Cheap Flights from Biratnagar (BIR) to Kathmandu (KTM)

Popular airlines from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)

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Flights from Biratnagar (BIR) to Kathmandu (KTM)
Origin airport
Biratnagar
Destination airport
Tribhuvan Intl.
Distance
144 mi

Biratnagar to Kathmandu Flights

The cheapest times to fly from Biratnagar to Kathmandu

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Biratnagar to Kathmandu are during the month of . You can find some of the cheapest flights from Biratnagar to Kathmandu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Biratnagar to Kathmandu

Sunday is one of the best days to book for cheap flights from Biratnagar to Kathmandu: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Biratnagar to Kathmandu

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Biratnagar to Kathmandu in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Biratnagar to Kathmandu flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Biratnagar to Kathmandu airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM) cost?
You can find affordable return tickets from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM) starting at $524. Snag a seat and get ready for takeoff. 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 BIR on July 19 2025 and touching down at KTM. The price was last updated on July 5 2025 and has not changed since.
What is the cheapest month to fly from BIR to KTM?
The cheapest flights from BIR to KTM 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 Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
Fly straight to Tribhuvan Intl. Airport (KTM). 3 carriers operate direct routes from Biratnagar (BIR), including:

  • Buddha Air
  • Yeti Airlines
  • Shree Airlines

What is the cheapest airline that flies from BIR to KTM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BIR to KTM. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
Every day on average, 20 direct flights take off from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM). Choose the departure that fits your schedule best.
What are the most popular departure times for flights from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
The 12 PM departures from BIR to KTM are the most sought after. These flights can come with a higher price due to their popularity. If you want to save on your trip, book during off-peak hours.
What day of the week has the most flights from BIR to KTM?
If you fly on a Saturday, you'll get the biggest range of choices for flights from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM).
What is the earliest flight from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
The first flight of the day taking off from Biratnagar (BIR) is at around 7:20AM UTC+5. Hop on this flight and you'll reach Tribhuvan Intl. Airport (KTM) at approximately 8:00AM UTC+5. The total travel time is 40m.
How long does it take to fly from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
Flights from BIR to KTM have an average travel time of 38 minutes. The total distance between the two is 140 mi.
What is the best time to fly from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
To reach Tribhuvan Intl. Airport (KTM) without delays, opt for a flight that takes off from Biratnagar (BIR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM) last-minute?
Last-minute fares from BIR to KTM are usually more expensive. To lock in the best prices, start looking for flights ahead of time. That being said, if you're flexible with your travel plans, you may land a cheap fare right before your trip.
Is it cheaper to book a BIR to KTM flight and hotel package?
You'll typically save money by securing a BIR to KTM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Biratnagar (BIR) to Tribhuvan Intl. Airport (KTM)?
Typically, you're able to reschedule or cancel your BIR to KTM flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, go to our Customer Service portal.

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