How can I find cheap flights from Tribhuvan International Airport to Biratnagar Airport?
Explore the cheapest one-way and round-trip flights from Tribhuvan International Airport to Biratnagar Airport over the next 90 days, with one-way fares from BRL 539 and round-trip from BRL 1,129. Based on Trip.com's latest 7-day flight data.
- One way
- Return
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- Cheapest nonstop
KTM 11:1540mDirectBIR 11:55Kathmandu - Biratnagar | Fri, Sep 25 | Yetiairlines
BIR 07:3040mDirectKTM 08:10Biratnagar - Kathmandu | Fri, Oct 2 | YetiairlinesPrice detailsDepartureKTM-BIREconomy class
IncludedReturnBIR-KTMEconomy class
IncludedBRL 1,129 BRL 1,47523% off23% offBRL 1,475 BRL 1,129 -
KTM 15:4040mDirectBIR 16:20Kathmandu - Biratnagar | Tue, Oct 13 | Yetiairlines
BIR 07:3040mDirectKTM 08:10Biratnagar - Kathmandu | Thu, Oct 15 | YetiairlinesPrice detailsDepartureKTM-BIR
Included
ReturnBIR-KTMEconomy class
Included
BRL 1,139 BRL 1,47523% off23% offBRL 1,475 BRL 1,139 -
KTM 08:3045mDirectBIR 09:15Kathmandu - Biratnagar | Mon, Oct 5 | Yetiairlines
BIR 16:4045mDirectKTM 17:25Biratnagar - Kathmandu | Mon, Oct 12 | YetiairlinesPrice detailsDepartureKTM-BIREconomy class
Included
ReturnBIR-KTMEconomy class
Included
BRL 1,141 BRL 1,47523% off23% offBRL 1,475 BRL 1,141 -
KTM 19:0040mDirectBIR 19:40Kathmandu - Biratnagar | Fri, Oct 2 | Yetiairlines
BIR 07:3040mDirectKTM 08:10Biratnagar - Kathmandu | Fri, Oct 9 | YetiairlinesPrice detailsDepartureKTM-BIR
Included
ReturnBIR-KTM
Included
BRL 1,16821% offBRL 1,475 BRL 1,168 -
KTM 15:4040mDirectBIR 16:20Kathmandu - Biratnagar | Wed, Sep 23 | Yetiairlines
BIR 09:1540mDirectKTM 09:55Biratnagar - Kathmandu | Wed, Sep 30 | YetiairlinesPrice detailsDepartureKTM-BIREconomy class
Included
ReturnBIR-KTMEconomy class
Included
BRL 1,17021% offBRL 1,475 BRL 1,170 -
KTM 19:0040mDirectBIR 19:40Kathmandu - Biratnagar | Thu, Oct 15 | Yetiairlines
BIR 19:3040mDirectKTM 20:10Biratnagar - Kathmandu | Thu, Oct 22 | YetiairlinesPrice detailsDepartureKTM-BIR
Included
ReturnBIR-KTM
Included
BRL 1,17221% offBRL 1,475 BRL 1,172 -
KTM 15:4040mDirectBIR 16:20Kathmandu - Biratnagar | Sat, Oct 3 | Yetiairlines
BIR 07:3040mDirectKTM 08:10Biratnagar - Kathmandu | Sat, Oct 10 | YetiairlinesPrice detailsDepartureKTM-BIR
Included
ReturnBIR-KTM
Included
BRL 1,17420% offBRL 1,475 BRL 1,174 -
KTM 15:4040mDirectBIR 16:20Kathmandu - Biratnagar | Sun, Oct 4 | Yetiairlines
BIR 07:3040mDirectKTM 08:10Biratnagar - Kathmandu | Sat, Oct 10 | YetiairlinesPrice detailsDepartureKTM-BIREconomy class
Included
ReturnBIR-KTM
Included
BRL 1,17620% offBRL 1,475 BRL 1,176 -
KTM 08:0540mDirectBIR 08:45Kathmandu - Biratnagar | Wed, Sep 30 | Yetiairlines
BIR 07:3040mDirectKTM 08:10Biratnagar - Kathmandu | Wed, Oct 7 | YetiairlinesPrice detailsDepartureKTM-BIREconomy class
Included
ReturnBIR-KTMEconomy class
Included
BRL 1,17720% offBRL 1,475 BRL 1,177 -
KTM 13:0540mDirectBIR 13:45Kathmandu - Biratnagar | Sun, Sep 27 | Yetiairlines
BIR 09:3040mDirectKTM 10:10Biratnagar - Kathmandu | Sun, Oct 4 | YetiairlinesPrice detailsDepartureKTM-BIREconomy class
Included
ReturnBIR-KTMEconomy class
Included
BRL 1,17720% offBRL 1,475 BRL 1,177 -
KTM 08:3045mDirectBIR 09:15Kathmandu - Biratnagar | Fri, Oct 9 | Yetiairlines
BIR 12:2540mDirectKTM 13:05Biratnagar - Kathmandu | Fri, Oct 16 | YetiairlinesPrice detailsDepartureKTM-BIR
Included
ReturnBIR-KTM
Included
BRL 1,17820% offBRL 1,475 BRL 1,178 -
