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: 23h 14m.

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

Istanbul (IST) has the shortest average layover time for this route: 6h 48m.

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

Flights via Istanbul (IST) offer the lowest average round-trip price of $1,255.

What is the cheapest airline that flies from Boston Logan Intl to Kathmandu Tribhuvan?

Etihad Airways is the most popular carrier operating from Boston Logan Intl to Kathmandu Tribhuvan

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 51% 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.

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 July 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.

$488 Cheap Flights from Boston to Kathmandu in 2026

Discover deals from 900+ travel sites with momondo.

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.

11:05 pm - 6:10 pm

BOS

KTM

33h 20m

2 stops

1:25 pm - 2:10 pm

KTM

BOS

34h 30m

2 stops

$1,344Multiple Airlines

Wed, Sep 9 - Sat, Sep 19

4:25 pm - 4:10 pm

BOS

KTM

38h 00m

2 stops

10:50 am - 2:10 pm

KTM

BOS

62h 05m

2 stops

$1,356Multiple Airlines

Sat, Oct 24 - Sat, Nov 14

4:00 pm - 9:30 am

BOS

KTM

55h 45m

2 stops

10:10 am - 2:40 pm

KTM

BOS

38h 15m

1 stop

$1,364Etihad Airways

Wed, Sep 9 - Thu, Oct 15

11:05 pm - 9:45 am

BOS

KTM

24h 55m

1 stop

1:25 pm - 2:10 pm

KTM

BOS

34h 30m

2 stops

$1,366Multiple Airlines

Sat, Sep 5 - Tue, Oct 20

4:40 pm - 6:35 am

BOS

KTM

28h 10m

2 stops

9:10 pm - 2:10 pm

KTM

BOS

26h 45m

2 stops

$1,372Multiple Airlines

Thu, Aug 20 - Fri, Sep 4

11:05 pm - 12:50 pm

BOS

KTM

28h 00m

2 stops

1:45 pm - 1:55 pm

KTM

BOS

34h 55m

2 stops

$1,375Multiple Airlines

Thu, Aug 27 - Fri, Dec 11

4:40 pm - 2:10 pm

BOS

KTM

35h 45m

3 stops

2:05 pm - 2:40 pm

KTM

BOS

34h 20m

2 stops

$1,393Multiple Airlines

Tue, Sep 29 - Mon, Oct 19

11:05 pm - 9:40 am

BOS

KTM

24h 50m

1 stop

1:45 pm - 2:30 pm

KTM

BOS

34h 30m

2 stops

$1,394Multiple Airlines

Sun, Oct 25 - Sun, Mar 14

4:40 pm - 6:35 am

BOS

KTM

28h 10m

2 stops

9:10 pm - 2:40 pm

KTM

BOS

27h 15m

2 stops

$1,396Multiple Airlines

Wed, Sep 30 - Sun, Oct 18

11:05 pm - 4:10 pm

BOS

KTM

31h 20m

2 stops

8:50 pm - 1:55 pm

KTM

BOS

51h 50m

2 stops

$1,399Multiple Airlines

Sat, Oct 31 - Sat, Nov 28

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Qatar Airways flights from Boston to Kathmandu

