Title: CA $925 Cheap Flights from Chicago (CHI) to Samui Intl. Airport (USM) - Expedia.ca ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6035013/26cceeb4-7a5f-4132-838c-9d0a557db5d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $925 Cheap Flights from Chicago (CHI) to Samui Intl. Airport (USM) [View CA $925 flight on Thu, Mar 26, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:ORD,to:USM,departure:26/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:924.40&airProductToken=AQpjCh4IxbIBEgIxMBiuHCCAPSje1ogDMP7ciAM4VUAAWAEKHwjFsgESAzQwMBiAPSDBUijs3YgDMNngiAM4VUABWAEKIAjFsgESBDc2MTkYwVIg1GQo-OOIAzC-5IgDOFVAAVgBEgoIARABGAEqAkVZGAEiBAgBEAEoBDAB) ## Popular airlines from Chicago to Samui Intl. Airport (USM) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BR.svg) EVA Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EY.svg) Etihad Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EY"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CX.svg) Cathay Pacific [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CX"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_JL.svg) Japan Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"JL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:CHI,to:USM,departure:27/03/2026TANYT&leg2=from:USM,to:CHI,departure:03/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](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 30% 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.ca/login) ## Cheap flights from Chicago (CHI) to Samui Intl. Airport (USM) Prices were available within the past 7 days and start at CA $925 for one-way flights and CA $1,436 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Mon, Apr 20 - Wed, May 6 ORD Chicago USM Koh Samui CA $1,436 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:20/04/2026TANYT&leg2=from:USM,to:ORD,departure:06/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1435.30&airProductToken=AQpiCh4IwqQBEgI1NRiuHCDzIyjK6YoDMIDxigM4VkAAWAEKHgjCpAESAjY3GPMjIMFSKKDyigMwi_SKAzhWQAFYAQogCMKkARIEMzk1MRjBUiDUZCj09IoDMLX1igM4QkABWAEKYwogCMKkARIEMzkzMhjUZCDBUiiHnIwDMNKcjAM4U0AAWAEKHwjCpAESAzIxMhjBUiDzIyjFnYwDMKufjAM4VkABWAEKHgjCpAESAjU2GPMjIK4cKNCgjAMwmKeMAzhWQAFYARIKCAEQARgBKgJCUhgBIgQIARABKAQwAQ) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Sun, Apr 19 - Wed, May 6 ORD Chicago USM Koh Samui CA $1,490 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:19/04/2026TANYT&leg2=from:USM,to:ORD,departure:06/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1489.30&airProductToken=AQpiCh4IwqQBEgI1NRiuHCDzIyiq3ooDMODligM4VkAAWAEKHgjCpAESAjY3GPMjIMFSKIDnigMw6-iKAzhWQAFYAQogCMKkARIEMzk1MRjBUiDUZCjU6YoDMJXqigM4QkABWAEKYwogCMKkARIEMzkzMhjUZCDBUiiHnIwDMNKcjAM4U0AAWAEKHwjCpAESAzIxMhjBUiDzIyjFnYwDMKufjAM4VkABWAEKHgjCpAESAjU2GPMjIK4cKNCgjAMwmKeMAzhWQAFYARIKCAEQARgBKgJCUhgBIgQIARABKAQwAQ) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Wed, Apr 29 - Thu, May 21 ORD Chicago USM Koh Samui CA $1,517 