$246 Cheap Flights from Kathmandu (KTM) to Siddharthanagar (BWA)

View $246 flight on Wed, Oct 1, 2025Opens in a new window

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Cheap Flights from Kathmandu to Siddharthanagar (KTM-BWA)

Prices were available within the past 7 days and start at $246 for one-way flights and $470 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hahn Air Systems
Sun, Apr 27 - Thu, May 1
KTM
Kathmandu
BWA
Siddharthanagar
$470 Roundtrip, found 2 hours ago
$470
Roundtrip
found 2 hours ago
Select Hahn Air Systems flight, departing Sun, Apr 27 from Kathmandu to Siddharthanagar, returning Thu, May 1, priced at $470 found 2 hours ago
Hahn Air Systems
Sun, Apr 27 - Tue, Apr 29
KTM
Kathmandu
BWA
Siddharthanagar
$479 Roundtrip, found 1 hour ago
$479
Roundtrip
found 1 hour ago
Select Hahn Air Systems flight, departing Sun, Apr 27 from Kathmandu to Siddharthanagar, returning Tue, Apr 29, priced at $479 found 1 hour ago
Hahn Air Systems
Tue, May 6 - Tue, May 13
KTM
Kathmandu
BWA
Siddharthanagar
$486 Roundtrip, found 22 hours ago
$486
Roundtrip
found 22 hours ago
Select Hahn Air Systems flight, departing Tue, May 6 from Kathmandu to Siddharthanagar, returning Tue, May 13, priced at $486 found 22 hours ago
Hahn Air Systems
Sun, Apr 27 - Tue, Apr 29
KTM
Kathmandu
BWA
Siddharthanagar
$486 Roundtrip, found 1 hour ago
$486
Roundtrip
found 1 hour ago
Select Hahn Air Systems flight, departing Sun, Apr 27 from Kathmandu to Siddharthanagar, returning Tue, Apr 29, priced at $486 found 1 hour ago
Hahn Air Systems
Tue, May 6 - Tue, May 13
KTM
Kathmandu
BWA
Siddharthanagar
$493 Roundtrip, found 22 hours ago
$493
Roundtrip
found 22 hours ago
Select Hahn Air Systems flight, departing Tue, May 6 from Kathmandu to Siddharthanagar, returning Tue, May 13, priced at $493 found 22 hours ago
Hahn Air Systems
Sun, Apr 27 - Tue, Apr 29
KTM
Kathmandu
BWA
Siddharthanagar
$494 Roundtrip, found 1 hour ago
$494
Roundtrip
found 1 hour ago
Select Hahn Air Systems flight, departing Sun, Apr 27 from Kathmandu to Siddharthanagar, returning Tue, Apr 29, priced at $494 found 1 hour ago

Frequently asked questions

How much does a flight from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA) cost?
Pick up cheap return fares starting from $479 from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Hahn Air flight leaving KTM on May 6 2025 and touching down at BWA. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from KTM to BWA?
The cheapest flights from KTM to BWA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
Take the express route to Gautam Buddha Airport (BWA). 4 carriers offer direct flights from Tribhuvan Intl. Airport (KTM), including:

  • Buddha Air
  • Yeti Airlines
  • Shree Airlines

What is the cheapest airline that flies from KTM to BWA?
Travel from KTM to BWA with Hahn Air. This carrier currently offers the cheapest one-way fare on this route, starting at $251. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from KTM on May 28 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
When taking off from Tribhuvan Intl. Airport (KTM), you can choose from an average of 17 daily direct flights to Gautam Buddha Airport (BWA).
What are the most popular departure times for flights from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
More travelers fly between KTM and BWA at 1 PM than at any other time of day. Prefer a quieter experience? Travel outside of rush hours and you could save on your ticket as well.
What day of the week has the most flights from KTM to BWA?
Friday has the most flights from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA). Consider jetting off on this day and you’ll have the best chance of finding a schedule that works for you.
What is the earliest flight from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
Tribhuvan Intl. Airport (KTM)’s first flight to Gautam Buddha Airport (BWA) leaves at approximately 8:10AM UTC+5. With a travel time of 30m, you’ll arrive at around 8:40AM UTC+5.
How long does it take to fly from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
Flights from KTM to BWA have an average travel time of 29 minutes. The distance between these two airports is 120 mi.
What is the best time to fly from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
Select a flight from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA) that leaves before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA) last-minute?
Booking your plane ticket from KTM to BWA just before your trip is generally more expensive. But if you’re flexible with your travel dates and times, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from Tribhuvan Intl. Airport (KTM) to Gautam Buddha Airport (BWA)?
In most instances, you can modify or cancel your KTM to BWA flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline’s fees and policies on flight changes, or if you want further details, go to our Customer Service portal.
*Available to One Key members.