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Cheap flights from Kathmandu to Boston from $584

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Boston departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kathmandu to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:40 pm - 2:10 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
55h 15m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
3:40 pm - 7:50 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
41h 25m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl
$1,067Multiple Airlines
Wed, Sep 9 - Sat, Nov 7
Multiple Airlines Logo
8:10 am - 2:10 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
39h 45m2 stops New Delhi Indira Gandhi Intl Dubai Intl
Multiple Airlines Logo
11:05 pm - 12:50 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
28h 00m2 stops Dubai Intl New Delhi Indira Gandhi Intl
$1,139Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Cathay Pacific Logo
11:00 pm - 11:05 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
33h 50m1 stop Hong Kong Intl
Cathay Pacific Logo
12:30 am - 9:30 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
34h 15m1 stop Hong Kong Intl
$1,427Cathay Pacific
Mon, Sep 28 - Sun, Nov 29
Cathay Pacific Logo
11:00 pm - 11:05 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
33h 50m1 stop Hong Kong Intl
Cathay Pacific Logo
1:45 am - 9:45 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
34h 15m1 stop Hong Kong Intl
$1,427Cathay Pacific
Fri, Sep 11 - Thu, Sep 24
Turkish Airlines Logo
8:00 am - 7:55 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
21h 40m1 stop Istanbul
Turkish Airlines Logo
8:00 pm - 11:20 amBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
28h 35m1 stop Istanbul
$1,435Turkish Airlines
Mon, Sep 28 - Mon, Nov 30
Emirates Logo
3:35 pm - 2:10 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
32h 20m1 stop Dubai Intl
Emirates Logo
11:05 pm - 6:55 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
34h 05m1 stop Dubai Intl
$1,465Emirates
Mon, Sep 7 - Thu, Sep 17
Emirates Logo
12:35 am - 2:10 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
23h 20m1 stop Dubai Intl
Emirates Logo
10:10 pm - 6:40 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
33h 45m1 stop Dubai Intl
$1,470Emirates
Sun, Sep 27 - Mon, Nov 30
Qatar Airways Logo
6:00 pm - 3:15 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
31h 00m1 stop Doha Hamad Intl
Qatar Airways Logo
10:00 pm - 5:30 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
33h 45m1 stop Doha Hamad Intl
$1,491Qatar Airways
Thu, Sep 17 - Wed, Sep 30
Qatar Airways Logo
6:00 pm - 3:15 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
31h 00m1 stop Doha Hamad Intl
Qatar Airways Logo
10:00 pm - 2:15 pmBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
30h 30m1 stop Doha Hamad Intl
$1,491Qatar Airways
Thu, Sep 17 - Mon, Sep 28
Turkish Airlines Logo
8:00 am - 7:55 pmKTM  Kathmandu Tribhuvan-BOS Boston Logan Intl
21h 40m1 stop Istanbul
Turkish Airlines Logo
9:50 pm - 6:35 amBOS  Boston Logan Intl-KTM Kathmandu Tribhuvan
23h 00m1 stop Istanbul
$3,081Turkish Airlines
Sun, Sep 6 - Tue, Sep 22

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Air India flights from Kathmandu to Boston

Our best Air India deals on Kathmandu to Boston flight tickets
Air India
Sep 17
KTM1:25 pmKathmandu Tribhuvan
34h 47m
2 stops
BOS2:27 pmBoston Logan Intl
Sep 30
BOS4:11 pmBoston Logan Intl
38h 34m
2 stops
KTM4:30 pmKathmandu Tribhuvan
$1,327
Air India
Sep 7
KTM7:35 amKathmandu Tribhuvan
41h 20m
2 stops
BOS3:10 pmBoston Logan Intl
Sep 17
BOS5:15 amBoston Logan Intl
45h 50m
2 stops
KTM12:50 pmKathmandu Tribhuvan
$1,332
Air India
Sep 25
KTM1:25 pmKathmandu Tribhuvan
34h 46m
2 stops
BOS2:26 pmBoston Logan Intl
Oct 7
BOS6:40 pmBoston Logan Intl
39h 45m
2 stops
KTM8:10 pmKathmandu Tribhuvan
$1,410

Qatar Airways flights from Kathmandu to Boston

Our best Qatar Airways deals on Kathmandu to Boston flight tickets
Qatar Airways
Aug 26
KTM3:30 pmKathmandu Tribhuvan
37h 18m
2 stops
BOS7:03 pmBoston Logan Intl
Sep 11
BOS10:00 pmBoston Logan Intl
25h 05m
1 stop
KTM8:50 amKathmandu Tribhuvan
$1,807
Qatar Airways
Aug 25
KTM3:30 pmKathmandu Tribhuvan
37h 00m
2 stops
BOS6:45 pmBoston Logan Intl
Sep 11
BOS10:00 pmBoston Logan Intl
25h 05m
1 stop
KTM8:50 amKathmandu Tribhuvan
$1,885
Qatar Airways
Aug 26
KTM3:30 pmKathmandu Tribhuvan
39h 15m
2 stops
BOS9:00 pmBoston Logan Intl
Sep 11
BOS6:00 amBoston Logan Intl
25h 00m
2 stops
KTM4:45 pmKathmandu Tribhuvan
$1,938

momondo Fare Finder

 
Customize your flight search to find flights from Kathmandu to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Kathmandu to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Wed 9/9

