What are the cheapest airlines flying from Kathmandu to Boston round-trip?

Flying on Cathay Pacific is currently your cheapest option to Boston, with prices starting at $1,212. Additional round-trip tickets that might be worth considering are offered by Qatar Airways and IndiGo, with the lowest prices starting at $1,272 and $1,377, respectively. Cathay Pacific is currently priced 21% below the average price you’ll pay for this route.

What is the cheapest month to book a flight from Kathmandu to Boston?

Currently, January is the cheapest month in which you can book a flight from Kathmandu to Boston (average of $218). Flying from Kathmandu to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Kathmandu to Boston?

Travelers seeking maximum savings on their Kathmandu to Boston flight should consider departing on Monday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the most popular airlines that fly from Kathmandu to Boston?

When booking a flight from Kathmandu to Boston, you may want to consider flying on Cathay Pacific, Emirates or Qatar Airways as they are the most popular for this route.

What is the cheapest day to fly round-trip from Kathmandu to Boston?

Thursday flights are found to be more expensive to fly from Kathmandu to Boston. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boston.

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

To save on the cost of your flight from Kathmandu to Boston, book at least 55 days before your planned departure. Booking around this time can save you about 5% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,304 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,304.

What is the cheapest month to fly from Kathmandu to Boston?

Our data shows that August tends to be the cheapest month to fly to Boston from Kathmandu. Users have commonly found prices around $1,535 for the month, but tickets can be as low as $646. Due to multiple factors, prepare for potentially higher prices in January.

What is the cheapest time of day to fly from KTM to BOS?

A simple way to save on the total cost of your ticket is to fly from Kathmandu to Boston in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

Can I find deals for flights from Kathmandu to Boston that include hotel bookings?

Yes. In addition to deals on Kathmandu to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Kathmandu to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Boston.

Can I find deals for business class flights from Kathmandu to Boston?

Yes. Cheapflights offers flight deals from Kathmandu to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$651+ Flights from Kathmandu to Boston

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Boston Logan Intl are usually found in August or February, booked 76 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Kathmandu to Boston

Round-trip from	$1,051 (Trip.com)
One-way from	$651 (Trip.com)
Popular in	January
Cheapest in	August
Average price	$1,492

From Kathmandu Tribhuvan to Boston Logan Intl

Search Deals

One-way flight from Kathmandu Tribhuvan to Boston Logan Intl

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($478 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($111 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Kathmandu to Boston

Cheapest flights from Kathmandu to Boston
Explore the most affordable flight options available from Kathmandu to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Wed 10/11:25 pmKTM - BOS

2 stops35h 15mMultiple Airlines

Fri 10/314:40 pmBOS - KTM

2 stops40h 10mMultiple Airlines

Deal found 7/27

$1,051

Wed 10/111:00 pmKTM - BOS

1 stop33h 45mCathay Pacific

Thu 10/301:30 amBOS - KTM

1 stop34h 45mCathay Pacific

Deal found 7/27

$1,212

Wed 10/16:00 pmKTM - BOS

1 stop30h 50mQatar Airways

Fri 10/3110:05 pmBOS - KTM

1 stop32h 35mQatar Airways

Deal found 7/27

$1,272

Wed 10/1510:50 amKTM - BOS

2 stops42h 35mIndiGo

Thu 11/208:00 pmBOS - KTM

2 stops30h 10mIndiGo

Deal found 7/27

$1,377

Mon 8/1111:55 pmKTM - BOS

1 stop24h 00mEmirates

Mon 8/1811:05 pmBOS - KTM

1 stop23h 10mEmirates

Deal found 7/28

$1,473

Sun 10/59:00 pmKTM - BOS

2 stops28h 54mAir India

Wed 10/87:15 amBOS - KTM

2 stops27h 05mAir India

Deal found 7/29

$1,512

Wed 9/34:40 pmKTM - BOS

2 stops33h 35mKLM

Tue 2/247:05 pmBOS - KTM

2 stops28h 00mKLM

Deal found 7/28

$1,656

Best flights from Kathmandu to Boston
Discover carefully curated flight deals from Kathmandu to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Wed 10/11:25 pmKTM - BOS

