$813 Cheap Flights from Nantucket (ACK) to Kathmandu (KTM)

View $813 flight on Thu, Aug 14, 2025Opens in a new window

Popular airlines from Nantucket, MA (ACK-Nantucket Memorial) to Tribhuvan Intl. Airport (KTM)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Nantucket to Kathmandu (ACK-KTM)

Prices were available within the past 7 days and start at $813 for one-way flights and $1,248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Sep 6 - Mon, Sep 22
ACK
Nantucket
KTM
Kathmandu
$1,248 Roundtrip, found 5 days ago
$1,248
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Nantucket to Kathmandu, returning Mon, Sep 22, priced at $1,248 found 5 days ago
JetBlue Airways
Fri, Sep 5 - Tue, Sep 23
ACK
Nantucket
KTM
Kathmandu
$1,268 Roundtrip, found 5 days ago
$1,268
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Fri, Sep 5 from Nantucket to Kathmandu, returning Tue, Sep 23, priced at $1,268 found 5 days ago
JetBlue Airways
Thu, Sep 4 - Tue, Sep 16
ACK
Nantucket
KTM
Kathmandu
$1,279 Roundtrip, found 5 days ago
$1,279
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Thu, Sep 4 from Nantucket to Kathmandu, returning Tue, Sep 16, priced at $1,279 found 5 days ago
JetBlue Airways
Wed, Sep 17 - Sat, Sep 27
ACK
Nantucket
KTM
Kathmandu
$1,283 Roundtrip, found 5 days ago
$1,283
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Wed, Sep 17 from Nantucket to Kathmandu, returning Sat, Sep 27, priced at $1,283 found 5 days ago
JetBlue Airways
Thu, Sep 4 - Sat, Sep 13
ACK
Nantucket
KTM
Kathmandu
$1,292 Roundtrip, found 5 days ago
$1,292
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Thu, Sep 4 from Nantucket to Kathmandu, returning Sat, Sep 13, priced at $1,292 found 5 days ago
JetBlue Airways
Sat, Aug 30 - Tue, Sep 16
ACK
Nantucket
KTM
Kathmandu
$1,298 Roundtrip, found 5 days ago
$1,298
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Sat, Aug 30 from Nantucket to Kathmandu, returning Tue, Sep 16, priced at $1,298 found 5 days ago
JetBlue Airways
Fri, Sep 5 - Sat, Sep 20
ACK
Nantucket
KTM
Kathmandu
$1,302 Roundtrip, found 5 days ago
$1,302
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Fri, Sep 5 from Nantucket to Kathmandu, returning Sat, Sep 20, priced at $1,302 found 5 days ago
JetBlue Airways
Fri, Sep 5 - Thu, Sep 25
ACK
Nantucket
KTM
Kathmandu
$1,312 Roundtrip, found 5 days ago
$1,312
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Fri, Sep 5 from Nantucket to Kathmandu, returning Thu, Sep 25, priced at $1,312 found 5 days ago
Qatar Airways
Wed, Sep 10 - Thu, Sep 25
ACK
Nantucket
KTM
Kathmandu
$1,629 Roundtrip, found 5 days ago
$1,629
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Wed, Sep 10 from Nantucket to Kathmandu, returning Thu, Sep 25, priced at $1,629 found 5 days ago
Etihad Airways
Thu, Aug 14 - Sat, Aug 30
ACK
Nantucket
KTM
Kathmandu
$4,955 Roundtrip, found 5 days ago
$4,955
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Thu, Aug 14 from Nantucket to Kathmandu, returning Sat, Aug 30, priced at $4,955 found 5 days ago

Alternative airports near Kathmandu

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Tribhuvan Intl. KTM. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $1,620
KTM
Tribhuvan Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $1,620
Flights from Nantucket (ACK) to Kathmandu (KTM)
Origin airport
Nantucket Memorial
Destination airport
Tribhuvan Intl.
Roundtrip price
$1,248
Distance
7419 mi

Nantucket to Kathmandu Flights

The cheapest times to fly from Nantucket to Kathmandu

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Nantucket to Kathmandu are during the month of September. You can find some of the cheapest flights from Nantucket to Kathmandu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Nantucket to Kathmandu

Sunday is one of the best days to book for cheap flights from Nantucket to Kathmandu: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Nantucket to Kathmandu

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Nantucket to Kathmandu in 2025. You can also book with separate airlines for your outbound and return journeys, from $813 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Nantucket to Kathmandu flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Nantucket to Kathmandu airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM) cost?
Discover the latest flight deals from ACK to KTM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ACK to KTM?
The cheapest flights from ACK to KTM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ACK to KTM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ACK to KTM. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM)?
You'll need to catch a flight with a layover if you're traveling from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ACK to KTM?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM)?
Select a flight from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM) last-minute?
Last-minute fares from ACK to KTM are typically more expensive. For the cheapest rates, start searching for flights as soon as possible. That said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book an ACK to KTM flight and hotel package?
Compared with arranging hotels and flights separately, booking an ACK to KTM flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Nantucket Memorial Airport (ACK) to Tribhuvan Intl. Airport (KTM)?
In most cases, you can modify or cancel your ACK to KTM flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, go to our Customer Service portal.

Explore a world of travel with Expedia

Nantucket nearby Airports

Hyannis

*Available to One Key members.