Which layover airport has the shortest connection time from Boston to Kathmandu?

Istanbul (IST) has the shortest average layover time for this route: 6h 04m.

What airlines fly to Kathmandu?

Qatar Airways, Emirates and Cathay Pacific are the top three most popular airlines that fly to Kathmandu from Boston according to our data. Qatar Airways is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 7 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Boston to Kathmandu?

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $1,096.

Which airport is the most popular layover for flights between Boston and Kathmandu?

Doha (DOH) was the most common stop: 37% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Boston to Kathmandu?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 22h 55m.

When did momondo last update prices for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport?

Prices for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport?

The number of operators available for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport is 7 as of April 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport.

What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

The necessary travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$684 Cheap Flights from Boston to Kathmandu in 2026

Q: What is the typical price of a round-trip flight between Boston and Kathmandu?

Prices are currently low for flights on this route. Typical prices usually range from $1,713 to $1,234. The lowest price recently found on this route was $969.

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Find the cheapest flights from Boston to Kathmandu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

1:25 pm - 2:40 pm

KTM

BOS

35h 00m

2 stops

$969Multiple Airlines

Fri, May 15 - Wed, Jun 3

4:25 pm - 1:05 pm

BOS

KTM

34h 55m

2 stops

8:50 pm - 2:40 pm

KTM

BOS

27h 35m

2 stops

$970Multiple Airlines

Tue, Sep 15 - Fri, Sep 25

4:25 pm - 7:50 pm

BOS

KTM

41h 40m

2 stops

10:50 am - 2:40 pm

KTM

BOS

37h 35m

2 stops

$1,015Multiple Airlines

Wed, May 13 - Sun, May 17

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

8:10 am - 2:40 pm

KTM

BOS

40h 15m

2 stops

$1,017Multiple Airlines

Thu, Jun 4 - Thu, Jun 25

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

8:10 am - 2:40 pm

KTM

BOS

40h 15m

2 stops

$1,019Multiple Airlines

Thu, Jun 4 - Tue, Jun 23

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

8:10 am - 2:40 pm

KTM

BOS

40h 15m

2 stops

$1,047Multiple Airlines

Sat, May 16 - Tue, Jun 9

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

1:25 pm - 2:40 pm

KTM

BOS

35h 00m

2 stops

$1,068Multiple Airlines

Wed, Jun 10 - Wed, Jun 17

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

1:25 pm - 2:40 pm

KTM

BOS

35h 00m

2 stops

$1,091Multiple Airlines

Mon, May 25 - Mon, Jun 1

4:25 pm - 6:10 pm

BOS

KTM

40h 00m

2 stops

1:25 pm - 2:40 pm

KTM

BOS

35h 00m

2 stops

$1,134Multiple Airlines

Wed, May 20 - Mon, May 25

4:25 pm - 2:10 pm

BOS

KTM

36h 00m

2 stops

3:10 pm - 2:40 pm

KTM

BOS

33h 15m

2 stops

$1,136Multiple Airlines

Thu, Jun 11 - Sun, Jul 19

Turkish Airlines flights from Boston to Kathmandu

Our best Turkish Airlines deals on Boston to Kathmandu flight tickets

Turkish Airlines

Sep 1

BOS9:50 pmBoston Logan Intl

22h 40m

1 stop

KTM6:15 amKathmandu Tribhuvan

Sep 22

KTM7:40 amKathmandu Tribhuvan

22h 00m

1 stop

BOS7:55 pmBoston Logan Intl

$1,278

Turkish Airlines

Sep 6

BOS9:50 pmBoston Logan Intl

22h 40m

1 stop

KTM6:15 amKathmandu Tribhuvan

Nov 29

KTM12:35 pmKathmandu Tribhuvan

40h 15m

1 stop

BOS6:05 pmBoston Logan Intl

$1,339

Qatar Airways flights from Boston to Kathmandu

Our best Qatar Airways deals on Boston to Kathmandu flight tickets

Qatar Airways

Sep 1

BOS10:00 pmBoston Logan Intl

25h 05m

1 stop

KTM8:50 amKathmandu Tribhuvan

Sep 30

KTM6:45 pmKathmandu Tribhuvan

30h 15m

1 stop

BOS3:15 pmBoston Logan Intl

$1,346

Qatar Airways

Oct 7

BOS10:00 pmBoston Logan Intl

33h 45m

1 stop

KTM5:30 pmKathmandu Tribhuvan

Oct 19

KTM6:45 pmKathmandu Tribhuvan

30h 15m

1 stop

BOS3:15 pmBoston Logan Intl

$1,348

Qatar Airways

Aug 20

BOS10:00 pmBoston Logan Intl

25h 05m

1 stop

KTM8:50 amKathmandu Tribhuvan

Sep 4

KTM10:05 amKathmandu Tribhuvan

38h 55m

1 stop

BOS3:15 pmBoston Logan Intl

$1,349

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Fri 5/15

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Wed 6/3

1:25 pm-2:40 pm

2 stops35h 00m

$969

Quickest round-trip

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Tue 9/15

4:25 pm-1:05 pm

2 stops34h 55m

Kathmandu Tribhuvan

Fri 9/25

8:50 pm-2:40 pm

2 stops27h 35m

$970

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Wed 5/13

4:25 pm-7:50 pm

2 stops41h 40m

Kathmandu Tribhuvan

Sun 5/17

10:50 am-2:40 pm

2 stops37h 35m

$1,015

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Thu 6/4

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Thu 6/25

8:10 am-2:40 pm

2 stops40h 15m

$1,017

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Thu 6/4

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Tue 6/23

8:10 am-2:40 pm

2 stops40h 15m

$1,019

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sat 5/16

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Tue 6/9

8:10 am-2:40 pm

2 stops40h 15m

$1,047

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Wed 6/10

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Wed 6/17

1:25 pm-2:40 pm

2 stops35h 00m

$1,068

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Mon 5/25

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Mon 6/1

1:25 pm-2:40 pm

2 stops35h 00m

$1,091

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Wed 5/20

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Mon 5/25

1:25 pm-2:40 pm

