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Cheap flights from St. Louis to Watertown from $358

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Watertown

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:21 am - 5:00 pmSTL  Lambert-St Louis-ART Watertown
4h 39m1 stop Philadelphia
American Airlines Logo
5:25 pm - 11:43 pmART  Watertown-STL Lambert-St Louis
7h 18m1 stop Philadelphia
$358American Airlines
Fri, Oct 16 - Tue, Oct 20
American Airlines Logo
11:21 am - 5:00 pmSTL  Lambert-St Louis-ART Watertown
4h 39m1 stop Philadelphia
American Airlines Logo
6:00 am - 4:53 pmART  Watertown-STL Lambert-St Louis
11h 53m2 stops Philadelphia Chicago O'Hare Intl
$631American Airlines
Fri, Oct 16 - Tue, Oct 20
American Airlines Logo
11:31 am - 10:27 pmSTL  Lambert-St Louis-ART Watertown
9h 56m2 stops Chicago O'Hare Intl Philadelphia
American Airlines Logo
6:00 am - 4:53 pmART  Watertown-STL Lambert-St Louis
11h 53m2 stops Philadelphia Chicago O'Hare Intl
$849American Airlines
Fri, Oct 16 - Tue, Oct 20

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American Airlines flights from St. Louis to Watertown, New York

Our best American Airlines deals on St. Louis to Watertown, New York flight tickets
American Airlines
Oct 10
STL11:21 amLambert-St Louis
5h 30m
1 stop
ART5:51 pmWatertown
Oct 17
ART6:00 amWatertown
5h 41m
1 stop
STL10:41 amLambert-St Louis
$388
American Airlines
Oct 10
STL7:16 amLambert-St Louis
9h 35m
2 stops
ART5:51 pmWatertown
Oct 17
ART6:00 amWatertown
5h 41m
1 stop
STL10:41 amLambert-St Louis
$631
American Airlines
Oct 9
STL11:21 amLambert-St Louis
4h 39m
1 stop
ART5:00 pmWatertown
Oct 11
ART5:25 pmWatertown
5h 49m
1 stop
STL10:14 pmLambert-St Louis
$686

momondo Fare Finder

 
Use the filters below to find and compare flights from St. Louis to Watertown, New York that are best for you.

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Price

Cheapest round-trip
Quickest round-trip

St. LouisWatertown

STL Lambert-St Louis - ART Watertown

STLART

Lambert-St Louis

Fri 10/16

11:21 am-5:00 pm

1 stop4h 39m

Watertown

Tue 10/20

5:25 pm-11:43 pm

1 stop7h 18m

$358

St. LouisWatertown

STL Lambert-St Louis - ART Watertown

STLART

Lambert-St Louis

Fri 10/16

11:21 am-5:00 pm

1 stop4h 39m

Watertown

Tue 10/20

6:00 am-4:53 pm

2 stops11h 53m

$631

St. LouisWatertown

STL Lambert-St Louis - ART Watertown

STLART

Lambert-St Louis

Fri 10/16

11:31 am-10:27 pm

2 stops9h 56m

Watertown

Tue 10/20

6:00 am-4:53 pm

2 stops11h 53m

$849

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Watertown from

How to get the cheapest flight ticket from St. Louis 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

What airlines fly to Watertown, New York?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Watertown, New York from St. Louis according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Watertown, New York. Keep in mind that there are 3 different airlines that fly to Watertown, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from St. Louis to Watertown, New York

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

Cheap St. Louis to Watertown, New York (STL to ART) flight deals and tips

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

Best Price Found

$358

Fastest flight time

5h 30m

Direct flights

None
The best flight deal from St. Louis to Watertown, New York found on momondo in the last 72 hours is $358
The fastest flight from St. Louis to Watertown, New York takes 5h 30m
There are no direct flights from St. Louis to Watertown, New York. There are no popular flight routes from St. Louis to Watertown, New York.
Search flight deals

Frequently asked questions about flying from St. Louis to Watertown, New York

  • How far is Lambert-St Louis to Watertown by plane?

    Watertown is 826.4 mi away from Lambert-St Louis. A reasonable flight in good conditions will take 5h 30m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Watertown Airport?

    Prices for flights from Lambert-St Louis Airport to Watertown Airport refresh daily.

  • How old do you have to be to fly from Lambert-St Louis Airport 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 from Lambert-St Louis Airport to Watertown Airport.

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

    The required travel and health documents for your Watertown Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Watertown Airport. We recommend that you seek guidance from your airline or a reliable 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 St. Louis to Watertown?

Finding the right flight to Watertown from St. Louis 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 St. Louis to Watertown with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Watertown from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Watertown?

momondo helps you find the best flight between St. Louis 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 St. Louis 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 from St. Louis and alert you when they change.

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