$436+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KTM
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Cheapest flights from Boston to KathmanduExplore 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 March 10, 2026.
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 March 10, 2026.
This Trip.com deal was found by Cheapflights users on 3/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:40 pm
BOS
- KTM
2 stops26h 25m
Multiple Airlines
Fri 3/2010:50 am
KTM
- BOS
2 stops37h 50m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$1,017
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:00 pm
BOS
- KTM
3 stops35h 50m
Multiple Airlines
Tue 5/191:25 pm
KTM
- BOS
2 stops40h 15m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,042
This Trip.com deal was found by Cheapflights users on 3/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/159:40 pm
BOS
- KTM
2 stops26h 25m
Multiple Airlines
Wed 4/810:50 am
KTM
- BOS
2 stops38h 10m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,063
This Trip.com deal was found by Cheapflights users on 3/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:25 pm
BOS
- KTM
3 stops36h 00m
Multiple Airlines
Wed 5/273:10 pm
KTM
- BOS
3 stops57h 15m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,083
This Trip.com deal was found by Cheapflights users on 3/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:00 pm
BOS
- KTM
2 stops29h 20m
Multiple Airlines
Mon 10/122:05 pm
KTM
- BOS
2 stops34h 55m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,100
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:05 am
BOS
- KTM
2 stops29h 55m
Multiple Airlines
Tue 9/2911:00 pm
KTM
- BOS
2 stops29h 53m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,119
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Sun 3/294:25 pm
BOS
- KTM
3 stops36h 00m
Multiple Airlines
Fri 4/102:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,122
This CheapOair deal was found by Cheapflights users on 3/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/219:40 pm
BOS
- KTM
1 stop34h 25m
Multiple Airlines
Tue 3/241:40 pm
KTM
- BOS
2 stops35h 00m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,126
This Trip.com deal was found by Cheapflights users on 3/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:40 pm
BOS
- KTM
2 stops26h 25m
Multiple Airlines
Thu 4/210:50 am
KTM
- BOS
2 stops38h 10m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,131
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Wed 4/14:25 pm
BOS
- KTM
3 stops36h 00m
Multiple Airlines
Thu 4/302:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$1,143
Best flights from Boston to KathmanduDiscover carefully curated flight deals from Boston to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Boston to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Mon 3/304:25 pm
BOS
- KTM
3 stops31h 40m
Multiple Airlines
Thu 4/302:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,191
This Emirates deal was found by Cheapflights users on 3/10. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:05 pm
BOS
- KTM
1 stop29h 45m
Emirates
Wed 5/133:35 pm
KTM
- BOS
1 stop32h 20m
Emirates
Deal found 3/10![Emirates logo]()
$1,456
This FlightHub deal was found by Cheapflights users on 3/9. 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.
Wed 4/810:00 pm
BOS
- KTM
1 stop33h 00m
Qatar Airways
Thu 4/2310:55 am
KTM
- BOS
1 stop37h 55m
Qatar Airways
Deal found 3/9![Qatar Airways logo]()
$1,529
This CheapOair deal was found by Cheapflights users on 3/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:50 pm
BOS
- KTM
2 stops32h 05m
Multiple Airlines
Sun 5/2410:55 am
KTM
- BOS
1 stop37h 55m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,290
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Sat 4/44:25 pm
BOS
- KTM
3 stops31h 40m
Multiple Airlines
Sat 4/111:45 pm
KTM
- BOS
2 stops34h 40m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$1,292
This Emirates deal was found by Cheapflights users on 3/9. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:05 pm
BOS
- KTM
1 stop29h 45m
Emirates
Sat 9/2612:35 am
KTM
- BOS
1 stop23h 20m
Emirates
Deal found 3/9![Emirates logo]()
$1,562
This Qatar Airways deal was found by Cheapflights users on 3/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2310:00 pm
BOS
- KTM
1 stop24h 10m
Qatar Airways
Mon 5/1110:55 am
KTM
- BOS
1 stop37h 55m
Qatar Airways
Deal found 3/5![Qatar Airways logo]()
$1,564
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Thu 4/164:25 pm
BOS
- KTM
3 stops31h 40m
Multiple Airlines
Sat 4/252:40 pm
KTM
- BOS
3 stops33h 45m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,298
This EaseMyTrip deal was found by Cheapflights users on 3/8. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/304:25 pm
BOS
- KTM
1 stop31h 20m
Multiple Airlines
Tue 4/77:35 am
KTM
- BOS
2 stops40h 50m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,387
This Air India deal was found by Cheapflights users on 3/7. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:15 am
BOS
- KTM
2 stops28h 10m
Multiple Airlines
Wed 4/229:10 pm
KTM
- BOS
2 stops29h 10m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,487
This Air India deal was found by Cheapflights users on 3/8. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:10 am
BOS
- KTM
2 stops24h 35m
Multiple Airlines