2 stops35h 15mMultiple Airlines

Fri 10/314:40 pmBOS - KTM

2 stops40h 10mMultiple Airlines

Deal found 7/27

$1,051

Wed 10/111:00 pmKTM - BOS

1 stop33h 45mCathay Pacific

Thu 10/301:30 amBOS - KTM

1 stop34h 45mCathay Pacific

Deal found 7/27

$1,212

Wed 10/16:00 pmKTM - BOS

1 stop30h 50mQatar Airways

Fri 10/3110:05 pmBOS - KTM

1 stop32h 35mQatar Airways

Deal found 7/27

$1,272

Wed 10/1510:50 amKTM - BOS

2 stops42h 35mIndiGo

Thu 11/208:00 pmBOS - KTM

2 stops30h 10mIndiGo

Deal found 7/27

$1,377

Mon 8/1111:55 pmKTM - BOS

1 stop24h 00mEmirates

Mon 8/1811:05 pmBOS - KTM

1 stop23h 10mEmirates

Deal found 7/28

$1,473

Sun 10/59:00 pmKTM - BOS

2 stops28h 54mAir India

Wed 10/87:15 amBOS - KTM

2 stops27h 05mAir India

Deal found 7/29

$1,512

Wed 9/34:40 pmKTM - BOS

2 stops33h 35mKLM

Tue 2/247:05 pmBOS - KTM

2 stops28h 00mKLM

Deal found 7/28

$1,656

Last-minute flights from Kathmandu to Boston
Discover last-minute flight deals from Kathmandu to Boston. Data last updated July 29, 2025 and is based on user searches.

Fri 8/111:00 pmKTM - BOS

1 stop33h 45mCathay Pacific

Thu 8/71:40 amBOS - KTM

1 stop34h 20mCathay Pacific

Deal found 7/29

$1,810

Mon 8/118:40 amKTM - BOS

2 stops40h 30mMultiple Airlines

Mon 8/188:05 pmBOS - KTM

2 stops30h 50mMultiple Airlines

Deal found 7/28

$1,258

Mon 8/1111:55 pmKTM - BOS

1 stop24h 00mEmirates

Mon 8/1811:05 pmBOS - KTM

1 stop23h 10mEmirates

Deal found 7/28

$1,473

Thu 8/146:00 pmKTM - BOS

1 stop30h 50mQatar Airways

Sun 8/1710:00 pmBOS - KTM

1 stop25h 05mQatar Airways

Deal found 7/29

$2,102

One-way flights from Kathmandu to Boston
Search for one-way flight options from Kathmandu to Boston. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Mon 10/273:05 pmKTM - BOS

2 stops34h 20mMultiple Airlines

Deal found 7/28

$651

Sun 8/1010:50 amKTM - BOS

2 stops42h 35mIndiGo

Deal found 7/27

$947

Sun 8/109:00 amKTM - BOS

1 stop38h 55mEmirates

Deal found 7/27

$948

Fly from

Fly to

Route

Depart

Return

Price

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Wed 10/1

1:25 pm-2:55 pm

2 stops35h 15m

Boston Logan Intl

Fri 10/31

4:40 pm-6:35 pm

2 stops40h 10m

$1,051

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Wed 10/1

11:00 pm-11:00 pm

1 stop33h 45m

Boston Logan Intl

Thu 10/30

1:30 am-10:00 pm

1 stop34h 45m

$1,212

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Wed 10/1

6:00 pm-3:05 pm

1 stop30h 50m

Boston Logan Intl

Fri 10/31

10:05 pm-4:25 pm

1 stop32h 35m

$1,272

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Wed 10/15

10:50 am-7:40 pm

2 stops42h 35m

Boston Logan Intl

Thu 11/20

8:00 pm-12:55 pm

2 stops30h 10m

$1,377

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Mon 8/11

11:55 pm-2:10 pm

1 stop24h 00m

Boston Logan Intl

Mon 8/18

11:05 pm-8:00 am

1 stop23h 10m

$1,473

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Sun 10/5

9:00 pm-4:09 pm

2 stops28h 54m

Boston Logan Intl

Wed 10/8

7:15 am-8:05 pm

2 stops27h 05m

$1,512

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Wed 9/3

4:40 pm-4:30 pm

2 stops33h 35m

Boston Logan Intl

Tue 2/24

7:05 pm-9:50 am

2 stops28h 00m

$1,656

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Mon 10/27

3:05 pm-3:40 pm

2 stops34h 20m

$651

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Sun 8/10

10:50 am-7:40 pm

2 stops42h 35m

$947

KathmanduBoston

KTM - BOS

KTMBOS

Kathmandu Tribhuvan

Sun 8/10

9:00 am-2:10 pm

1 stop38h 55m

$948

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Kathmandu to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kathmandu with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Boston

How far ahead should I book a flight from Kathmandu to Boston?