4:40 pm-2:10 pm

2 stops55h 15m

Boston Logan Intl

Sat 11/7

3:40 pm-7:50 pm

2 stops41h 25m

$1,067

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Thu 9/10

8:10 am-2:10 pm

2 stops39h 45m

Boston Logan Intl

Thu 9/17

11:05 pm-12:50 pm

2 stops28h 00m

$1,139

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Mon 9/28

11:00 pm-11:05 pm

1 stop33h 50m

Boston Logan Intl

Sun 11/29

12:30 am-9:30 pm

1 stop34h 15m

$1,427

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Fri 9/11

11:00 pm-11:05 pm

1 stop33h 50m

Boston Logan Intl

Thu 9/24

1:45 am-9:45 pm

1 stop34h 15m

$1,427

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Mon 9/28

8:00 am-7:55 pm

1 stop21h 40m

Boston Logan Intl

Mon 11/30

8:00 pm-11:20 am

1 stop28h 35m

$1,435

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Mon 9/7

3:35 pm-2:10 pm

1 stop32h 20m

Boston Logan Intl

Thu 9/17

11:05 pm-6:55 pm

1 stop34h 05m

$1,465

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Sun 9/27

12:35 am-2:10 pm

1 stop23h 20m

Boston Logan Intl

Mon 11/30

10:10 pm-6:40 pm

1 stop33h 45m

$1,470

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Thu 9/17

6:00 pm-3:15 pm

1 stop31h 00m

Boston Logan Intl

Wed 9/30

10:00 pm-5:30 pm

1 stop33h 45m

$1,491

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Thu 9/17

6:00 pm-3:15 pm

1 stop31h 00m

Boston Logan Intl

Mon 9/28

10:00 pm-2:15 pm

1 stop30h 30m

$1,491
Quickest round-trip

KathmanduBoston

KTM Kathmandu Tribhuvan - BOS Boston Logan Intl

KTMBOS

Kathmandu Tribhuvan

Sun 9/6

8:00 am-7:55 pm

1 stop21h 40m

Boston Logan Intl

Tue 9/22

9:50 pm-6:35 am

1 stop23h 00m

$3,081

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Kathmandu to Boston

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

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,412 to $1,658.
The lowest price recently found on this route was $1,067.

What is the cheapest month to fly to Boston?

In general, December is the cheapest month to fly from Kathmandu to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel during the month of December, then book flights to Boston from Kathmandu during September instead. Flights to Boston in September, while not as cheap as those in December, still average around $1,222.

Can stopping save me money on Kathmandu to Boston flights?

You could potentially save up to 15% on your flight if you consider stops on a Kathmandu to Boston flight.

How have Kathmandu to Boston flight prices changed over time?

As of August 2026, prices for Kathmandu to Boston flights are approximately 23% more expensive when compared to flights at the same time last year.

When to book flights from Kathmandu to Boston

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

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

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

Fastest flight time

28h 00m

Direct flights

None
The fastest flight from Kathmandu to Boston takes 28h 00m
There are no direct flights from Kathmandu to Boston. There are no popular flight routes from Kathmandu to Boston.
Search flight deals

Frequently asked questions about flying from Kathmandu to Boston

  • How far is Kathmandu Tribhuvan to Boston Logan Intl by plane?

    Boston Logan Intl is 7361.3 mi away from Kathmandu Tribhuvan. In terms of flight time, this usually takes a little over 28h 00m.

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

    Prices for flights from Kathmandu Tribhuvan Airport to Boston Logan Intl Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Kathmandu to Boston?

Best airlines flying from Kathmandu to Boston

Compare and see reviews for airlines that fly from Kathmandu to Boston with momondo
Airline
Rating
Free Cancellation
Price
EmiratesPriceFrom $996Free CancellationRating
8.1
3,654 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $1,181Free CancellationRating
7.4
3,742 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $1,221Free CancellationRating
7.4
4,482 reviews
Search Turkish Airlines flights
Cathay PacificPriceFrom $1,251Free CancellationRating
7.6
1,451 reviews
Search Cathay Pacific flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Ogunquit
Salem
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Laconia
Hampton
Cambridge
South Yarmouth
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Revere
Middletown
Kennebunkport
Warwick
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York Beach
Everett
South Portland
Brockton
Seekonk
Falmouth

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kathmandu to Boston. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Boston from Kathmandu with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Kathmandu.

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

If you are not ready to book a flight from Kathmandu to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

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