Title: £185 Cheap Flights from Kathmandu to Siddharthanagar (KTM to BWA) - 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) # £185 Cheap Flights from Kathmandu (KTM) to Siddharthanagar (BWA) [View £185 flight on Sat, 29 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:KTM,to:BWA,departure:29/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:184.20&airProductToken=AQohCh8IyGISBDQ2NTUY6mQgwQUo0ar-AjDvqv4COFlAAFgBEgoIARABGAEqAkhSGAEiBAgBEAEoCCgEMAE) - [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 ## Popular airlines from Tribhuvan Intl. Airport (KTM) to Siddharthanagar (BWA-Gautam Buddha) - ![Hahn Air Systems](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:KTM,to:BWA,departure:02/12/2025TANYT&leg2=from:BWA,to:KTM,departure:09/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"H1"}}]) - ![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) ## Cheap Flights from Kathmandu (KTM) to Siddharthanagar (BWA) Prices were available within the past 7 days and start at £185 for one-way flights and £358 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Hahn Air Systems](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/h1.gif) Sat, 27 Dec - Sat, 3 Jan KTM Kathmandu BWA Siddharthanagar £358 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:KTM,to:BWA,departure:27/12/2025TANYT&leg2=from:BWA,to:KTM,departure:03/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:357.40&airProductToken=AQoqCigIyGISBDUzMDgY6mQgwQUov-aAAzDi5oADOFlAAFgBcgdZT1dOOU5QEgoIARABGAEqAkhSGAEiBAgBEAEoAigDKAQwAQ) ![Hahn Air Systems](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/h1.gif) Mon, 22 Dec - Wed, 31 Dec KTM Kathmandu BWA Siddharthanagar £358 Return found 20 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:KTM,to:BWA,departure:22/12/2025TANYT&leg2=from:BWA,to:KTM,departure:31/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:357.80&airProductToken=AQoqCigIyGISBDUzMTAY6mQgwQUosrCAAzDVsIADOFlAAFgBcgdZT1dOOU5QEgoIARABGAEqAkhSGAEiBAgBEAEoAigDKAQwAQ) ![Hahn Air Systems](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/h1.gif) Mon, 1 Dec - Fri, 5 Dec KTM Kathmandu BWA Siddharthanagar £359 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:KTM,to:BWA,departure:01/12/2025TANYT&leg2=from:BWA,to:KTM,departure:05/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:358.70&airProductToken=AQoqCigIyGISBDUzMTAY6mQgwQUoksT-AjC1xP4COFlAAFgBcgdZT1dOOU5QCioKKAjIYhIENTMzMhjBBSDqZCjf8v4CMILz_gI4WUAAWAFyB1lPV045TlASCggBEAEYASoCSFIYASIECAEQASgCKAMoBDAB) ## Travel information 0 | Origin airport | Tribhuvan Intl. | | --- | --- | | Destination airport | Gautam Buddha | | Airlines serving | Hahn Air Systems | | Return price | £357 | | Distance | 190 km | ## Book with confidence ### Compare flights from Kathmandu to Siddharthanagar easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Kathmandu to Siddharthanagar. Operating between them flights per day, 6 airlines cover the route. And fly direct, getting you to Gautam Buddha in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Tribhuvan Intl. to Gautam Buddha.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Tribhuvan Intl. (KTM) to Gautam Buddha (BWA) The easiest way to view the best deals on flights from Kathmandu to Siddharthanagar today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Tribhuvan Intl. to Gautam Buddha start at just £358 and range up to £359.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Kathmandu and Siddharthanagar - booking your flight during December, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Kathmandu to Siddharthanagar flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Tribhuvan Intl. to Gautam Buddha for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. 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