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Cheap flights from Portland to Watertown from $617

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Watertown departing on 7/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to Watertown

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:34 pm - 10:08 pm
PDX
-
ART
19h 34m
2 stops
American Airlines Logo
4:00 pm - 11:59 pm
ART
-
PDX
34h 59m
2 stops
$669American Airlines
Mon, Aug 10 - Mon, Aug 17
American Airlines Logo
5:59 am - 3:35 pm
PDX
-
ART
30h 36m
2 stops
American Airlines Logo
4:00 pm - 6:00 pm
ART
-
PDX
29h 00m
2 stops
$682American Airlines
Tue, Aug 11 - Mon, Aug 17
American Airlines Logo
11:34 pm - 10:08 pm
PDX
-
ART
19h 34m
2 stops
American Airlines Logo
4:00 pm - 11:58 pm
ART
-
PDX
34h 58m
2 stops
$699American Airlines
Mon, Aug 10 - Fri, Aug 21
American Airlines Logo
5:59 am - 3:35 pm
PDX
-
ART
30h 36m
2 stops
American Airlines Logo
4:00 pm - 6:05 pm
ART
-
PDX
29h 05m
2 stops
$712American Airlines
Tue, Aug 11 - Wed, Aug 19
American Airlines Logo
5:59 am - 3:35 pm
PDX
-
ART
30h 36m
2 stops
American Airlines Logo
4:00 pm - 6:00 pm
ART
-
PDX
29h 00m
2 stops
$725American Airlines
Tue, Aug 11 - Thu, Aug 20
American Airlines Logo
5:15 am - 3:35 pm
PDX
-
ART
31h 20m
2 stops
American Airlines Logo
6:00 am - 11:50 am
ART
-
PDX
8h 50m
1 stop
$735American Airlines
Tue, Aug 11 - Sat, Aug 15
American Airlines Logo
5:15 am - 3:35 pm
PDX
-
ART
31h 20m
2 stops
American Airlines Logo
6:00 am - 1:52 pm
ART
-
PDX
34h 52m
2 stops
$744American Airlines
Tue, Aug 11 - Tue, Aug 18
American Airlines Logo
6:07 am - 10:53 pm
PDX
-
ART
13h 46m
2 stops
American Airlines Logo
6:00 am - 6:00 pm
ART
-
PDX
15h 00m
2 stops
$756American Airlines
Tue, Aug 4 - Tue, Aug 11
American Airlines Logo
5:15 am - 3:35 pm
PDX
-
ART
31h 20m
2 stops
American Airlines Logo
6:00 am - 11:50 am
ART
-
PDX
8h 50m
1 stop
$757American Airlines
Tue, Aug 11 - Wed, Aug 19
American Airlines Logo
3:00 pm - 3:35 pm
PDX
-
ART
21h 35m
2 stops
American Airlines Logo
6:00 am - 11:50 am
ART
-
PDX
8h 50m
1 stop
$760American Airlines
Tue, Aug 11 - Fri, Aug 21

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Alaska Airlines flights from Portland to Watertown, New York

Our best Alaska Airlines deals on Portland to Watertown, New York flight tickets
Alaska Airlines
Sep 8
PDX7:30 amPortland
11h 38m
1 stop
ART10:08 pmWatertown
Sep 11
ART4:18 pmWatertown
30h 16m
1 stop
PDX7:34 pmPortland
$4,358
Alaska Airlines
Sep 8
PDX7:09 amPortland
11h 59m
2 stops
ART10:08 pmWatertown
Sep 11
ART4:18 pmWatertown
30h 16m
1 stop
PDX7:34 pmPortland
$4,364
Alaska Airlines
Sep 8
PDX5:07 amPortland
14h 01m
2 stops
ART10:08 pmWatertown
Sep 11
ART4:18 pmWatertown
10h 37m
2 stops
PDX11:55 pmPortland
$4,369