Sun 4/269:10 pm
KTM
- BOS
2 stops29h 10m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,487
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Wed 4/89:50 pm
BOS
- KTM
2 stops32h 05m
Multiple Airlines
Thu 4/232:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,516
Last-minute flights from Boston to KathmanduDiscover last-minute flight deals from Boston to Kathmandu. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Kathmandu. Data last updated March 10, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 3/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:40 pm
BOS
- KTM
2 stops26h 25m
Multiple Airlines
Fri 3/2010:50 am
KTM
- BOS
2 stops37h 50m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$1,017
This Trip.com deal was found by Cheapflights users on 3/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:40 pm
BOS
- KTM
2 stops26h 25m
Multiple Airlines
Thu 4/210:50 am
KTM
- BOS
2 stops38h 10m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,131
This Trip.com deal was found by Cheapflights users on 3/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/159:40 pm
BOS
- KTM
2 stops26h 25m
Multiple Airlines
Wed 4/810:50 am
KTM
- BOS
2 stops38h 10m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,063
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:00 pm
BOS
- KTM
3 stops35h 50m
Multiple Airlines
Tue 5/191:25 pm
KTM
- BOS
2 stops40h 15m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,042
This CheapOair deal was found by Cheapflights users on 3/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/219:40 pm
BOS
- KTM
1 stop34h 25m
Multiple Airlines
Tue 3/241:40 pm
KTM
- BOS
2 stops35h 00m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,126
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Mon 3/234:40 pm
BOS
- KTM
3 stops33h 50m
Multiple Airlines
Tue 4/211:45 pm
KTM
- BOS
2 stops34h 40m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$1,149
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Sun 3/294:25 pm
BOS
- KTM
3 stops36h 00m
Multiple Airlines
Fri 4/102:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$1,122
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Wed 4/14:25 pm
BOS
- KTM
3 stops36h 00m
Multiple Airlines
Thu 4/302:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$1,143
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Wed 4/84:25 pm
BOS
- KTM
3 stops34h 55m
Multiple Airlines
Thu 4/232:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,167
This Mytrip deal was found by Cheapflights users on 3/8. 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.
Sun 4/264:25 pm
BOS
- KTM
3 stops36h 00m
Multiple Airlines
Wed 5/132:55 pm
KTM
- BOS
2 stops33h 30m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,175
One-way flights from Boston to KathmanduSearch for one-way flight options from Boston to Kathmandu. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Boston to Kathmandu. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Trip.com deal was found by Cheapflights users on 3/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:25 pm
BOS
- KTM
2 stops31h 40m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2412:36 pm
BOS
- KTM
3 stops49h 54m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:20 pm
BOS
- KTM
2 stops27h 30m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$463
This Mytrip deal was found by Cheapflights users on 3/5. 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.
Thu 4/304:25 pm
BOS
- KTM
2 stops20h 50m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$485
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Tue 4/74:25 pm
BOS
- KTM
2 stops20h 50m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$486
This Booking.com deal was found by Cheapflights users on 3/6. 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.
Mon 3/169:00 pm
BOS
- KTM
3 stops27h 05m
IndiGo
Deal found 3/6![IndiGo logo]()
$499
This Trip.com deal was found by Cheapflights users on 3/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:40 pm
BOS
- KTM
2 stops24h 50m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$503
This Booking.com deal was found by Cheapflights users on 3/6. 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.
Sun 3/229:00 pm
BOS
- KTM
3 stops29h 30m
IndiGo
Deal found 3/6![IndiGo logo]()
$505
This Booking.com deal was found by Cheapflights users on 3/6. 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.
Tue 3/179:00 pm
BOS
- KTM
3 stops29h 30m
IndiGo
Deal found 3/6![IndiGo logo]()
$506
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:40 pm
BOS
- KTM
2 stops34h 45m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$508
This Booking.com deal was found by Cheapflights users on 3/8. 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.
Tue 3/249:00 pm
BOS
- KTM
3 stops29h 30m
IndiGo
Deal found 3/8![IndiGo logo]()
$513
This Mytrip deal was found by Cheapflights users on 3/6. 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.
Thu 3/264:40 pm
BOS
- KTM
2 stops21h 50m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$520
Find 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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,017 (Trip.com) |
One-way from | $436 (Trip.com) |
Popular in | June |
Cheapest in | November |
Average price | $1,437 |
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 March 10, 2026.