2 stops35h 00m

$1,134

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Thu 6/11

4:25 pm-2:10 pm

2 stops36h 00m

Kathmandu Tribhuvan

Sun 7/19

3:10 pm-2:40 pm

2 stops33h 15m

$1,136

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Kathmandu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Boston and Kathmandu?

What is the cheapest month to fly to Kathmandu?

The month of August is another great option to travel to Kathmandu, with average flight prices from Boston averaging around $1,304.

How far in advance should I book a flight to Kathmandu?

You are more likely to see cheaper flights to Kathmandu from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,435 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Boston for as low as $1,148 on momondo.

Can stopping save me money on Boston to Kathmandu flights?

You could potentially save up to 9% on your flight if you consider stops on a Boston to Kathmandu flight.

How have Boston to Kathmandu flight prices changed over time?

As of April 2026, prices for Boston to Kathmandu flights are approximately 85% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Kathmandu

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Kathmandu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Kathmandu (BOS to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Kathmandu

Fastest flight time	22h 40m
Direct flights	None

The fastest flight from Boston to Kathmandu takes 22h 40m

There are no direct flights from Boston to Kathmandu. There are no popular flight routes from Boston to Kathmandu.

Search flight deals

Frequently asked questions about flying from Boston to Kathmandu

How far is Boston Logan Intl to Kathmandu Tribhuvan by plane?
A flight from Boston Logan Intl to Kathmandu Tribhuvan will travel around 7361.3 mi. 22h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport?
Prices for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport?
The number of operators available for flights from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport is 7 as of April 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Kathmandu Tribhuvan Airport.
What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?
The necessary travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Boston to Kathmandu?
momondo data reveals that the most frequently booked airline on the route from Boston to Kathmandu is Qatar Airways, representing 42% of all bookings. The subsequent popular airlines are Emirates at 21%, Cathay Pacific at 13%, and IndiGo at 10%.

Best airlines flying from Boston to Kathmandu

Compare and see reviews for airlines that fly from Boston to Kathmandu with momondo

Airline	Rating	Free Cancellation	Price
Cathay Pacific	PriceFrom $775	Free Cancellation	Rating 7.6 1,268 reviews	Search Cathay Pacific flights
IndiGo	PriceFrom $981	Free Cancellation	Rating 6.8 550 reviews	Search IndiGo flights
Air India	PriceFrom $1,017	Free Cancellation	Rating 5.5 2,966 reviews	Search Air India flights
Emirates	PriceFrom $1,050	Free Cancellation	Rating 8.1 3,559 reviews	Search Emirates flights
Turkish Airlines	PriceFrom $1,186	Free Cancellation	Rating 7.3 4,306 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,257	Free Cancellation	Rating 7.4 3,727 reviews	Search Qatar Airways flights
SWISS	PriceFrom $1,610	Free Cancellation	Rating 7.5 1,916 reviews	Search SWISS flights

Nagarkot

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Kathmandu?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Kathmandu. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to Kathmandu with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kathmandu from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to Kathmandu?

momondo provides multiple filters to help you find the best flight to Kathmandu from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Kathmandu right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Kathmandu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Kathmandu trip

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Cheap flights from Boston to Kathmandu from $688

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Kathmandu departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Turkish Airlines flights from Boston to Kathmandu

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See travel insights to Kathmandu from

How to get the cheapest flight ticket from Boston to Kathmandu

What is the typical price of a round-trip flight between Boston and Kathmandu?

What is the cheapest month to fly to Kathmandu?

How far in advance should I book a flight to Kathmandu?

Can stopping save me money on Boston to Kathmandu flights?

How have Boston to Kathmandu flight prices changed over time?

What airlines fly to Kathmandu?

Which airport is the most popular layover for flights between Boston and Kathmandu?

Which layover airport offers the lowest fares from Boston to Kathmandu?

Which layover airport has the shortest travel time from Boston to Kathmandu?

Which layover airport has the shortest connection time from Boston to Kathmandu?

When to book flights from Boston to Kathmandu

Cheap Boston to Kathmandu (BOS to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Kathmandu

Fastest flight time

Direct flights

Frequently asked questions about flying from Boston to Kathmandu

Best airlines flying from Boston to Kathmandu

Compare and see reviews for airlines that fly from Boston to Kathmandu with momondo

Traveling to a place near Kathmandu?

Why use momondo?

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Nepal

Fly your favorite airline to Kathmandu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Kathmandu

List of cabin classes available on flights landing in Kathmandu. Availability may vary depending on flight origin and airline.

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