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:29/04/2026TANYT&leg2=from:USM,to:ORD,departure:21/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1516.30&airProductToken=AQpiCh4IwqQBEgI1NRiuHCDzIyjqzosDMKDWiwM4VkAAWAEKHgjCpAESAjY3GPMjIMFSKMDXiwMwq9mLAzhWQAFYAQogCMKkARIEMzk1MRjBUiDUZCiU2osDMNXaiwM4WUABWAEKYwogCMKkARIEMzk1MhjUZCDBUijJxI0DMJTFjQM4U0AAWAEKHwjCpAESAzIxMhjBUiDzIyilxo0DMIvIjQM4VkABWAEKHgjCpAESAjU2GPMjIK4cKLDJjQMw-M-NAzhWQAFYARIKCAEQARgBKgJCUhgBIgQIARABKAQwAQ) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Fri, Apr 24 - Sat, May 9 ORD Chicago USM Koh Samui CA $1,544 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:24/04/2026TANYT&leg2=from:USM,to:ORD,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1543.30&airProductToken=AQpiCh4IwqQBEgI1NRiuHCDzIyjKlosDMICeiwM4VkAAWAEKHgjCpAESAjY3GPMjIMFSKKCfiwMwi6GLAzhWQAFYAQogCMKkARIEMzk1MRjBUiDUZCj0oYsDMLWiiwM4TUABWAEKYwogCMKkARIEMzk5MhjUZCDBUiiPw4wDMNrDjAM4TUAAWAEKHwjCpAESAzIwNhjBUiDzIyi7xYwDMJzHjAM4VkABWAEKHgjCpAESAjU2GPMjIK4cKNDNjAMwmNSMAzhWQAFYARIKCAEQARgBKgJCUhgBIgQIARABKAQwAQ) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Wed, Apr 29 - Sat, May 16 ORD Chicago USM Koh Samui CA $1,571 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:29/04/2026TANYT&leg2=from:USM,to:ORD,departure:16/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1570.30&airProductToken=AQpiCh4IwqQBEgI1NRiuHCDzIyjqzosDMKDWiwM4VkAAWAEKHgjCpAESAjY3GPMjIMFSKMDXiwMwq9mLAzhWQAFYAQogCMKkARIEMzk1MRjBUiDUZCiU2osDMNXaiwM4WUABWAEKYwogCMKkARIEMzk4MhjUZCDBUijyi40DML2MjQM4V0AAWAEKHwjCpAESAzIxMhjBUiDzIyiFjo0DMOuPjQM4VkABWAEKHgjCpAESAjU2GPMjIK4cKJCRjQMw2JeNAzhWQAFYARIKCAEQARgBKgJCUhgBIgQIARABKAQwAQ) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Sat, May 2 - Mon, May 18 ORD Chicago USM Koh Samui CA $1,609 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:02/05/2026TANYT&leg2=from:USM,to:ORD,departure:18/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1608.90&airProductToken=AQpjCh4I1JYBEgE2GK4cIMicASjm-YsDMOb-iwM4V0AAWAEKHwjUlgESAjU4GMicASDBUiii_4sDMM2DjAM4V0ABWAEKIAjUlgESBDc1NjAYwVIg1GQoyoSMAzCLhYwDOFdAAVgBCmUKIAjUlgESBDc1NjQY1GQgwVIoh6iNAzDhqI0DOFdAAFgBCh8I1JYBEgI1MxjBUiDInAEoz6mNAzC2ro0DOFZAAVgBCiAI1JYBEgMxODUYyJwBIK4cKPKujQMwkLSNAzhWQAFYARIKCAEQARgBKgJUSxgBIgQIARABKAQwAQ) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Mon, Apr 20 - Fri, May 8 ORD Chicago USM Koh Samui CA $1,626 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:20/04/2026TANYT&leg2=from:USM,to:ORD,departure:08/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1625.30&airProductToken=AQpiCh4IwqQBEgI1NRiuHCDzIyjK6YoDMIDxigM4VkAAWAEKHgjCpAESAjY3GPMjIMFSKKDyigMwi_SKAzhWQAFYAQogCMKkARIEMzk1MRjBUiDUZCj09IoDMLX1igM4QkABWAEKYwogCMKkARIEMzkzMhjUZCDBUijHsowDMJKzjAM4U0AAWAEKHwjCpAESAzIxMhjBUiDzIyiFtIwDMOu1jAM4V0ABWAEKHgjCpAESAjU2GPMjIK4cKJC3jAMw2L2MAzhXQAFYARIKCAEQARgBKgJCUhgBIgQIARABKAQwAQ) ![Etihad Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EY.GIF) Sun, May 3 - Mon, May 18 ORD Chicago USM Koh Samui CA $1,637 