found 19 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BKK,to:CEI,departure:29/07/2026TANYT&leg2=from:CEI,to:BKK,departure:13/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:108.20&airProductToken=AQohCh8I1rQBEgMxMzAYwVIggkEo4suTAzC3zJMDOFdAAFgBCiEKHwjWtAESAzEzNRiCQSDBUijn-pQDMLz7lAM4VUAAWAESCggBEAEYASoCSFIYASIECAEQASgIKAQwAQ) ![Hahn Air Systems](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/h1.gif) Fri, 27 Mar - Tue, 31 Mar BKK Bangkok CEI Chiang Rai £126 Return found 7 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BKK,to:CEI,departure:27/03/2026TANYT&leg2=from:CEI,to:BKK,departure:31/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:125.60&airProductToken=AQo0CjIIyGISBDQ3NTgYwVIggkEogdyIAzDW3IgDOEtAAFgBcgVLT1dWWnoKCNa0ARIENDc1OBIKCAEQARgBKgJIUhgBIgQIARABKAIoAygEMAE) ![Thai Airways International](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TG.gif) Sat, 29 Aug - Sat, 12 Sept BKK Bangkok CEI Chiang Rai £133 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BKK,to:CEI,departure:29/08/2026TANYT&leg2=from:CEI,to:BKK,departure:12/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:132.20&airProductToken=AQovCi0I1I4BEgMxMzAYwVIggkEooamWAzCAqpYDOFRAAFgBagVFQ09GWHIFVExSRlgKLwotCNSOARIDMTMzGIJBIMFSKLDJlwMwisqXAzhUQABYAWoFRUNPRlhyBVRMUkZYEgoIARABGAEqAlRHGAEiBAgBEAEoAigDKAQwAQ) ![Scoot](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TR.gif) Tue, 28 Apr - Thu, 7 May KUL Kuala Lumpur CEI Chiang Rai £175 Return found 22 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:KUL,to:CEI,departure:28/04/2026TANYT&leg2=from:CEI,to:KUL,departure:07/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:174.27&airProductToken=AQpgCi4I1KQBEgM0NjcYil0gkmoo9ceLAzDFyIsDOE9AAFgBagVCQVNJQ3IGTzFDQ09BCi4I1KQBEgM2NzAYkmoggkEoi86LAzDTz4sDOE9AAFgBagVCQVNJQ3IGTzFDQ09BCmAKLgjUpAESAzY3MRiCQSCSaiitqowDMPCrjAM4T0AAWAFqBUJBU0lDcgZPMUNDT0EKLgjUpAESAzQ1NhiSaiCKXSiRsIwDMNywjAM4T0AAWAFqBUJBU0lDcgZPMUNDT0ESCggLEAEYCCoCVFIYASIECAEQASgCMAM) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Holiday Sale Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save. [Book now](https://expedia.co.uk/cheap-deals?rfrr=FTG_SPRING_PROMO_) ## Book with confidence # Expedia flights to Si Don Chai Searching for cheap flights to Si Don Chai? No travel company presents more choices than Expedia if you're looking to compare flights to Si Don Chai. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Chiang Khong. Expedia provides the cheapest flights to many destinations in Chiang Khong and you may find even greater savings if you combine your flight with a hotel stay in Si Don Chai. Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast. Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Si Don Chai for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Si Don Chai flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price. ## Travel information | Destination airport | Chiang Rai Intl. | | ----------------------------- | ---------------- | | Destination airport IATA code | CEI | | Destination city name | Chiang Rai | | Return price | £74 | ## Trending flights to Si Don Chai Prices were available within the past 7 days and start at £41 for one-way flights and £74 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Qatar Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif) Tue, 16 Jun - Mon, 29 Jun LGW London CEI Chiang Rai £674 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:CEI,departure:16/06/2026TANYT&leg2=from:CEI,to:LGW,departure:29/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:673.20&airProductToken=AQpkCiAI0aQBEgMzMzAYy7EBIMM7KM7rjwMw3u6PAzhPQABYAQofCNGkARIDODM4GMM7IMFSKPnvjwMwmPOPAzhPQAFYAQofCNSOARIDMTMwGMFSIIJBKIH0jwMw4PSPAzhTQAFYAQpkCh8I1I4BEgMxMzMYgkEgwVIo0P2QAzCq_pADOFNAAFgBCh8I0aQBEgM4MzUYwVIgwzsozICRAzDXg5EDOE9AAVgBCiAI0aQBEgMzMjkYwzsgy7EBKIuFkQMwtIiRAzhPQAFYARIKCAEQARgBKgJRUhgBIgQIARABKAQwAQ) \*Available to Expedia members.