Cheap flights from Buffalo Niagara to Kathmandu

Compare Buffalo Niagara to Kathmandu flight deals

Find the cheapest month or even day of the year to fly to Kathmandu

Book the best Kathmandu fare with no extra fees

Flight deals from Buffalo Niagara Airport to Kathmandu Airport

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara Airport to Kathmandu Airport? If you want to travel next month, return fares start from $1,872. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Buffalo Niagara to Kathmandu

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Kathmandu flights are currently cheapest in March.

Buffalo Niagara to Kathmandu: Alternative routes

Compare routes from Buffalo Niagara to Kathmandu below. You may find an airport to fly into that's cheaper, faster, or easier than Kathmandu.

Buffalo to Kathmandu: Flight information

The things to know before you go.
Cheapest flight found$1,172
Cheapest month to flyMarch

Finding cheap flights from Buffalo Niagara to Kathmandu: Frequently asked questions

The best price we found for a return flight from Buffalo Niagara to Kathmandu is $1,872. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buffalo Niagara to Kathmandu. But we found flights with one or more stops from $1,872.
As of March 2026, there are no flights flying from Buffalo Niagara to Kathmandu.
The cheapest month to fly from Buffalo Niagara to Kathmandu is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Kathmandu Airport on Wednesday, 22 April 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and Kathmandu Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kathmandu but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kathmandu is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Qatar Airways offers the cheapest flight tickets to Kathmandu.

Flying from Buffalo Niagara International Airport (BUF) to Tribhuvan International Airport (KTM): what you need to know

  • Kathmandu is nine hours 48 minutes ahead of Buffalo and is in the UTC+5:47 timezone.

  • Your BUF to KTM flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • You'll likely experience longer queues during popular months like August. Arriving up to four hours in advance for an international flight and two hours for a domestic departure will give you ample time for security and boarding.

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Tribhuvan International Airport (KTM)

  • At the moment, $1,172 is the cheapest price we've seen for a one-way Buffalo Niagara International Airport to Tribhuvan International Airport flight. The best price for a return plane ticket is $1,872. Remember that fares could change due to demand when booking.

  • It's often best to book early if you want to find cheap tickets from BUF to KTM. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • Finding cheap flights from Buffalo Niagara International Airport to Tribhuvan International Airport is easy if you're flexible with your travel plans. Use the 'Whole month' tool to see the lowest fares across every month and land a great deal.

  • Stay on top of deals for cheap flights from BUF to KTM by setting up a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.

  • Discover the perfect flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Buffalo Niagara International Airport to Tribhuvan International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and number of stops.

Handy information about Buffalo Niagara International Airport (BUF)

  • BUF's address is Genesee Street.

  • When it comes to Buffalo Niagara International Airport's on-time performance, 75.46% of flights complete their journey on time.

  • To get to Buffalo Niagara International Airport from central Buffalo, it'll take around 20 minutes by car. This depends on traffic though. It's approximately 18 kilometres from the airport to the city centre.

  • The trip when using public transport typically takes 1 hour 15 minutes.

  • Get your journey off to a stress-free start by staying near BUF. Whether you're boarding an early flight from Buffalo Niagara International Airport to Tribhuvan International Airport or want to avoid feeling rushed, these stays have you covered:

Arriving at Tribhuvan International Airport (KTM)

  • The last thing you want is a lengthy journey to your hotel if you're getting in late on a Buffalo Niagara International Airport to Tribhuvan International Airport flight. Reserve one of these accommodation options near KTM instead:

  • Set your own pace with a Tribhuvan International Airport rental car. Pick up a set of wheels from Spark Car to explore parts of Kathmandu that most tourists miss.

  • Reserving your vehicle from Tribhuvan International Airport around one week ahead boosts your odds of scoring a great price.

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

  • Tribhuvan International Airport to the centre of Kathmandu has a drive time of around 15 minutes. It's approximately 5 kilometres away.

When to fly to Tribhuvan International Airport (KTM)

  • September is the most popular month for flights from Buffalo Niagara International Airport to Tribhuvan International Airport. For a quieter experience, travel to Kathmandu in February.

  • Lock in your flight from Buffalo Niagara International Airport to Tribhuvan International Airport for June if you'd like to visit Kathmandu during its warmest month. Expect temperatures of between 17ºC (63ºF) and 28ºC (82ºF).

  • January sees average temperatures of between 3ºC (37ºF) and 18ºC (64ºF). Look for cheap tickets from BUF to KTM sometime then if you like travelling in cooler conditions.

Explore more of Nepal

  • You've done Kathmandu, now it's time to discover more of Nepal. Travel about 145 kilometres north-west to Pokhara to check off its popular sights. From Phewa Lake to Sarangkot and Gupteshwor Mahadev Cave, your itinerary will be busy.

  • Patan is another standout destination in Nepal and is around 6 kilometres south of Kathmandu. No trip is complete without visiting Aspur Agro Farm, Pimbahaa Pukhoo and Rajib Handicraft.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.