KTM 12:3540mDirectBIR 13:15Kathmandu - Biratnagar | Fri, Oct 16 | Yetiairlines
BIR 16:4045mDirectKTM 17:25Biratnagar - Kathmandu | Fri, Oct 23 | YetiairlinesPrice detailsDepartureKTM-BIR
Included
ReturnBIR-KTM
Included
BRL 1,18020% offBRL 1,475 BRL 1,180 -
KTM 13:0017h 25m1 stopBIR 14:00Kathmandu - Biratnagar | Thu, Sep 24 | Normal Airline
BIR 15:006hDirectKTM 16:00Biratnagar - Kathmandu | Sat, Sep 26 | Normal AirlineFind more flightsFind more flights
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Cheapest nonstop
KTM 12:3540mDirectBIR 13:15Kathmandu - Biratnagar | Thu, Oct 29 | Yetiairlines
BRL 539 BRL 86538% off38% offBRL 865 BRL 539 -
KTM 15:3040mDirectBIR 16:10Kathmandu - Biratnagar | Mon, Oct 5 | Yetiairlines
BRL 572 BRL 86534% off34% offBRL 865 BRL 572 -
KTM 18:2040mDirectBIR 19:00Kathmandu - Biratnagar | Sat, Oct 24 | Yetiairlines
BRL 613 BRL 86528% off28% offBRL 865 BRL 613 -
KTM 08:3045mDirectBIR 09:15Kathmandu - Biratnagar | Mon, Oct 26 | Yetiairlines
BRL 61928% offBRL 865 BRL 619 -
KTM 08:0540mDirectBIR 08:45Kathmandu - Biratnagar | Tue, Sep 29 | Yetiairlines
BRL 62228% offBRL 865 BRL 622 -
KTM 18:2040mDirectBIR 19:00Kathmandu - Biratnagar | Sat, Oct 17 | Yetiairlines
BRL 62328% offBRL 865 BRL 623 -
KTM 08:0540mDirectBIR 08:45Kathmandu - Biratnagar | Sun, Oct 4 | Yetiairlines
BRL 62628% offBRL 865 BRL 626 -
KTM 08:0540mDirectBIR 08:45Kathmandu - Biratnagar | Wed, Sep 30 | Yetiairlines
BRL 62827% offBRL 865 BRL 628 -
KTM 15:4040mDirectBIR 16:20Kathmandu - Biratnagar | Thu, Oct 22 | Yetiairlines
BRL 63027% offBRL 865 BRL 630 -
KTM 08:3045mDirectBIR 09:15Kathmandu - Biratnagar | Thu, Nov 12 | Yetiairlines
BRL 63527% offBRL 865 BRL 635 -
KTM 08:3045mDirectBIR 09:15Kathmandu - Biratnagar | Tue, Nov 3 | Yetiairlines
BRL 63527% offBRL 865 BRL 635 -
KTM 19:0040mDirectBIR 19:40Kathmandu - Biratnagar | Fri, Oct 23 | Yetiairlines
BRL 69220% offBRL 865 BRL 692 -
KTM 13:0017h 25m1 stopBIR 14:00Kathmandu - Biratnagar | Thu, Sep 24 | Normal AirlineFind more flightsFind more flights
Flight fares from Tribhuvan International Airport to Biratnagar Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.
Trip.com Price Insights: Flights from Tribhuvan International Airport to Biratnagar Airport
What is the cheapest month to fly from Tribhuvan International Airport to Biratnagar Airport?
Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Tribhuvan International Airport to Biratnagar Airport, the best time to buy is in January, with an average price of BRL 474. You’ll want to avoid June, when the average price can reach as high as BRL 700.
What is the cheapest day of the week to fly from Tribhuvan International Airport to Biratnagar Airport?
Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Tribhuvan International Airport to Biratnagar Airport is Sunday, with average fares typically lower than other days. You’ll want to avoid flying on Thursday, as ticket prices are usually the highest that day.
Which airline offers the cheapest flights from Tribhuvan International Airport to Biratnagar Airport?
The cheapest airline flying from Tribhuvan International Airport to Biratnagar Airport is Buddha Air (from BRL 597) among 3 carriers operating this route. Based on Trip.com's latest 7-day flight data.



Find more flights and airlines
What is the flight schedule from Tribhuvan International Airport to Biratnagar Airport?
Check the schedule for flights from Kathmandu to Biratnagar and find the flight that best matches your travel plans.