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:03/05/2026TANYT&leg2=from:USM,to:ORD,departure:18/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1636.90&airProductToken=AQpjCh4IxbIBEgIxMBiuHCCAPSiUgowDML6IjAM4RUAAWAEKHwjFsgESAzQwMBiAPSDBUiiniYwDMLKMjAM4RUABWAEKIAjFsgESBDc2NzAYwVIg1GQoqY-MAzDqj4wDOEVAAVgBCmQKIQjFsgESBDc3NjMY1GQgx5oBKI-njQMwy6eNAzhFQABYAQogCMWyARIDNDEzGMeaASCAPSjcqI0DMNirjQM4RUABWAEKHQjFsgESATkYgD0grhwo36yNAzDPs40DOEVAAVgBEgoIARABGAEqAkVZGAEiBAgBEAEoBDAB) ![Qatar Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif) Sat, May 9 - Sun, May 17 ORD Chicago USM Koh Samui CA $1,992 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:09/05/2026TANYT&leg2=from:USM,to:ORD,departure:17/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1991.50&airProductToken=AQpmCh8I0aQBEgM3MjYYrhwgwzsolMiMAzC0zowDOE9AAFgBCiAI0aQBEgM4NDIYwzsgx5oBKKnQjAMwzdOMAzhPQAFYAQohCNGkARIENDQwOBjHmgEg1GQou9SMAzDy1IwDOFdAAVgBCmQKIAjRpAESBDQzMzgY1GQgwVIo55yNAzDBnY0DOFdAAFgBCh8I0aQBEgM4MjcYwVIgwzso2Z-NAzDkoo0DOE9AAVgBCh8I0aQBEgM3MjUYwzsgrhwotqSNAzC1q40DOE9AAVgBEgoIARABGAEqAlFSGAEiBAgBEAEoBDAB) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Sun, May 17 - Thu, Jun 4 ORD Chicago USM Koh Samui CA $2,314 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:USM,departure:17/05/2026TANYT&leg2=from:USM,to:ORD,departure:04/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2313.40&airProductToken=AQpkCh8IzJABEgM0MzUYrhwgjBUooKONAzCep40DOEtAAFgBCh8IzJABEgM3NzIYjBUgwVIoxKuNAzDEsI0DOEtAAVgBCiAIzJABEgQ0NjI4GMFSINRkKJ6xjQMw37GNAzhLQAFYAQplCiAIzJABEgQ0NjM2GNRkIJJqKNXljgMwyOaOAzhMQABYAQofCMyQARIDNzY5GJJqIIwVKJXojgMwg-6OAzhMQAFYAQogCMyQARIEOTI2OBiMFSCuHCj68I4DMLT1jgM4TEABWAESCggBEAEYASoCTEgYASIECAEQASgEMAE) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.ca/deals?rfrr=FTG_SPRING_PROMO_) ## Travel information | Origin airport | O'Hare Intl. | | ------------------- | ---------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Samui Intl. Airport | | Airlines serving | British Airways, EVA Airways, Etihad Airways, KLM, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines | | Roundtrip price | CA $1,435 | | Distance | 14144 km | ## Book with confidence # Illinois to Koh Samui Flights **The easy way to book your flights from Chicago to Samui Intl. Airport** With Expedia, it’s simple to find and book flights to Samui Intl. Airport from Chicago whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Samui Intl. Airport, 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 Chicago to Samui Intl. Airport today, tomorrow, or this week. **Save dollars with cheap flights from CHI-All Airports, CHI to Samui Intl. Airport, USM** Sort your search results by price to find great deals on your flight from Chicago to Samui Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Samui Intl. Airport from Chicago currently is just CA $1,436 rising to CA $2,314\. Here are more money-saving tips: - Fly in April when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Samui Intl. Airport - 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 Samui Intl. Airport from Chicago** 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. So book your flight to Samui Intl. Airport with Expedia today. \*Available to Expedia members.