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

Istanbul (IST) has the shortest average layover time for this route: 6h 27m.

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

Doha (DOH) was the most common stop: 46% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Kathmandu?

Qatar Airways, Emirates and Turkish Airlines 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 54% 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 has the shortest travel time from Boston to Kathmandu?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 23h 11m.

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

Flights via Istanbul (IST) offer the lowest average round-trip price of $1,336.

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 October 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.

$481 Cheap Flights from Boston to Kathmandu in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Kathmandu

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10:10 pm - 6:35 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

33h 40m2 stops Dubai Intl New Delhi Indira Gandhi Intl

1:45 pm - 1:55 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

34h 55m2 stops New Delhi Indira Gandhi Intl Dubai Intl

$1,230Multiple Airlines

Mon, Jan 18 - Sun, Feb 28

10:10 pm - 9:40 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

24h 45m1 stop Dubai Intl

8:00 am - 1:55 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

40h 40m2 stops New Delhi Indira Gandhi Intl Dubai Intl

$1,234Multiple Airlines

Fri, Jan 15 - Sat, Feb 27

9:45 am - 8:40 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

25h 10m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

10:05 am - 3:00 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

39h 40m2 stops New Delhi Indira Gandhi Intl New York John F Kennedy Intl

$1,243Air India

Mon, Oct 26 - Mon, Nov 2

9:45 am - 8:40 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

25h 10m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

2:55 pm - 3:00 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

34h 50m2 stops New Delhi Indira Gandhi Intl New York John F Kennedy Intl

$1,243Air India

Tue, Oct 27 - Tue, Nov 3

8:40 pm - 8:20 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

24h 55m1 stop Doha Hamad Intl

6:00 pm - 3:15 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

31h 00m1 stop Doha Hamad Intl

$1,456Qatar Airways

Mon, Feb 22 - Wed, May 5

9:40 pm - 8:20 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

24h 55m1 stop Doha Hamad Intl

6:00 pm - 3:15 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

31h 00m1 stop Doha Hamad Intl

$1,456Qatar Airways

Sun, Mar 21 - Thu, Apr 29

11:05 pm - 6:35 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

21h 45m1 stop Dubai Intl

7:35 am - 1:55 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

41h 05m1 stop Dubai Intl

$1,490Emirates

Mon, Oct 26 - Mon, Nov 2

10:10 pm - 8:20 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

23h 25m1 stop Dubai Intl

3:00 pm - 2:30 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

33h 15m1 stop Dubai Intl

$1,491Emirates

Wed, Feb 17 - Mon, Mar 22

8:00 pm - 11:20 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

28h 35m1 stop Istanbul

12:45 pm - 6:05 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

40h 05m1 stop Istanbul

$1,553Turkish Airlines

Thu, Jan 21 - Thu, Feb 4

8:00 pm - 11:20 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

28h 35m1 stop Istanbul

12:45 pm - 6:05 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

40h 05m1 stop Istanbul

$1,562Turkish Airlines

Tue, Nov 10 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

4:25 pm - 12:05 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

21h 55m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl

3:10 pm - 2:40 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

33h 15m3 stops Mumbai Chhatrapati Shivaji Intl New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl

$1,254Multiple Airlines

Mon, Oct 5 - Tue, Oct 13

4:25 pm - 9:50 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

31h 40m3 stops Abu Dhabi Zayed Intl Jaipur Sanganeer New Delhi Indira Gandhi Intl

5:30 pm - 2:40 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

30h 55m3 stops New Delhi Indira Gandhi Intl Kochi Abu Dhabi Zayed Intl

$1,340Multiple Airlines

Mon, Oct 5 - Tue, Oct 13

9:00 pm - 2:15 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

31h 30m1 stop Doha Hamad Intl

7:00 pm - 3:55 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

30h 40m1 stop Doha Hamad Intl

$1,456Qatar Airways

Mon, Oct 5 - Tue, Oct 13

7:11 am - 8:10 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

27h 14m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

10:05 am - 10:35 amKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

35h 15m2 stops New Delhi Indira Gandhi Intl New York John F Kennedy Intl

$1,470Air India

Mon, Oct 5 - Thu, Nov 19

6:55 am - 8:10 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

27h 30m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

10:05 am - 10:59 amKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

35h 39m2 stops New Delhi Indira Gandhi Intl New York John F Kennedy Intl

$1,481Air India

Thu, Oct 8 - Fri, Nov 20

9:00 pm - 2:15 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

31h 30m1 stop Doha Hamad Intl

9:35 am - 1:55 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

39h 05m1 stop Doha Hamad Intl

$1,524Qatar Airways

Mon, Oct 5 - Thu, Nov 19

9:50 pm - 6:35 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

23h 00m1 stop Istanbul

12:45 pm - 6:05 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

40h 05m1 stop Istanbul

$1,828Turkish Airlines

Thu, Oct 8 - Wed, Nov 25

9:50 pm - 6:35 amBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

23h 00m1 stop Istanbul

12:45 pm - 6:05 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

40h 05m1 stop Istanbul

$1,941Turkish Airlines

Thu, Oct 8 - Fri, Nov 20

1:45 am - 9:45 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

34h 15m1 stop Hong Kong Intl

10:55 pm - 10:00 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

33h 50m1 stop Hong Kong Intl

$2,729Cathay Pacific

Wed, Oct 7 - Wed, Nov 25

1:45 am - 9:45 pmBOS Boston Logan Intl-KTM Kathmandu Tribhuvan

34h 15m1 stop Hong Kong Intl

10:55 pm - 10:00 pmKTM Kathmandu Tribhuvan-BOS Boston Logan Intl

33h 50m1 stop Hong Kong Intl

$2,765Cathay Pacific

Wed, Oct 7 - Fri, Nov 20

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Air India flights from Boston to Kathmandu

