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Flights to Watertown

$240 Cheap flights to Watertown

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Watertown departing on 12/30. 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
0 bags

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Find the cheapest flights from the United States to Watertown

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:10 pm - 4:57 pm
DEN
-
ATY
1h 47mnonstop
United Airlines Logo
6:18 pm - 7:25 pm
ATY
-
DEN
2h 07mnonstop
$240United Airlines
Tue, Dec 30 - Sat, Jan 3
Delta Logo
2:42 pm - 9:25 pm
DEN
-
ATY
5h 43m1 stop
Delta Logo
5:10 am - 10:31 am
ATY
-
DEN
6h 21m1 stop
$260Delta
Tue, Jan 6 - Tue, Jan 13
United Airlines Logo
2:10 pm - 4:57 pm
DEN
-
ATY
1h 47mnonstop
United Airlines Logo
6:25 pm - 7:32 pm
ATY
-
DEN
2h 07mnonstop
$270United Airlines
Fri, Jan 9 - Mon, Jan 12
United Airlines Logo
2:10 pm - 4:57 pm
DEN
-
ATY
1h 47mnonstop
United Airlines Logo
6:25 pm - 7:32 pm
ATY
-
DEN
2h 07mnonstop
$340United Airlines
Fri, Dec 19 - Thu, Jan 15
Delta Logo
4:14 pm - 9:23 pm
DEN
-
ATY
4h 09m1 stop
Delta Logo
5:10 am - 10:26 am
ATY
-
DEN
6h 16m1 stop
$402Delta
Tue, Dec 30 - Sat, Jan 3
Delta Logo
2:00 pm - 9:23 pm
DEN
-
ATY
6h 23m1 stop
Delta Logo
5:10 am - 10:31 am
ATY
-
DEN
6h 21m1 stop
$422Delta
Fri, Dec 19 - Thu, Jan 15
Delta Logo
11:55 am - 9:23 pm
DEN
-
ATY
8h 28m2 stops
Delta Logo
5:10 am - 10:26 am
ATY
-
DEN
6h 16m1 stop
$709Delta
Tue, Dec 30 - Sat, Jan 3
Delta Logo
2:00 pm - 9:23 pm
DEN
-
ATY
6h 23m1 stop
Delta Logo
5:10 am - 3:09 pm
ATY
-
DEN
10h 59m2 stops
$1,068Delta
Fri, Dec 19 - Thu, Jan 15
Delta Logo
11:55 am - 9:23 pm
DEN
-
ATY
8h 28m2 stops
Delta Logo
5:10 am - 3:13 pm
ATY
-
DEN
11h 03m2 stops
$1,250Delta
Tue, Dec 30 - Sat, Jan 3

momondo Fare Finder

 
Locate flights to Watertown that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on December 8, 2025.
Use the filters below to find and compare flights to Watertown that are best for you.

Fly from

Route

Depart

Return

Price

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Tue 12/30

2:10 pm-4:57 pm

Nonstop1h 47m

Watertown

Sat 1/3

6:18 pm-7:25 pm

Nonstop2h 07m

$240

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Tue 1/6

2:42 pm-9:25 pm

1 stop5h 43m

Watertown

Tue 1/13

5:10 am-10:31 am

1 stop6h 21m

$260

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 1/9

2:10 pm-4:57 pm

Nonstop1h 47m

Watertown

Mon 1/12

6:25 pm-7:32 pm

Nonstop2h 07m

$270

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 12/19

2:10 pm-4:57 pm

Nonstop1h 47m

Watertown

Thu 1/15

6:25 pm-7:32 pm

Nonstop2h 07m

$340

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Tue 12/30

4:14 pm-9:23 pm

1 stop4h 09m

Watertown

Sat 1/3

5:10 am-10:26 am

1 stop6h 16m

$402

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 12/19

2:00 pm-9:23 pm

1 stop6h 23m

Watertown

Thu 1/15

5:10 am-10:31 am

1 stop6h 21m

$422

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Tue 12/30

11:55 am-9:23 pm

2 stops8h 28m

Watertown

Sat 1/3

5:10 am-10:26 am

1 stop6h 16m

$709

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Fri 12/19

2:00 pm-9:23 pm

1 stop6h 23m

Watertown

Thu 1/15

5:10 am-3:09 pm

2 stops10h 59m

$1,068

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Tue 12/30

11:55 am-9:23 pm

2 stops8h 28m

Watertown

Sat 1/3

5:10 am-3:13 pm

2 stops11h 03m

$1,250

DenverWatertown

DEN - ATY

DENATY

Denver Intl

Wed 12/31

2:10 pm-4:57 pm

Nonstop1h 47m

$243

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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Watertown flights insights and trends

Explore insights for your Watertown flight to craft the best travel plan

How long does it take to fly to Watertown?

Average flight duration from United States to Watertown depends on which airport you fly into and out of. Flying from Los Angeles to Sioux Falls Joe Foss Field is 5h 20m on average, while flying from Miami to Sioux Falls Joe Foss Field is 9h 24m on average. Sioux Falls Joe Foss Field is the most popular airport in Watertown.

Cheapest flights to Watertown

Find the cheapest flights to Watertown from your nearest city or airport

Cheap Watertown flight deals and tips

Summary info about Watertown flight prices, duration and airlines

Best One-Way Price

$243

Best Round-Trip Price

$240

Fastest flight time

1h 47m
The best one-way flight price to Watertown from United States in the last 72 hours is $243 (Denver Intl to Watertown).
Search Deals
The best round-trip flight price to Watertown from United States in the last 72 hours is $240 (Denver Intl to Watertown).
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The fastest flight to Watertown from United States takes 1h 47m (Denver Intl to Watertown).
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Frequently asked questions about flying to Watertown

When are the weather conditions best for skiing in Watertown?

Typically, the best ski conditions are found in January, when the temperatures are lower and there is a chance of fresh snow. Popular places to ski in the Watertown area include Terry Peak Ski Area.

Is there an alternative airport near Watertown?

Those flying to Watertown could potentially find better pricing at Watertown Airport (2 mi from Watertown city center), Huron Howes Airport (65 mi from Watertown city center) or Aberdeen Airport (74 mi from Watertown city center) depending on the month and departure airport.

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

Prices for flights to Watertown Airport were last updated today.

How many operators does momondo search for flights to Watertown Airport?

As of December 2025, there are 2 operators available to choose from for flights to Watertown Airport.

How old do you have to be to fly to Watertown Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel 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
Brookings
Arlington

Why use momondo?

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

It is quick and easy to find flights to Watertown on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Watertown that suits you.

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

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

How can momondo help me find flights to Watertown?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Watertown.

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

If you are simply researching potential flights to Watertown, momondo offers a useful price alert feature which will track prices for flights to Watertown and alert you when they change.

An easier way to manage your Watertown trip

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