American Airlines flights from Portland to Watertown, New York

Our best American Airlines deals on Portland to Watertown, New York flight tickets
American Airlines
Aug 10
PDX11:34 pmPortland
19h 34m
2 stops
ART10:08 pmWatertown
Aug 17
ART4:00 pmWatertown
34h 59m
2 stops
PDX11:59 pmPortland
$669
American Airlines
Aug 11
PDX5:59 amPortland
30h 36m
2 stops
ART3:35 pmWatertown
Aug 17
ART4:00 pmWatertown
29h 00m
2 stops
PDX6:00 pmPortland
$682
American Airlines
Aug 10
PDX11:34 pmPortland
19h 34m
2 stops
ART10:08 pmWatertown
Aug 21
ART4:00 pmWatertown
34h 58m
2 stops
PDX11:58 pmPortland
$699

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Watertown, New York 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, momondo users made 832,500 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Portland to Watertown, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandWatertown

PDX - ART

PDXART

Portland

Mon 8/10

11:34 pm-10:08 pm

2 stops19h 34m

Watertown

Mon 8/17

4:00 pm-11:59 pm

2 stops34h 59m

$669

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

5:59 am-3:35 pm

2 stops30h 36m

Watertown

Mon 8/17

4:00 pm-6:00 pm

2 stops29h 00m

$682

PortlandWatertown

PDX - ART

PDXART

Portland

Mon 8/10

11:34 pm-10:08 pm

2 stops19h 34m

Watertown

Fri 8/21

4:00 pm-11:58 pm

2 stops34h 58m

$699

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

5:59 am-3:35 pm

2 stops30h 36m

Watertown

Wed 8/19

4:00 pm-6:05 pm

2 stops29h 05m

$712

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

5:59 am-3:35 pm

2 stops30h 36m

Watertown

Thu 8/20

4:00 pm-6:00 pm

2 stops29h 00m

$725

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

5:15 am-3:35 pm

2 stops31h 20m

Watertown

Sat 8/15

6:00 am-11:50 am

1 stop8h 50m

$735

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

5:15 am-3:35 pm

2 stops31h 20m

Watertown

Tue 8/18

6:00 am-1:52 pm

2 stops34h 52m

$744
Quickest round-trip

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/4

6:07 am-10:53 pm

2 stops13h 46m

Watertown

Tue 8/11

6:00 am-6:00 pm

2 stops15h 00m

$756

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

5:15 am-3:35 pm

2 stops31h 20m

Watertown

Wed 8/19

6:00 am-11:50 am

1 stop8h 50m

$757

PortlandWatertown

PDX - ART

PDXART

Portland

Tue 8/11

3:00 pm-3:35 pm

2 stops21h 35m

Watertown

Fri 8/21

6:00 am-11:50 am

1 stop8h 50m

$760

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Watertown from

How to get the cheapest flight ticket from Portland to Watertown, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Portland to Watertown, New York flights?

You could potentially save up to 2% on your flight if you consider stops on a Portland to Watertown, New York flight.

When to book flights from Portland to Watertown, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Watertown, New York according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Watertown, New York (PDX to ART) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Watertown, New York

Fastest flight time

14h 46m

Direct flights

None
The fastest flight from Portland to Watertown, New York takes 14h 46m
There are no direct flights from Portland to Watertown, New York. There are no popular flight routes from Portland to Watertown, New York.
Search flight deals

Frequently asked questions about flying from Portland to Watertown, New York

  • How far is Portland to Watertown by plane?

    The straight-line distance from Portland to Watertown is 2262.9 mi. Typically, this will take 14h 46m by plane in normal conditions.

  • When did momondo last update prices for flights from Portland Airport to Watertown Airport?

    Prices for flights from Portland Airport to Watertown Airport refresh daily.

  • How old do you have to be to fly from Portland Airport to Watertown Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Watertown Airport.

  • What documentation or ID do you need to fly to Watertown Airport?

    The necessary travel and health documents for your Watertown Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Watertown?

Book flights to Watertown if you plan to visit one of these locations
Alexandria Bay
Clayton

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Watertown?

Finding the right flight to Watertown from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Watertown quick and easy, saving you time and money.

Can I find flights from Portland to Watertown with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Watertown flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Watertown?

momondo helps you find the best flight between Portland and Watertown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Portland to Watertown right now. Can momondo alert me if prices change?

Price alerts on flights to Watertown from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Watertown, New York trip

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