How does KAYAK find such low prices on flights from Illinois 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 Illinois to Watertown. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Watertown from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois 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 Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$319 CHEAP FLIGHTS from Illinois to Watertown

ART

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Cheap Flights from Illinois to Watertown

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois 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.

Round-trip

One-way

Recent round-trip flight deals from Illinois to Watertown

Sat, Aug 16 - Wed, Aug 20

8:50 am - 10:43 pmSTL-ART

12h 53m2 stops

6:00 am - 6:23 pmART-STL

13h 23m2 stops

$319American Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 6

6:25 am - 3:05 pmORD-ART

7h 40m2 stops

3:14 pm - 10:59 pmART-ORD

8h 45m2 stops

$335American Airlines

Find Deal

Thu, Aug 28 - Sun, Aug 31

6:55 am - 2:49 pmORD-ART

6h 54m1 stop

3:14 pm - 8:10 pmART-ORD

5h 56m1 stop

$337American Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 6

6:25 am - 3:05 pmORD-ART

7h 40m2 stops

3:14 pm - 9:21 pmART-ORD

7h 07m2 stops

$339American Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 6

6:25 am - 3:05 pmORD-ART

7h 40m2 stops

3:14 pm - 10:59 pmART-ORD

8h 45m2 stops

$342American Airlines

Find Deal

Thu, Aug 28 - Sun, Aug 31

6:55 am - 2:49 pmORD-ART

6h 54m1 stop

8:25 am - 3:56 pmART-ORD

8h 31m2 stops

$343American Airlines

Find Deal

Sat, Aug 16 - Wed, Aug 20

4:54 pm - 10:43 pmSTL-ART

4h 49m1 stop

6:00 am - 3:49 pmART-STL

10h 49m2 stops

$346American Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 6

6:25 am - 3:05 pmORD-ART

7h 40m2 stops

3:14 pm - 9:21 pmART-ORD

7h 07m2 stops

$347American Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 6

6:25 am - 3:05 pmORD-ART

7h 40m2 stops

3:14 pm - 8:10 pmART-ORD

5h 56m1 stop

$348American Airlines

Find Deal

Wed, Jul 30 - Wed, Aug 6

6:25 am - 3:05 pmORD-ART

7h 40m2 stops

6:00 am - 12:20 pmART-ORD

7h 20m1 stop

$351American Airlines

Find Deal

Useful Info

Low season	September
High season	July
Cheapest flight	$319

Best time to beat the crowds with an average 28% drop in price.

Most popular time to fly and prices are also 15% lower on average.

Flight from St. Louis to Watertown

How does KAYAK find such low prices on flights from Illinois 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 Illinois to Watertown.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Watertown?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Watertown from Illinois 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 Illinois 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 Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois 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 to Watertown

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Watertown

Watertown (ART)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

ART

$319 Find Cheap Flights from Illinois to Watertown

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

Cheap Flights from Illinois to Watertown

Recent round-trip flight deals from Illinois to Watertown

Recent one-way flight deals from Illinois to Watertown

Good to know

FAQs for booking flights from Illinois to Watertown

How does KAYAK find such low prices on flights from Illinois 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 Illinois to Watertown.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Watertown from Illinois 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 Illinois 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 Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois 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 to Watertown

Information on the airport you'll fly into in Watertown

Cabin class types available on flights to Illinois

Complete your trip to Watertown with a hotel stay or car rental

Find direct flights for Watertown

Flights to other popular destinations

Flights from domestic origins to Watertown

Choose which airport to fly into in Watertown

Find deals for your return flight