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Cheap flights from Boston to Kathmandu from $487

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 4/15. 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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Find the cheapest flights from Boston to Kathmandu

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Boston to Kathmandu.
1:40 am - 10:00 pmBOS-KTM
34h 35m1 stop
11:10 pm - 11:00 pmKTM-BOS
33h 35m1 stop
$811Cathay Pacific
Find Deal
Mon, Sep 1 - Sun, Oct 5
1:40 am - 10:00 pmBOS-KTM
34h 35m1 stop
11:10 pm - 11:00 pmKTM-BOS
33h 35m1 stop
$821Cathay Pacific
Find Deal
Wed, Sep 3 - Thu, Sep 18
9:35 pm - 1:05 pmBOS-KTM
29h 45m2 stops
4:40 pm - 7:40 pmKTM-BOS
36h 45m2 stops
$1,091IndiGo
Find Deal
Thu, Sep 4 - Thu, Sep 18
9:35 pm - 1:00 pmBOS-KTM
29h 40m2 stops
4:40 pm - 7:40 pmKTM-BOS
36h 45m2 stops
$1,136IndiGo
Find Deal
Wed, Sep 3 - Wed, Sep 17
10:00 pm - 4:45 pmBOS-KTM
33h 00m1 stop
6:00 pm - 3:05 pmKTM-BOS
30h 50m1 stop
$1,272Qatar Airways
Find Deal
Wed, Sep 3 - Wed, Sep 17
10:00 pm - 8:50 amBOS-KTM
25h 05m1 stop
7:05 pm - 3:05 pmKTM-BOS
29h 45m1 stop
$1,290Qatar Airways
Find Deal
Tue, Sep 2 - Sun, Oct 5
9:35 pm - 6:15 amBOS-KTM
22h 55m1 stop
7:40 am - 7:40 pmKTM-BOS
21h 45m1 stop
$1,316Turkish Airlines
Find Deal
Tue, Aug 5 - Thu, Sep 11
11:05 pm - 12:10 amBOS-KTM
39h 20m1 stop
1:10 am - 2:10 pmKTM-BOS
22h 45m1 stop
$1,350Emirates
Find Deal
Wed, May 7 - Thu, May 29
9:35 pm - 6:15 amBOS-KTM
22h 55m1 stop
7:40 am - 7:40 pmKTM-BOS
21h 45m1 stop
$1,357Turkish Airlines
Find Deal
Tue, Aug 5 - Fri, Sep 5
11:05 pm - 2:35 pmBOS-KTM
29h 45m1 stop
9:00 am - 2:10 pmKTM-BOS
38h 55m1 stop
$1,400Emirates
Find Deal
Sat, May 10 - Thu, May 22

Cathay Pacific flights from Boston to Kathmandu

Our best Cathay Pacific deals on Boston to Kathmandu flight tickets
Cathay Pacific
Sep 1
BOS1:40 amBoston Logan Intl
34h 35m
1 stop
KTM10:00 pmKathmandu Tribhuvan
Oct 5
KTM11:10 pmKathmandu Tribhuvan
33h 35m
1 stop
BOS11:00 pmBoston Logan Intl
Cathay Pacific
Sep 3
BOS1:40 amBoston Logan Intl
34h 35m
1 stop
KTM10:00 pmKathmandu Tribhuvan
Sep 18
KTM11:10 pmKathmandu Tribhuvan
33h 35m
1 stop
BOS11:00 pmBoston Logan Intl
Cathay Pacific
Mar 26
BOS1:30 amBoston Logan Intl
32h 30m
1 stop
KTM7:45 pmKathmandu Tribhuvan
Jun 5
KTM11:10 pmKathmandu Tribhuvan
33h 35m
1 stop
BOS11:00 pmBoston Logan Intl

Qatar Airways flights from Boston to Kathmandu

Our best Qatar Airways deals on Boston to Kathmandu flight tickets
Qatar Airways
Sep 3
BOS10:00 pmBoston Logan Intl
33h 00m
1 stop
KTM4:45 pmKathmandu Tribhuvan
Sep 17
KTM6:00 pmKathmandu Tribhuvan
30h 50m
1 stop
BOS3:05 pmBoston Logan Intl
Qatar Airways
Sep 2
BOS10:00 pmBoston Logan Intl
25h 05m
1 stop
KTM8:50 amKathmandu Tribhuvan
Oct 5
KTM7:05 pmKathmandu Tribhuvan
29h 45m
1 stop
BOS3:05 pmBoston Logan Intl
Qatar Airways
Sep 21
BOS10:00 pmBoston Logan Intl
34h 05m
1 stop
KTM5:50 pmKathmandu Tribhuvan
Oct 4
KTM6:00 pmKathmandu Tribhuvan
30h 50m
1 stop
BOS3:05 pmBoston Logan Intl

See travel insights to Kathmandu from

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

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 $1,339.

What is the cheapest day to depart on your flight to Kathmandu?

According to our data, Tuesday is the cheapest day to fly to Kathmandu from Boston. The lowest ticket price found for a Tuesday departure recently was $1,421. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Boston to Kathmandu on a Sunday will generally be more expensive and average around $1,596. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Kathmandu?

In the evening is the cheapest time of day to fly from Boston to Kathmandu when you can find flight prices for as low as $1,454. Flying to Kathmandu in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $1,537.

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 21 weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,565 when searching 21 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 $1,329 on momondo.

How have Boston to Kathmandu flight prices changed over time?

As of March 2025, prices for Boston to Kathmandu flights are approximately 2% more expensive 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

$487

Fastest flight time

22h 50m

Direct flights

None

Airports in Kathmandu

1 airport
The best one-way flight to Kathmandu from Boston in the past 72 hours is $487. The best round-trip flight deal from Boston to Kathmandu found on momondo in the last 72 hours is $811.
The fastest flight from Boston to Kathmandu takes 22h 50m
There are no direct flights from Boston to Kathmandu. Popular non-direct route for this connection is Boston Logan Intl Airport - Kathmandu Tribhuvan Airport.
There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM)

  • 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. 22h 55m 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?

  • 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?


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 PacificPriceFrom $769Free CancellationRating
7.5
833 reviews
Search Cathay Pacific flights
IndiGoPriceFrom $1,208Free CancellationRating
6.9
471 reviews
Search IndiGo flights
Qatar AirwaysPriceFrom $1,258Free CancellationRating
7.4
3,539 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $1,295Free CancellationRating
7.3
3,745 reviews
Search Turkish Airlines flights
KLMPriceFrom $1,307Free CancellationRating
7.8
1,318 reviews
Search KLM flights
EmiratesPriceFrom $1,382Free CancellationRating
8.0
3,190 reviews
Search Emirates flights
SWISSPriceFrom $1,599Free CancellationRating
7.5
1,569 reviews
Search SWISS flights

Traveling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
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.


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