Title: £698 Cheap Thai Airways International flights from Sydney to Chiang Rai (SYD→CEI) - Expedia.co.uk ![Chiang Rai, Thailand](https://images.trvl-media.com/place/6094729/3ac06932-6098-412e-b39d-94b392857668.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Tau ScubaDiver ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £698 Cheap Thai Airways International flights from Sydney to Chiang Rai (SYD→CEI) [View £698 flight on Mon, 5 Jan 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:SYD,to:CEI,departure:05/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:697.41&airProductToken=AQpgCi4I1I4BEgM0NzYYkh4gwVIopMmBAzDZzYEDOFFAAFgBagZFQ09GWDFyBVFMT0ZYCi4I1I4BEgMxMzYYwVIggkEors6BAzCIz4EDOFFAAVgBagZFQ09GWDFyBVFMT0ZYEgoIARABGAEqAlRHGAEiBAgBEAEoAigDKAQwAQ) - [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 ![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) ## Thai Airways International flights from Sydney to Chiang Rai (SYD→CEI) Prices were available within the past 7 days and start at £698 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return Flight from Sydney to Chiang Rai route information | Origin airport | Kingsford Smith Intl. | | --- | --- | | Destination airport | Chiang Rai Intl. | | Distance | 8037 km | ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Holiday Homes - Other ### Accommodation - [3 Star Hotels in Chiang Rai](https://www.expedia.co.uk/3Star-Chiang-Rai-Hotels.s30-0-d6094729.Travel-Guide-Filter-Hotels) - [4 Star Hotels in Chiang Rai](https://www.expedia.co.uk/4Star-Chiang-Rai-Hotels.s40-0-d6094729.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Chiang Rai](https://www.expedia.co.uk/5Star-Chiang-Rai-Hotels.s50-0-d6094729.Travel-Guide-Filter-Hotels) - [Ban Dai Ta Lor Hotels](https://www.expedia.co.uk/Ban-Dai-Ta-Lor-Wiang-Chai-Hotels.0-n553248635318220157-0.Travel-Guide-Filter-Hotels) - [Ban Du Hotels](https://www.expedia.co.uk/Ban-Du-Hotels.d6216924.Travel-Guide-Hotels) - [Ban Fang Min Hotels](https://www.expedia.co.uk/Ban-Fang-Min-Hotels.d3000002858.Travel-Guide-Hotels) - [Ban Hua Khwai Hotels](https://www.expedia.co.uk/Ban-Hua-Khwai-Hotels.d553248635975864351.Travel-Guide-Hotels) - [Ban Long O Hotels](https://www.expedia.co.uk/Ban-Long-O-Hotels.d553248635975871911.Travel-Guide-Hotels) - [Bua Sali Hotels](https://www.expedia.co.uk/Bua-Sali-Hotels.d3000700808.Travel-Guide-Hotels) - [Hotels near Chiang Rai Clock Tower](https://www.expedia.co.uk/Chiang-Rai-Clock-Tower-Hotels.0-l6307458-0.Travel-Guide-Filter-Hotels) - [Guest Houses in Chiang Rai](https://www.expedia.co.uk/Chiang-Rai-Guest-Houses.d6094729-aaGuestHouses.Travel-Guide-Accommodation) - [Hostels in Chiang Rai](https://www.expedia.co.uk/Chiang-Rai-Hostels.d6094729-aaHostels.Travel-Guide-Accommodation) - [Adults Only Resorts & in Chiang Rai](https://www.expedia.co.uk/Chiang-Rai-Hotels-Adults-Only-Resorts.0-0-d6094729-tAdultsOnlyResorts.Travel-Guide-Filter-Hotels) - [All-Inclusive Hotels in Chiang Rai](https://www.expedia.co.uk/Chiang-Rai-Hotels-All-Inclusive-Hotel.0-0-d6094729-tAllInclusiveHotel.Travel-Guide-Filter-Hotels) - 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[Visit Wieng](https://www.expedia.co.uk/Wieng.dx3000752181) ### Cars - [Avis Rental Cars in Chiang Rai](https://www.expedia.co.uk/Avis-Car-Rentals-In-Chiang-Rai.d6094729-c41.Car-Rental-Guide-Suppliers) - [Budget Rental Cars in Chiang Rai](https://www.expedia.co.uk/Budget-Car-Rentals-In-Chiang-Rai.d6094729-c39.Car-Rental-Guide-Suppliers) - [Car hire Chiang Rai](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Chiang-Rai.d6094729.Car-Hire-Guide) - [Car hire Mae Chan](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Mae-Chan.d6122867.Car-Hire-Guide) - [Convertible Car Hire in Chiang Rai](https://www.expedia.co.uk/Convertible-Car-Rentals-In-Chiang-Rai.d6094729-tConvertible.Car-Rental-Guide-Class) - [Hertz Rental Cars in Chiang Rai](https://www.expedia.co.uk/Hertz-Car-Rentals-In-Chiang-Rai.d6094729-c40.Car-Rental-Guide-Suppliers) - [Pickup Car Hire near White Temple](https://www.expedia.co.uk/Pickup-Car-Rentals-In-White-Temple.d6119570-tPickup.Car-Rental-Guide-Class) - [Sixt Rental Cars in Chiang Rai](https://www.expedia.co.uk/Sixt-Car-Rentals-In-Chiang-Rai.d6094729-c35.Car-Rental-Guide-Suppliers) ### Holiday Homes - 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