STL - ART

$608 Find Cheap Flights from St. Louis to Watertown

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Watertown departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Watertown

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Watertown, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Watertown, as well as popular online travel agencies
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Flight Deals

Cheap Flights from St. Louis to Watertown (STL-ART)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Watertown that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Watertown

Mon, Dec 22 - Sun, Jan 4
American Airlines Logo
1:55 pm - 11:04 pmSTL-ART
8h 09m2 stops
American Airlines Logo
6:00 am - 4:41 pmART-STL
11h 41m2 stops
$608American Airlines
Find Deal
Mon, Dec 22 - Sun, Jan 4
American Airlines Logo
6:00 am - 6:33 pmSTL-ART
11h 33m2 stops
American Airlines Logo
6:00 am - 12:32 pmART-STL
7h 32m1 stop
$624American Airlines
Find Deal
Mon, Dec 22 - Sun, Jan 4
American Airlines Logo
5:30 am - 11:04 pmSTL-ART
16h 34m1 stop
American Airlines Logo
6:00 am - 12:32 pmART-STL
7h 32m1 stop
$749American Airlines
Find Deal
Sat, Dec 27 - Wed, Dec 31
American Airlines Logo
5:00 am - 6:30 pmSTL-ART
12h 30m2 stops
American Airlines Logo
7:30 am - 4:00 pmART-STL
9h 30m2 stops
$818American Airlines
Find Deal
Sat, Dec 27 - Wed, Dec 31
American Airlines Logo
6:02 am - 6:30 pmSTL-ART
11h 28m2 stops
American Airlines Logo
7:30 am - 9:07 pmART-STL
14h 37m1 stop
$849American Airlines
Find Deal
Sat, Dec 27 - Wed, Dec 31
American Airlines Logo
5:22 am - 11:04 pmSTL-ART
16h 42m1 stop
American Airlines Logo
7:30 am - 9:07 pmART-STL
14h 37m1 stop
$880American Airlines
Find Deal

Everything you should know

Cheapest round-trip
$608
American Airlines
Mon 12/22Sun 1/4
STL - ART • 2 stops
Cheapest one-way
Multiple Airlines
Thu 9/18
STL - ART • multi-stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Watertown!
Booking Insights

Good to know

Cheapest flight$608
Flight from St. Louis to Watertown

When to book flights from St. Louis to Watertown

Are your dates flexible? Find out the best times to travel from St. Louis to Watertown based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Watertown

  • What is the cheapest flight from St. Louis to Watertown?

    In the last 3 days, the lowest price for a flight from St. Louis to Watertown was $608 for a round-trip ticket.

  • Do I need a passport to fly between St. Louis and Watertown?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which aircraft models fly most regularly from St. Louis to Watertown?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from St. Louis to Watertown?

    oneworld is the only airline alliance operating flights between St. Louis and Watertown.

  • How does KAYAK find such low prices on flights from St. Louis to Watertown?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Watertown.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Watertown?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Watertown from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Watertown?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Watertown with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and ART can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Watertown?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Watertown from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Watertown

Information on your arrival and departure airports

St. Louis (STL)
Watertown (ART)

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