Our best Qatar Airways deals on Boston to Kathmandu flight tickets

Qatar Airways

Sep 6

BOS10:00 pmBoston Logan Intl

25h 05m

1 stop

KTM8:50 amKathmandu Tribhuvan

Sep 22

KTM6:45 pmKathmandu Tribhuvan

30h 15m

1 stop

BOS3:15 pmBoston Logan Intl

$1,417

Qatar Airways

Sep 9

BOS10:00 pmBoston Logan Intl

25h 05m

1 stop

KTM8:50 amKathmandu Tribhuvan

Oct 15

KTM6:45 pmKathmandu Tribhuvan

30h 15m

1 stop

BOS3:15 pmBoston Logan Intl

$1,418

Qatar Airways

Nov 4

BOS8:40 pmBoston Logan Intl

26h 25m

1 stop

KTM9:50 amKathmandu Tribhuvan

Nov 19

KTM9:35 amKathmandu Tribhuvan

39h 05m

1 stop

BOS1:55 pmBoston Logan Intl

$1,419

Emirates flights from Boston to Kathmandu

Our best Emirates deals on Boston to Kathmandu flight tickets

Emirates

Aug 11

BOS11:05 pmBoston Logan Intl

34h 05m

1 stop

KTM6:55 pmKathmandu Tribhuvan

Sep 10

KTM3:35 pmKathmandu Tribhuvan

32h 20m

1 stop

BOS2:10 pmBoston Logan Intl

$1,478

Emirates

Aug 17

BOS11:05 pmBoston Logan Intl

31h 25m

1 stop

KTM4:15 pmKathmandu Tribhuvan

Sep 18

KTM9:05 amKathmandu Tribhuvan

38h 50m

1 stop

BOS2:10 pmBoston Logan Intl

$1,480

Emirates

Aug 5

BOS11:05 pmBoston Logan Intl

31h 25m

1 stop

KTM4:15 pmKathmandu Tribhuvan

Sep 11

KTM7:55 pmKathmandu Tribhuvan

28h 00m

1 stop

BOS2:10 pmBoston Logan Intl

$1,504

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Wed 9/9

11:05 pm-6:10 pm

2 stops33h 20m

Kathmandu Tribhuvan

Sat 9/19

1:25 pm-2:10 pm

2 stops34h 30m

$1,344

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sat 10/24

4:25 pm-4:10 pm

2 stops38h 00m

Kathmandu Tribhuvan

Sat 11/14

10:50 am-2:10 pm

2 stops62h 05m

$1,356

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Wed 9/9

4:00 pm-9:30 am

2 stops55h 45m

Kathmandu Tribhuvan

Thu 10/15

10:10 am-2:40 pm

1 stop38h 15m

$1,364

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sat 9/5

11:05 pm-9:45 am

1 stop24h 55m

Kathmandu Tribhuvan

Tue 10/20

1:25 pm-2:10 pm

2 stops34h 30m

$1,366

Quickest round-trip

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Thu 8/20

4:40 pm-6:35 am

2 stops28h 10m

Kathmandu Tribhuvan

Fri 9/4

9:10 pm-2:10 pm

2 stops26h 45m

$1,372

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Thu 8/27

11:05 pm-12:50 pm

2 stops28h 00m

Kathmandu Tribhuvan

Fri 12/11

1:45 pm-1:55 pm

2 stops34h 55m

$1,375

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Tue 9/29

4:40 pm-2:10 pm

3 stops35h 45m

Kathmandu Tribhuvan

Mon 10/19

2:05 pm-2:40 pm

2 stops34h 20m

$1,393

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sun 10/25

11:05 pm-9:40 am

1 stop24h 50m

Kathmandu Tribhuvan

Sun 3/14

1:45 pm-2:30 pm

2 stops34h 30m

$1,394

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Wed 9/30

4:40 pm-6:35 am

2 stops28h 10m

Kathmandu Tribhuvan

Sun 10/18

9:10 pm-2:40 pm

2 stops27h 15m

$1,396

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

Sat 10/31

11:05 pm-4:10 pm

2 stops31h 20m

Kathmandu Tribhuvan

Sat 11/28

8:50 pm-1:55 pm

2 stops51h 50m

$1,399

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 February is another great option to travel to Kathmandu, with average flight prices from Boston averaging around $1,369.

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 $1,515 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 $1,225 on momondo.

Can stopping save me money on Boston to Kathmandu flights?

You could potentially save up to 38% 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 July 2026, prices for Boston to Kathmandu flights are approximately 22% 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	21h 40m
Direct flights	None

The fastest flight from Boston to Kathmandu takes 21h 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. 21h 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 July 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 46% of all bookings. The subsequent popular airlines are Emirates at 24%, Cathay Pacific at 12%, and Turkish Airlines at 8%.

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 $751	Free Cancellation	Rating 7.6 1,425 reviews	Search Cathay Pacific flights
IndiGo	PriceFrom $935	Free Cancellation	Rating 6.8 579 reviews	Search IndiGo flights
Turkish Airlines	PriceFrom $1,017	Free Cancellation	Rating 7.4 4,449 reviews	Search Turkish Airlines flights
Air India	PriceFrom $1,017	Free Cancellation	Rating 5.5 2,955 reviews	Search Air India flights
Emirates	PriceFrom $1,120	Free Cancellation	Rating 8.1 3,632 reviews	Search Emirates flights
Qatar Airways	PriceFrom $1,278	Free Cancellation	Rating 7.3 3,747 reviews	Search Qatar Airways flights
SWISS	PriceFrom $1,595	Free Cancellation	Rating 7.5 2,019 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 $488

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 8/6. 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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Qatar Airways flights from Boston to Kathmandu

Our best Qatar Airways deals on Boston to Kathmandu flight tickets

Emirates flights from Boston to Kathmandu

Our best Emirates deals on Boston to Kathmandu flight tickets

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Use the filters below to find and compare flights from Boston to Kathmandu that are best for you.

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 from Boston to Kathmandu?

Can stopping save me money on Boston to Kathmandu flights?

How have Boston to Kathmandu flight prices changed over time?

What is the cheapest airline that flies from Boston Logan Intl to Kathmandu Tribhuvan?

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

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

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