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: 23h 15m.

What airlines fly to Kathmandu?

Qatar Airways, Emirates and IndiGo 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 airport is the most popular layover for flights between Boston and Kathmandu?

Doha (DOH) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

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

Istanbul (IST) has the shortest average layover time for this route: 6h 18m.

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

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $1,105.

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 February 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.

$395 Cheap Flights from Boston to Kathmandu in 2026

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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

59h 00m

2 stops

$927Multiple Airlines

Sun, Mar 29 - Tue, Apr 14

4:25 pm - 3:40 pm

BOS

KTM

37h 30m

2 stops

10:50 am - 2:40 pm

KTM

BOS

37h 35m

2 stops

$948Multiple Airlines

Sat, Apr 11 - Sat, Apr 18

4:25 pm - 3:40 pm

BOS

KTM

37h 30m

2 stops

2:05 pm - 2:40 pm

KTM

BOS

34h 20m

2 stops

$955Multiple Airlines

Fri, Apr 3 - Fri, Apr 10

4:25 pm - 9:50 am

BOS

KTM

31h 40m

2 stops

10:50 am - 2:40 pm

KTM

BOS

37h 35m

2 stops

$968Multiple Airlines

Fri, Apr 10 - Sat, Apr 18

4:40 pm - 1:30 pm

BOS

KTM

35h 05m

2 stops

3:10 pm - 2:40 pm

KTM

BOS

57h 15m

2 stops

$978Multiple Airlines

Sun, Mar 15 - Tue, Mar 31

9:40 pm - 9:50 am

BOS

KTM

26h 25m

2 stops

10:50 am - 5:40 pm

KTM

BOS

40h 35m

2 stops

$1,063Multiple Airlines

Tue, Jun 23 - Wed, Aug 26

9:40 pm - 1:05 pm

BOS

KTM

29h 40m

2 stops

4:40 pm - 3:40 pm

KTM

BOS

32h 45m

2 stops

$1,073Multiple Airlines

Sun, Jul 19 - Sat, Aug 8

4:40 pm - 1:30 pm

BOS

KTM

35h 05m

3 stops

1:45 pm - 2:40 pm

KTM

BOS

34h 40m

2 stops

$1,084Multiple Airlines

Sun, Mar 15 - Tue, Mar 31

4:25 pm - 2:10 pm

BOS

KTM

36h 00m

3 stops

1:45 pm - 2:40 pm

KTM

BOS

34h 40m

2 stops

$1,102Multiple Airlines

Sun, Mar 29 - Tue, Apr 14

9:40 pm - 3:40 pm

BOS

KTM

32h 15m

2 stops

2:05 pm - 3:40 pm

KTM

BOS

35h 20m

2 stops

$1,103Multiple Airlines

Fri, Aug 7 - Fri, Aug 28

IndiGo flights from Boston to Kathmandu

Our best IndiGo deals on Boston to Kathmandu flight tickets

IndiGo

Apr 28

BOS9:50 pmBoston Logan Intl

26h 15m

2 stops

KTM9:50 amKathmandu Tribhuvan

Jun 1

KTM10:50 amKathmandu Tribhuvan

42h 50m

2 stops

BOS7:55 pmBoston Logan Intl

$1,210

IndiGo

Apr 27

BOS9:50 pmBoston Logan Intl

26h 15m

2 stops

KTM9:50 amKathmandu Tribhuvan

Jun 1

KTM10:50 amKathmandu Tribhuvan

42h 50m

2 stops

BOS7:55 pmBoston Logan Intl

$1,220

Fly from

Fly to

Route

Depart

Return

Price

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sun 3/29

4:25 pm-6:10 pm

2 stops40h 00m

Kathmandu Tribhuvan

Tue 4/14

1:25 pm-2:40 pm

2 stops59h 00m

$927

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sat 4/11

4:25 pm-3:40 pm

2 stops37h 30m

Kathmandu Tribhuvan

Sat 4/18

10:50 am-2:40 pm

2 stops37h 35m

$948

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Fri 4/3

4:25 pm-3:40 pm

2 stops37h 30m

Kathmandu Tribhuvan

Fri 4/10

2:05 pm-2:40 pm

2 stops34h 20m

$955

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Fri 4/10

4:25 pm-9:50 am

2 stops31h 40m

Kathmandu Tribhuvan

Sat 4/18

10:50 am-2:40 pm

2 stops37h 35m

$968

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sun 3/15

4:40 pm-1:30 pm

2 stops35h 05m

Kathmandu Tribhuvan

Tue 3/31

3:10 pm-2:40 pm

2 stops57h 15m

$978

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Tue 6/23

9:40 pm-9:50 am

2 stops26h 25m

Kathmandu Tribhuvan

Wed 8/26

10:50 am-5:40 pm

2 stops40h 35m

$1,063

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sun 7/19

9:40 pm-1:05 pm

2 stops29h 40m

Kathmandu Tribhuvan

Sat 8/8

4:40 pm-3:40 pm

2 stops32h 45m

$1,073

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sun 3/15

4:40 pm-1:30 pm

3 stops35h 05m

Kathmandu Tribhuvan

Tue 3/31

1:45 pm-2:40 pm

2 stops34h 40m

$1,084

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sun 3/29

4:25 pm-2:10 pm

3 stops36h 00m

Kathmandu Tribhuvan

Tue 4/14

1:45 pm-2:40 pm

2 stops34h 40m

$1,102

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Fri 8/7

9:40 pm-3:40 pm

2 stops32h 15m

Kathmandu Tribhuvan

Fri 8/28

2:05 pm-3:40 pm

2 stops35h 20m

$1,103

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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 cheapest month to fly to Kathmandu?

The month of September is another great option to travel to Kathmandu, with average flight prices from Boston averaging around $1,309.

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 $1,448 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 $1,231 on momondo.

How have Boston to Kathmandu flight prices changed over time?

As of February 2026, prices for Boston to Kathmandu flights are approximately 28% cheaper 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	28h 00m
Direct flights	None

The fastest flight from Boston to Kathmandu takes 28h 00m

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

Search flight deals

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. 28h 00m 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 February 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 19%, IndiGo at 13%, and Cathay Pacific at 12%.

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 1,180 reviews	Search Cathay Pacific flights
IndiGo	PriceFrom $1,010	Free Cancellation	Rating 6.8 539 reviews	Search IndiGo flights
Air India	PriceFrom $1,017	Free Cancellation	Rating 5.5 2,969 reviews	Search Air India flights
Emirates	PriceFrom $1,050	Free Cancellation	Rating 8.1 3,536 reviews	Search Emirates flights
Turkish Airlines	PriceFrom $1,186	Free Cancellation	Rating 7.3 4,239 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,243	Free Cancellation	Rating 7.4 3,745 reviews	Search Qatar Airways flights
SWISS	PriceFrom $1,599	Free Cancellation	Rating 7.5 1,886 reviews	Search SWISS flights

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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 $395

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 3/10. 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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How to get the cheapest flight ticket from Boston to Kathmandu

What is the cheapest month to fly to Kathmandu?

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

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

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.

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Find better results for your trip to Nepal

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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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