To ensure you get the cheapest price possible for a flight from Kathmandu to Boston, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What’s the top layover airport for flights from Kathmandu to Boston?

Istanbul (IST) – chosen by Cheapflights users on 50% of 1-stop itineraries from Kathmandu to Boston on Cheapflights.

What’s the cheapest layover airport for flights from Kathmandu to Boston?

Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $1,240.

What’s the fastest layover option from Kathmandu to Boston?

Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 13h 55m.

Which airport typically offers the quickest layover for flights from Kathmandu to Boston?

Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 5h 00m.

Reviews of airlines servicing Boston

Read through reviews of airlines operating flights from Kathmandu to Boston, such as Emirates, KLM, and Cathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very good

3,295 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Emirates

8.1

Very good

3,295 reviews

Emirates

8.1

Very good

3,295 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

KLM

7.8

Good

1,383 reviews

Emirates

8.1

Very good

3,295 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Cathay Pacific

7.6

Good

948 reviews

Emirates

8.1

Very good

3,295 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Qatar Airways

7.4

Good

3,609 reviews

Emirates

8.1

Very good

3,295 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

IndiGo

6.8

Okay

478 reviews

Emirates

8.1

Very good

3,295 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Related info for your journey

What are the cheapest airlines flying from Kathmandu to Boston round-trip?
Flying on Cathay Pacific is currently your cheapest option to Boston, with prices starting at $1,212. Additional round-trip tickets that might be worth considering are offered by Qatar Airways and IndiGo, with the lowest prices starting at $1,272 and $1,377, respectively. Cathay Pacific is currently priced 21% below the average price you’ll pay for this route.
Can I find deals for flights from Kathmandu to Boston that include hotel bookings?
Yes. In addition to deals on Kathmandu to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kathmandu to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Boston.
Can I find deals for business class flights from Kathmandu to Boston?
Yes. Cheapflights offers flight deals from Kathmandu to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Kathmandu to Boston?
Currently, January is the cheapest month in which you can book a flight from Kathmandu to Boston (average of $218). Flying from Kathmandu to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 4 airlines flying from Kathmandu to Boston

Airline	Cheapest	Average	Flexibility	On-time
Emirates	Cheapest$904	Average$1,572	FlexibilityNo cancel fee	On-time75%
Cathay Pacific	Cheapest$1,138	Average$1,234	FlexibilityNo cancel fee	On-time72%
Turkish Airlines	Cheapest$1,179	Average$1,347	FlexibilityNo cancel fee	On-time77%
Qatar Airways	Cheapest$1,298	Average$1,440	FlexibilityNo cancel fee	On-time68%

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$651+ Cheap flights from Kathmandu (KTM) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kathmandu to Boston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Boston Logan Intl are usually found in August or February, booked 76 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Kathmandu to Boston

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Kathmandu to Boston

Cheapest flights from Kathmandu to BostonExplore the most affordable flight options available from Kathmandu to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Kathmandu to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Kathmandu to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kathmandu with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Boston

How far ahead should I book a flight from Kathmandu to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Boston. Price data was last updated on July 25, 2025.

What’s the top layover airport for flights from Kathmandu to Boston?

Share of 1-stop round-trip flights from Kathmandu to Boston chosen by Cheapflights users in the past 12 months, using the same layover each way.

What’s the cheapest layover airport for flights from Kathmandu to Boston?

Average round-trip fare for 1-stop flights from Kathmandu to Boston, chosen by Cheapflights users in the past 12 months, with the same layover each way.

What’s the fastest layover option from Kathmandu to Boston?

Shortest average travel time for 1-stop one-way flights from Kathmandu to Boston, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Which airport typically offers the quickest layover for flights from Kathmandu to Boston?

Average layover duration for 1-stop one-way flights from Kathmandu to Boston, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated July 29, 2025.

Read through reviews of airlines operating flights from Kathmandu to Boston, such as Emirates, KLM, and Cathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Kathmandu to Boston round-trip?

Can I find deals for flights from Kathmandu to Boston that include hotel bookings?

How can I find direct flights from Kathmandu to Boston?

Can I find deals for business class flights from Kathmandu to Boston?

What is the cheapest month to book a flight from Kathmandu to Boston?

Traveling to a place near Boston?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kathmandu to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Kathmandu to Boston

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Cheapest flights from Kathmandu to Boston
Explore the most affordable flight options available from Kathmandu to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.