Our best Air India deals on Boston to Kathmandu flight tickets

Air India

Oct 26

BOS9:45 amBoston Logan Intl

25h 10m

2 stops

KTM8:40 pmKathmandu Tribhuvan

Nov 2

KTM10:05 amKathmandu Tribhuvan

39h 40m

2 stops

BOS3:00 pmBoston Logan Intl

$1,243

Air India

Oct 21

BOS6:55 amBoston Logan Intl

27h 30m

2 stops

KTM8:10 pmKathmandu Tribhuvan

Nov 3

KTM2:55 pmKathmandu Tribhuvan

34h 50m

2 stops

BOS3:00 pmBoston Logan Intl

$1,289

Air India

Feb 18

BOS6:30 amBoston Logan Intl

22h 55m

2 stops

KTM4:10 pmKathmandu Tribhuvan

Apr 29

KTM6:30 amKathmandu Tribhuvan

42h 05m

2 stops

BOS2:50 pmBoston Logan Intl

$1,292

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Mon 1/18

10:10 pm-6:35 pm

2 stops33h 40m

Kathmandu Tribhuvan

Sun 2/28

1:45 pm-1:55 pm

2 stops34h 55m

$1,230

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Fri 1/15

10:10 pm-9:40 am

1 stop24h 45m

Kathmandu Tribhuvan

Sat 2/27

8:00 am-1:55 pm

2 stops40h 40m

$1,234

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Mon 10/26

9:45 am-8:40 pm

2 stops25h 10m

Kathmandu Tribhuvan

Mon 11/2

10:05 am-3:00 pm

2 stops39h 40m

$1,243

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Tue 10/27

9:45 am-8:40 pm

2 stops25h 10m

Kathmandu Tribhuvan

Tue 11/3

2:55 pm-3:00 pm

2 stops34h 50m

$1,243

Quickest round-trip

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Mon 2/22

8:40 pm-8:20 am

1 stop24h 55m

Kathmandu Tribhuvan

Wed 5/5

6:00 pm-3:15 pm

1 stop31h 00m

$1,456

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Sun 3/21

9:40 pm-8:20 am

1 stop24h 55m

Kathmandu Tribhuvan

Thu 4/29

6:00 pm-3:15 pm

1 stop31h 00m

$1,456

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Mon 10/26

11:05 pm-6:35 am

1 stop21h 45m

Kathmandu Tribhuvan

Mon 11/2

7:35 am-1:55 pm

1 stop41h 05m

$1,490

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Wed 2/17

10:10 pm-8:20 am

1 stop23h 25m

Kathmandu Tribhuvan

Mon 3/22

3:00 pm-2:30 pm

1 stop33h 15m

$1,491

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Thu 1/21

8:00 pm-11:20 am

1 stop28h 35m

Kathmandu Tribhuvan

Thu 2/4

12:45 pm-6:05 pm

1 stop40h 05m

$1,553

BostonKathmandu

BOS Boston Logan Intl - KTM Kathmandu Tribhuvan

BOSKTM

Boston Logan Intl

Tue 11/10

8:00 pm-11:20 am

1 stop28h 35m

Kathmandu Tribhuvan

Tue 11/17

12:45 pm-6:05 pm

1 stop40h 05m

$1,562

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,453 to $1,687.
The lowest price recently found on this route was $1,230.

What is the cheapest month to fly to Kathmandu?

The month of November is another great option to travel to Kathmandu, with average flight prices from Boston averaging around $1,421.

How far in advance should I book a flight from Boston 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 $1,573 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 $1,323 on momondo.

How have Boston to Kathmandu flight prices changed over time?

As of October 2026, prices for Boston to Kathmandu flights are approximately 39% 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

Best Price Found	$481
Fastest flight time	24h 50m
Direct flights	None

The best one-way flight to Kathmandu from Boston in the past 72 hours is $481. The best round-trip flight deal from Boston to Kathmandu found on momondo in the last 72 hours is $1,230.

The fastest flight from Boston to Kathmandu takes 24h 50m

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. 24h 50m 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 October 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 48% of all bookings. The subsequent popular airlines are Emirates at 27%, Turkish Airlines at 8%, and Cathay Pacific at 6%.

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 $823	Free Cancellation	Rating 7.6 1,507 reviews	Search Cathay Pacific flights
IndiGo	PriceFrom $927	Free Cancellation	Rating 6.8 581 reviews	Search IndiGo flights
Air India	PriceFrom $1,032	Free Cancellation	Rating 5.5 2,917 reviews	Search Air India flights
Emirates	PriceFrom $1,129	Free Cancellation	Rating 8.1 3,666 reviews	Search Emirates flights
Turkish Airlines	PriceFrom $1,186	Free Cancellation	Rating 7.4 4,455 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,274	Free Cancellation	Rating 7.3 3,727 reviews	Search Qatar Airways flights
SWISS	PriceFrom $1,598	Free Cancellation	Rating 7.5 2,090 reviews	Search SWISS flights

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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 $481

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 11/12. 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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Air India flights from Boston to Kathmandu

Our best Air India deals on Boston to Kathmandu flight tickets

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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 from Boston 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

Best Price Found

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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According to popular flight searches on momondo this year