$335+ Cheap flights from Watertown, NY (ART) to New Hampshire
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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
ART — MHT
Jul 15 — Jul 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Watertown to New Hampshire with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Watertown to New Hampshire
Cheapest
Best
Last-minute
One-way
Cheapest flights from Watertown to New HampshireExplore the most affordable flight options available from Watertown to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
Explore the most affordable flight options available from Watertown to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:06 pm
ART
- BOS
1 stop6h 29m
American Airlines
Tue 7/1410:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/304:06 pm
ART
- BOS
1 stop6h 29m
American Airlines
Sat 7/410:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/264:06 pm
ART
- BOS
1 stop5h 07m
American Airlines
Tue 6/305:05 pm
BOS
- ART
1 stop5h 47m
American Airlines
Deal found 6/11![American Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:22 pm
ART
- BOS
1 stop4h 48m
American Airlines
Tue 7/2110:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:22 pm
ART
- BOS
1 stop4h 50m
American Airlines
Sun 7/1210:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/14![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
ART
- BOS
2 stops17h 59m
American Airlines
Fri 7/248:03 am
BOS
- ART
1 stop14h 50m
American Airlines
Deal found 6/12![American Airlines logo]()
$694
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ART
- BOS
1 stop3h 55m
American Airlines
Tue 7/145:05 pm
BOS
- ART
1 stop5h 48m
American Airlines
Deal found 6/15![American Airlines logo]()
$815
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
ART
- MHT
1 stop4h 07m
American Airlines
Thu 7/3010:32 am
MHT
- ART
1 stop5h 25m
American Airlines
Deal found 6/11![American Airlines logo]()
$841
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ART
- BOS
1 stop6h 03m
American Airlines
Thu 7/165:05 pm
BOS
- ART
1 stop5h 50m
American Airlines
Deal found 6/11![American Airlines logo]()
$841
Best flights from Watertown to New HampshireDiscover carefully curated flight deals from Watertown to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
Discover carefully curated flight deals from Watertown to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/264:06 pm
ART
- BOS
1 stop5h 07m
American Airlines
Tue 6/305:05 pm
BOS
- ART
1 stop5h 47m
American Airlines
Deal found 6/11![American Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/304:06 pm
ART
- BOS
2 stops7h 46m
American Airlines
Sat 7/49:37 am
BOS
- ART
1 stop6h 20m
American Airlines
Deal found 6/15![American Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:22 pm
ART
- BOS
1 stop4h 48m
American Airlines
Tue 7/2110:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:22 pm
ART
- BOS
1 stop4h 50m
American Airlines
Sun 7/1210:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/14![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
ART
- BOS
1 stop3h 55m
American Airlines
Fri 7/2410:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/12![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ART
- BOS
1 stop3h 55m
American Airlines
Tue 7/145:05 pm
BOS
- ART
1 stop5h 48m
American Airlines
Deal found 6/15![American Airlines logo]()
$815
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
ART
- MHT
1 stop4h 07m
American Airlines
Thu 7/3010:32 am
MHT
- ART
1 stop5h 25m
American Airlines
Deal found 6/11![American Airlines logo]()
$841
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ART
- BOS
1 stop6h 03m
American Airlines
Thu 7/165:05 pm
BOS
- ART
1 stop5h 50m
American Airlines
Deal found 6/11![American Airlines logo]()
$841
Last-minute flights from Watertown to New HampshireDiscover last-minute flight deals from Watertown to New Hampshire. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Watertown to New Hampshire. Data last updated June 15, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:06 pm
ART
- BOS
1 stop6h 29m
American Airlines
Tue 7/1410:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/264:06 pm
ART
- BOS
1 stop5h 07m
American Airlines
Tue 6/305:05 pm
BOS