Use the filters below to find and compare flights from Boston to Kathmandu that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Mon 3/30
4:25 pm-9:50 am
3 stops31h 40m
Kathmandu Tribhuvan
Thu 4/30
2:55 pm-2:40 pm
2 stops33h 30m
$1,191
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Fri 4/24
9:50 pm-3:40 pm
2 stops32h 05m
Kathmandu Tribhuvan
Sun 5/24
10:55 am-3:05 pm
1 stop37h 55m
$1,290
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Sat 4/4
4:25 pm-9:50 am
3 stops31h 40m
Kathmandu Tribhuvan
Sat 4/11
1:45 pm-2:40 pm
2 stops34h 40m
$1,292
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Thu 4/16
4:25 pm-9:50 am
3 stops31h 40m
Kathmandu Tribhuvan
Sat 4/25
2:40 pm-2:40 pm
3 stops33h 45m
$1,298
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Mon 3/30
4:25 pm-9:30 am
1 stop31h 20m
Kathmandu Tribhuvan
Tue 4/7
7:35 am-2:40 pm
2 stops40h 50m
$1,387
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Sun 4/26
11:05 pm-2:35 pm
1 stop29h 45m
Kathmandu Tribhuvan
Wed 5/13
3:35 pm-2:10 pm
1 stop32h 20m
$1,456
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Tue 4/7
6:15 am-8:10 pm
2 stops28h 10m
Kathmandu Tribhuvan
Wed 4/22
9:10 pm-4:35 pm
2 stops29h 10m
$1,487
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Thu 4/16
6:10 am-4:30 pm
2 stops24h 35m
Kathmandu Tribhuvan
Sun 4/26
9:10 pm-4:35 pm
2 stops29h 10m
$1,487
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Wed 4/8
9:50 pm-3:40 pm
2 stops32h 05m
Kathmandu Tribhuvan
Thu 4/23
2:55 pm-2:40 pm
2 stops33h 30m
$1,516
BostonKathmandu
BOS - KTM
BOSKTM
Boston Logan Intl
Wed 4/8
10:00 pm-4:45 pm
1 stop33h 00m
Kathmandu Tribhuvan
Thu 4/23
10:55 am-3:05 pm
1 stop37h 55m
$1,529
Showing 1-10 of 24 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BOS-KTM
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
Prices
More
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 6, 2026.
Booking 15 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 $811). Flying from Boston to Kathmandu in June is currently the most expensive (average of $1,258). 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.
How much does it cost to fly round-trip from Boston to Kathmandu?
What’s the top layover airport for flights from Boston to Kathmandu?
Share of 1-stop round-trip flights from Boston to Kathmandu chosen by Cheapflights users in the past 12 months, using the same layover each way.
Doha (DOH) – chosen by Cheapflights users on 68% of 1-stop itineraries from Boston to Kathmandu on Cheapflights.
What’s the cheapest layover airport for flights from Boston to Kathmandu?
Average round-trip fare for 1-stop flights from Boston to Kathmandu, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Doha (DOH) is the most affordable 1-stop option, with an average round-trip price of $1,509.
What’s the fastest layover option from Boston to Kathmandu?
Shortest average travel time for 1-stop one-way flights from Boston to Kathmandu, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 23h 15m.
Which airport typically offers the quickest layover for flights from Boston to Kathmandu?
Average layover duration for 1-stop one-way flights from Boston to Kathmandu, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dubai (DXB) offer the fastest connection on this route, with an average layover time of 9h 31m.
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 March 10, 2026.
Get a feel of what it's like to fly with Emirates,Cathay Pacific, andQatar Airways from Boston to Kathmandu by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.2
Comfort
8.0
Food
7.9
Crew
8.3
Boarding
8.1
Overall
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Entertainment
8.2
Comfort
8.0
Food
7.9
Crew
8.3
Boarding
8.1
Overall
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Entertainment
8.2
Comfort
8.0
Food
7.9
Crew
8.3
Boarding
8.1
Overall
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Entertainment
8.2
Comfort
8.0
Food
7.9
Crew
8.3
Boarding
8.1
Overall
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Entertainment
8.2
Comfort
8.0
Food
7.9
Crew
8.3
Boarding
8.1
Overall
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Entertainment
8.2
Comfort
8.0
Food
7.9
Crew
8.3
Boarding
8.1
Overall
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
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.
Traveling to a place near Kathmandu?
Book flights to Kathmandu if you plan to visit one of these locationsNagarkot
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Other flights to Kathmandu
Explore flights to Kathmandu departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
Boston and Kathmandu flights
Browse other Boston and Kathmandu flight options. Last updated on March 10, 2026.
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Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
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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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$775 | Average$1,032 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,003 | Average$1,272 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,017 | Average$1,077 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,050 | Average$1,443 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,186 | Average$1,524 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,252 | Average$1,451 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,599 | Average$1,663 | FlexibilityNo cancel fee | On-time79% |