Title: £578 Cheap Japan Airlines flights from Bangkok to Boston (BKK→BOS) - Expedia.co.uk

![Boston](https://images.trvl-media.com/place/178239/8970bbdd-3367-4cf8-9ec8-fe9a12776371.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

![](https://images.trvl-media.com/place/178239/8970bbdd-3367-4cf8-9ec8-fe9a12776371.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

# £578 Cheap Japan Airlines flights from Bangkok to Boston (BKK→BOS)

[View £578 flight on Wed, 21 Jan 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:BKK,to:BOS,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:577.10&airProductToken=AQqeAQoyCMqYARICMzIYwVIgpxsoj_-CAzDegYMDOE5AAFgBaghFQ09TUFNWQ3IITkxFMDBZWjEKMQjKmAESATQYpxsgqVEo5YKDAzDsiIMDOE5AAVgBaghFQ09TUFNWQ3IITkxFMDBZWjEKNQjKmAESBDc0NTIYqVEgwZMBKKCKgwMw7IqDAzhOQAFYAWoIRUNPU1BTVkNyCE5MRTAwWVoxEgoIARABGAEqAkpMGAEiBAgBEAEoAigDKAQwAQ) 

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## Japan Airlines flights from Bangkok to Boston (BKK→BOS)

Prices were available within the past 7 days and start at £578 for one-way flights and £834 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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![Japan Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/JL.gif)

Wed, 21 Jan - Sat, 24 Jan

BKK

Bangkok

BOS

Boston

£834

Return

found 2 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BKK,to:BOS,departure:21/01/2026TANYT&leg2=from:BOS,to:BKK,departure:24/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:833.70&airProductToken=AQqPAQooCMqYARICMzQYwVIgpxso6YSDAzC4h4MDOE9AAFgBcghPTkUwOFJaMQopCMqYARICMTYYpxsgi7gBKOWMgwMws5GDAzhPQAFYAXIIT05FMDhSWjEKOAjKmAESBDc1MjUYi7gBIMGTASjTkoMDMJaVgwM4TkABWAFyCE5MRTA4WVoxegoIwYIBEgQ3NTI1ClcKKQjKmAESATcYwZMBIK2cASjLp4MDMJOugwM4TkAAWAFyCE5MRTA4WVoxCioIypgBEgM3MDcYrZwBIMFSKJWvgwMww7KDAzhOQAFYAXIITkxFMDhZWjESCggBEAEYASoCSkwYASIECAEQASgCKAMoBDAB)

## Find the cheapest month to fly from Bangkok (BKK) to Boston (BOS)

### November is typically the cheapest month to fly

From £737 - £937 per traveller.

## Travel information

| Origin airport      | Suvarnabhumi Intl.                                                                                                                                                                                                                                                                                           |
| ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| Destination airport | Logan Intl.                                                                                                                                                                                                                                                                                                  |
| Airlines serving    | Air Canada, Air France, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Japan Airlines, JetBlue Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United |
| Popular airline     | Cathay Pacific                                                                                                                                                                                                                                                                                               |
| Distance            | 13644 km                                                                                                                                                                                                                                                                                                     |

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