- ART
1 stop5h 47m
American Airlines
Deal found 6/11![American Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/304:06 pm
ART
- BOS
1 stop6h 29m
American Airlines
Sat 7/410:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:22 pm
ART
- BOS
1 stop4h 50m
American Airlines
Sun 7/1210:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/14![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:22 pm
ART
- BOS
1 stop4h 48m
American Airlines
Tue 7/2110:49 am
BOS
- ART
1 stop5h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ART
- BOS
1 stop3h 55m
American Airlines
Tue 7/145:05 pm
BOS
- ART
1 stop5h 48m
American Airlines
Deal found 6/15![American Airlines logo]()
$815
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ART
- BOS
1 stop6h 03m
American Airlines
Thu 7/165:05 pm
BOS
- ART
1 stop5h 50m
American Airlines
Deal found 6/11![American Airlines logo]()
$841
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
ART
- BOS
2 stops17h 59m
American Airlines
Fri 7/248:03 am
BOS
- ART
1 stop14h 50m
American Airlines
Deal found 6/12![American Airlines logo]()
$694
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
ART
- MHT
1 stop4h 07m
American Airlines
Thu 7/3010:32 am
MHT
- ART
1 stop5h 25m
American Airlines
Deal found 6/11![American Airlines logo]()
$841
One-way flights from Watertown to New HampshireSearch for one-way flight options from Watertown to New Hampshire. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from Watertown to New Hampshire. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:22 pm
ART
- BOS
2 stops17h 44m
American Airlines
Deal found 6/14![American Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:00 am
ART
- BOS
1 stop6h 03m
American Airlines
Deal found 6/11![American Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:22 pm
ART
- BOS
1 stop4h 48m
American Airlines
Deal found 6/11![American Airlines logo]()
$433
Find flight deals from Watertown to New Hampshire
Keep the following information in mind while searching for Watertown to New Hampshire flight deals. Data was last updated June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (American Airlines) |
One-way from | $335 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Watertown to New Hampshire 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 June 15, 2026.
Use the filters below to find and compare flights from Watertown to New Hampshire that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
WatertownBoston
ART - BOS
ARTBOS
Watertown
Fri 6/26
4:06 pm-9:13 pm
1 stop5h 07m
Boston Logan Intl
Tue 6/30
5:05 pm-10:52 pm
1 stop5h 47m
$352
WatertownBoston
ART - BOS
ARTBOS
Watertown
Tue 6/30
4:06 pm-11:52 pm
2 stops7h 46m
Boston Logan Intl
Sat 7/4
9:37 am-3:57 pm
1 stop6h 20m
$506
WatertownBoston
ART - BOS
ARTBOS
Watertown
Tue 7/14
4:22 pm-9:10 pm
1 stop4h 48m
Boston Logan Intl
Tue 7/21
10:49 am-3:57 pm
1 stop5h 08m
$508
WatertownBoston
ART - BOS
ARTBOS
Watertown
Fri 7/10
4:22 pm-9:12 pm
1 stop4h 50m
Boston Logan Intl
Sun 7/12
10:49 am-3:57 pm
1 stop5h 08m
$640
Quickest round-trip
WatertownBoston
ART - BOS
ARTBOS
Watertown
Fri 7/17
6:00 am-9:55 am
1 stop3h 55m
Boston Logan Intl
Fri 7/24
10:49 am-3:57 pm
1 stop5h 08m
$640
WatertownBoston
ART - BOS
ARTBOS
Watertown
Tue 7/14
6:00 am-9:55 am
1 stop3h 55m
Boston Logan Intl
Tue 7/14
5:05 pm-10:53 pm
1 stop5h 48m
$815
WatertownManchester
ART - MHT
ARTMHT
Watertown
Tue 7/28
6:00 am-10:07 am
1 stop4h 07m
Manchester
Thu 7/30
10:32 am-3:57 pm
1 stop5h 25m
$841
WatertownBoston
ART - BOS
ARTBOS
Watertown
Tue 7/14
6:00 am-12:03 pm
1 stop6h 03m
Boston Logan Intl
Thu 7/16
5:05 pm-10:55 pm
1 stop5h 50m
$841
Cheapest one-way
WatertownBoston
ART - BOS
ARTBOS
Watertown
Sat 7/25
4:22 pm-10:06 am
2 stops17h 44m
$335
WatertownBoston
ART - BOS
ARTBOS
Watertown
Wed 7/8
6:00 am-12:03 pm
1 stop6h 03m
$408
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from Watertown to New Hampshire
Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Watertown with our price prediction graph.
ART-BOS
ART-MHT
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 Watertown to New Hampshire
ART-USNH
ART-BOS
ART-MHT
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Watertown to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations