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Kathmandu

$464+ Cheap flights from Boston (BOS) to Kathmandu (KTM)

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KTM
mars 30 — avr. 61
dim. 3/30
dim. 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Kathmandu Tribhuvan are usually found in February or September, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Boston to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kathmandu (KTM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated mars 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,214
(Mytrip)

One-way from

$467
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,502
Provider with most accurate pricing for Boston Logan Intl-Kathmandu Tribhuvan flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Kathmandu Tribhuvan flights.
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From Boston Logan Intl to Kathmandu Tribhuvan
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One-way flight from Boston Logan Intl to Kathmandu Tribhuvan
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Highest demand for flights based on searches. 13% potential increase in price ($239 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Boston to Kathmandu

Cheapest flights from Boston to Kathmandu
Explore the most affordable flight options available from Boston to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mars 25, 2025.

This Mytrip deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/54:30 pmBOS - KTM
3 stops29h 45mMultiple Airlines
ven. 5/301:25 pmKTM - BOS
2 stops35h 15mMultiple Airlines
Deal found 3/24$1,214
This KAYAK deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 4/251:40 amBOS - KTM
1 stop34h 20mCathay Pacific
ven. 5/3011:10 pmKTM - BOS
1 stop33h 35mCathay Pacific
Deal found 3/23$1,224
This Indian Eagle deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/1510:00 pmBOS - KTM
1 stop33h 00mQatar Airways
lun. 9/227:05 pmKTM - BOS
1 stop29h 45mQatar Airways
Deal found 3/23$1,272
This FlightHub deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/249:35 pmBOS - KTM
1 stop22h 55mTurkish Airlines
ven. 10/107:40 amKTM - BOS
1 stop21h 45mTurkish Airlines
Deal found 3/24$1,316
This Booking.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/59:35 pmBOS - KTM
2 stops32h 20mIndiGo
mer. 8/272:05 pmKTM - BOS
2 stops39h 20mIndiGo
Deal found 3/24$1,324
This Indian Eagle deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/111:05 pmBOS - KTM
1 stop39h 20mEmirates
mar. 9/99:00 amKTM - BOS
1 stop38h 55mEmirates
Deal found 3/24$1,350
This Gurufare deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/157:35 pmBOS - KTM
2 stops40h 20mSingapore Airlines
lun. 11/1011:05 pmKTM - BOS
2 stops30h 11mSingapore Airlines
Deal found 3/23$1,450

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to Kathmandu 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, Cheapflights users made 2,558,603 searches. Data last updated mars 25, 2025.
Use the filters below to find and compare flights from Boston to Kathmandu that are best for you.

