August is by far the best month, wherein you can get cheapest flights for Kathmandu to Boston. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.
KTM
07:40
Kathmandu Tribhuvan International Airport
Thu , 11 Sep 2025
BOS
19:40
Boston General Edward Lawrence Logan International Airport
Thu, 11 Sep 2025
KTM
18:00
Kathmandu Tribhuvan International Airport
Wed , 10 Sep 2025
BOS
15:05
Boston General Edward Lawrence Logan International Airport
Thu, 11 Sep 2025
KTM
23:30
Kathmandu Tribhuvan International Airport
Wed , 10 Sep 2025
BOS
14:10
Boston General Edward Lawrence Logan International Airport
Thu, 11 Sep 2025
KTM
18:00
Kathmandu Tribhuvan International Airport
Wed , 03 Sep 2025
BOS
15:05
Boston General Edward Lawrence Logan International Airport
Thu, 04 Sep 2025
KTM
21:00
Kathmandu Tribhuvan International Airport
Thu , 11 Sep 2025
BOS
14:55
Boston General Edward Lawrence Logan International Airport
Fri, 12 Sep 2025
KTM
16:20
Kathmandu Tribhuvan International Airport
Thu , 11 Sep 2025
BOS
14:55
Boston General Edward Lawrence Logan International Airport
Fri, 12 Sep 2025
KTM
18:00
Kathmandu Tribhuvan International Airport
Mon , 08 Sep 2025
BOS
15:05
Boston General Edward Lawrence Logan International Airport
Tue, 09 Sep 2025
KTM
13:00
Kathmandu Tribhuvan International Airport
Wed , 10 Sep 2025
BOS
18:05
Boston General Edward Lawrence Logan International Airport
Thu, 11 Sep 2025
KTM
23:30
Kathmandu Tribhuvan International Airport
Wed , 03 Sep 2025
BOS
14:10
Boston General Edward Lawrence Logan International Airport
Thu, 04 Sep 2025
KTM
13:00
Kathmandu Tribhuvan International Airport
Wed , 10 Sep 2025
BOS
15:05
Boston General Edward Lawrence Logan International Airport
Thu, 11 Sep 2025