U4713
Tribhuvan International Airport
16:50
KTM
17:25
BIR
S M T W T F SSearch
U4709
Tribhuvan International Airport
14:40
KTM
15:15
BIR
S M T W T F SSearch
U4701
Tribhuvan International Airport
07:30
KTM
08:05
BIR
S M T W T F SSearch
U4703
Tribhuvan International Airport
09:40
KTM
10:15
BIR
S M T W T F SSearch
U4711
Tribhuvan International Airport
16:00
KTM
16:35
BIR
S M T W T F SSearch
U4705
Tribhuvan International Airport
12:15
KTM
12:50
BIR
S M T W T F SSearch
YT787
Tribhuvan International Airport
16:00
KTM
16:40
BIR
S M T W T F SSearch
YT789
Tribhuvan International Airport
18:20
KTM
19:00
BIR
S M T W T F SSearch
YT785
Tribhuvan International Airport
13:05
KTM
13:45
BIR
S M T W T F SSearch
YT781
Tribhuvan International Airport
08:20
KTM
09:00
BIR
S M T W T F SSearch
About Tribhuvan International Airport and Biratnagar Airport
Learn about Tribhuvan International Airport (KTM) and Biratnagar Airport (BIR) — including location, terminals, transportation, and travel tips.
| Flight distance | 238.29km |
|---|---|
| Cheapest one-way ticket price | BRL 539 |
| Cheapest return ticket price | BRL 1,129 |
FAQs for Tribhuvan International Airport to Biratnagar Airport Flights
How long is the flight from Tribhuvan International Airport to Biratnagar Airport?
Tribhuvan International Airport to Biratnagar Airport takes about 43 minutes on average. Actual flight time may vary depending on route, weather and air traffic.How many daily flights are there from Tribhuvan International Airport (KTM) to Biratnagar Airport (BIR)?
There are around 13 daily flights from Tribhuvan International Airport (KTM) to Biratnagar Airport (BIR).What is the flight schedule from Tribhuvan International Airport to Biratnagar Airport?
The earliest flight from Tribhuvan International Airport to Biratnagar Airport departs at 07:05, and the last departs at 18:20, with about 17 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.When are flight from Tribhuvan International Airport (KTM) to Biratnagar Airport (BIR) most expensive?
The route from Tribhuvan International Airport (KTM) to Biratnagar Airport (BIR) is quite popular. Without considering departure times or holidays, tickets cost around BRL 660 in November, the most expensive month to book this route.What time does the earliest flight from Tribhuvan International Airport to Biratnagar Airport depart?
The earliest flight departs from Tribhuvan International Airport (KTM) at 08:00 and arrives in Biratnagar Airport (BIR) at 08:35.What time does the latest flight from Tribhuvan International Airport to Biratnagar Airport depart?
The latest flight departs from Tribhuvan International Airport (KTM) at 19:00 and arrives in Biratnagar Airport (BIR) at 19:35.What is the transportation method from the main airport to downtown in Biratnagar?
- The distance from Biratnagar Airport to downtown is about 1km, by taxi about 20 minutes.
What's the closest airport to Biratnagar Airport (BIR)?
The closest airport to Biratnagar Airport (BIR) is Bhojpur Airport. The distance is around 76km.Which airline operates the most direct flights from Tribhuvan International Airport (KTM) to Biratnagar Airport (BIR)?
Yetiairlines is a very popular airline operating an average of 175 flights per month.What are the cheapest flights from Tribhuvan International Airport to Biratnagar Airport?
One-way flights from Tribhuvan International Airport to Biratnagar Airport currently start from BRL 539, and round-trip fares start from BRL 1,129. The current lowest fare is a Yetiairlines flight departing on Thu, Oct 29; prices may vary depending on availability.Which airlines offer direct flights from Tribhuvan International Airport to Biratnagar Airport?
Yes. Buddha Air, Yetiairlines and Shree Airlines operate direct flights from Tribhuvan International Airport to Biratnagar Airport, with an average flight time of 44 minutes, and around 70 weekly flights. Actual flight frequency may vary by season.What is the average price of a flight from Tribhuvan International Airport to Biratnagar Airport?
Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Tribhuvan International Airport to Biratnagar Airport is BRL 631. Prices may vary depending on the departure date, airline, and availability.Which budget airlines fly from Tribhuvan International Airport to Biratnagar Airport?
Yetiairlines are the most popular budget airlines flying from Tribhuvan International Airport to Biratnagar Airport, with one-way fares starting from BRL 539. Compare final prices carefully, as baggage, seat selection and payment fees may apply.How many weekly flights are there from Tribhuvan International Airport to Biratnagar Airport?
Tribhuvan International Airport to Biratnagar Airport operates around 55 weekly flights, mainly by Buddha Air, Yetiairlines and Shree Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.How do I book flights from Tribhuvan International Airport to Biratnagar Airport on Trip.com?
Enter Tribhuvan International Airport and Biratnagar Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.
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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