Fly from

Boston

Fly to

Kathmandu

Route

Depart

Return

Price

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

lun. 5/5

4:30 pm-8:00 am

3 stops29h 45m

Kathmandu Tribhuvan

ven. 5/30

1:25 pm-2:55 pm

2 stops35h 15m

$1,214

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

ven. 4/25

1:40 am-9:45 pm

1 stop34h 20m

Kathmandu Tribhuvan

ven. 5/30

11:10 pm-11:00 pm

1 stop33h 35m

$1,224

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

lun. 5/5

11:05 pm-12:10 am

1 stop39h 20m

Kathmandu Tribhuvan

jeu. 5/29

1:10 am-2:10 pm

1 stop22h 45m

$1,350

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

mar. 4/1

9:35 pm-9:50 am

2 stops26h 30m

Kathmandu Tribhuvan

jeu. 5/1

3:05 pm-7:40 pm

2 stops38h 20m

$1,417

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

mer. 5/14

9:35 pm-6:15 am

1 stop22h 55m

Kathmandu Tribhuvan

ven. 5/30

7:40 am-7:40 pm

1 stop21h 45m

$1,457

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

lun. 4/28

10:00 pm-4:45 pm

1 stop33h 00m

Kathmandu Tribhuvan

mar. 5/27

6:00 pm-3:05 pm

1 stop30h 50m

$1,459

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

dim. 6/8

5:05 pm-6:35 am

2 stops51h 45m

Kathmandu Tribhuvan

ven. 7/11

9:00 pm-7:55 pm

2 stops32h 40m

$1,626

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

dim. 3/30

4:30 pm-9:50 am

2 stops31h 35m

$464

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

mar. 6/10

9:35 pm-2:05 pm

2 stops30h 45m

$701

BostonKathmandu

BOS - KTM

BOSKTM

Boston Logan Intl

dim. 3/30

9:45 pm-8:50 am

1 stop25h 20m

$842

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boston to Kathmandu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Kathmandu in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*3 stars
FareScanPrice Accuracy-Trust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Kathmandu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Kathmandu flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Boston 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 Boston to Kathmandu

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Kathmandu. Price data was last updated on March 21, 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Kathmandu. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Boston to Kathmandu (average of $1,237). Flying from Boston to Kathmandu in June is currently the most expensive (average of $1,976). 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 time of day to fly from BOS to KTM?

Find hourly flight availability from Boston to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mars 25, 2025.

When flying from Boston to Kathmandu, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 6% versus a flight in the morning.

Rainfall in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 14.6 inches per month. July is typically the wettest month, when rainfall can reach 14.6 in. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 in.

Temperature in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June 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 50.0 F).

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. 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 Kathmandu. Reviews last updated mars 25, 2025.
To help decide which airline to fly from Boston to Kathmandu, see what other customers have to say about Singapore Airlines, Emirates and Cathay Pacific. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,284 reviews

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,284 reviews
Singapore Airlines
8.1
Very good
1,284 reviews

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very good
3,189 reviews
Singapore Airlines
8.1
Very good
1,284 reviews

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Cathay Pacific
7.5
Good
833 reviews
Singapore Airlines
8.1
Very good
1,284 reviews

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
SWISS
7.5
Good
1,569 reviews
Singapore Airlines
8.1
Very good
1,284 reviews

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,540 reviews
Singapore Airlines
8.1
Very good
1,284 reviews

Entertainment

8.0

Overall

8.1

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Boston to Kathmandu. 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 Boston to Kathmandu round-trip?

    Our cheapest airline available from Boston to Kathmandu is Cathay Pacific. Our recent data shows that you can find tickets from as low as $1,224 on this airline. Additional options worth looking into are Emirates and IndiGo, starting at $1,350 and $1,417 round-trip. Users have found that Cathay Pacific is 21% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boston to Kathmandu one-way?

    The cheapest airline one-way is IndiGo, with whom users have recently found tickets for as low as $701. However, be on the lookout for offers from Qatar Airways and Etihad Airways, as they are both options that can get you from Boston to Kathmandu for a low price.

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

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

  • How can I find direct flights from Boston to Kathmandu?

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

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

    Yes. Cheapflights offers flight deals from Boston to Kathmandu 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 Boston to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Boston to Kathmandu (average of $1,237). Flying from Boston to Kathmandu in June is currently the most expensive (average of $1,976). 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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Alternative routes for Boston to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Kathmandu flights
Albany to Kathmandu flights
Worcester to Kathmandu flights

Top 7 airlines flying from Boston to Kathmandu

Discover the top 7 airlines that operate flights from Boston to Kathmandu. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated mars 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$769Average$996FlexibilityNo cancel feeOn-time72%
IndiGoCheapest$1,208Average$1,418FlexibilityNo cancel feeOn-time80%
Qatar AirwaysCheapest$1,258Average$1,519FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,295Average$1,582FlexibilityNo cancel feeOn-time77%
KLMCheapest$1,307Average$1,350FlexibilityNo cancel feeOn-time75%
EmiratesCheapest$1,382Average$1,832FlexibilityNo cancel feeOn-time75%
SWISSCheapest$1,599Average$1,600FlexibilityNo cancel feeOn-time79%
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