How long does it take to fly to Watertown, New York?

The flight from Illinois to Watertown, New York depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Chicago (a popular airport in Illinois) to Syracuse (the most popular airport in Watertown, New York), then the flight time is 2h 41m on average. If you fly from Peoria (another popular airport in Illinois) to Syracuse, then the average flight time is 3h 14m.

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

Prices for flights from Illinois to Watertown Airport refresh daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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.

$244 Cheap Flights from Illinois to Watertown in 2025

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Find the cheapest flights from Illinois to Watertown

Round-trip

One-way

Cheap round-trip flights

6:26 am - 3:44 pmSTL-ART

8h 18m2 stops

4:27 pm - 8:48 pmART-STL

5h 21m1 stop

$244American Airlines

Find Deal

Tue, Sep 2 - Sat, Sep 6

6:26 am - 3:44 pmSTL-ART

8h 18m2 stops

4:27 pm - 11:07 pmART-STL

7h 40m2 stops

$249American Airlines

Find Deal

Tue, Sep 2 - Sat, Sep 6

7:23 am - 4:02 pmSTL-ART

7h 39m2 stops

4:27 pm - 9:06 pmART-STL

5h 39m1 stop

$314American Airlines

Find Deal

Sat, Sep 27 - Wed, Oct 1

9:56 am - 8:29 pmSTL-ART

9h 33m2 stops

6:00 am - 12:51 pmART-STL

7h 51m2 stops

$319American Airlines

Find Deal

Sat, Sep 27 - Wed, Oct 1

4:54 pm - 10:43 pmSTL-ART

4h 49m1 stop

4:27 pm - 8:48 pmART-STL

5h 21m1 stop

$329American Airlines

Find Deal

Tue, Sep 2 - Sat, Sep 6

9:57 am - 8:42 pmSTL-ART

9h 45m2 stops

4:27 pm - 9:06 pmART-STL

5h 39m1 stop

$334American Airlines

Find Deal

Thu, Sep 4 - Sun, Sep 7

2:40 pm - 10:50 pmORD-ART

7h 10m1 stop

4:27 pm - 10:39 pmART-ORD

7h 12m1 stop

$337American Airlines

Find Deal

Fri, Sep 26 - Mon, Sep 29

9:57 am - 8:42 pmSTL-ART

9h 45m2 stops

6:00 am - 11:57 amART-STL

6h 57m2 stops

$339American Airlines

Find Deal

Thu, Sep 4 - Sun, Sep 7

4:45 pm - 10:50 pmORD-ART

5h 05m1 stop

4:27 pm - 11:12 pmART-ORD

7h 45m2 stops

$343American Airlines

Find Deal

Fri, Sep 26 - Mon, Sep 29

5:20 am - 2:20 pmORD-ART

8h 00m2 stops

6:00 am - 1:43 pmART-ORD

8h 43m2 stops

$348American Airlines

Find Deal

Fri, Oct 24 - Sun, Oct 26

American Airlines flights from Illinois to Watertown, New York

Our best American Airlines deals on Illinois to Watertown, New York flight tickets

American Airlines

Sep 2

STL6:26 amLambert-St Louis

8h 18m

2 stops

ART3:44 pmWatertown

Sep 6

ART4:27 pmWatertown

5h 21m

1 stop

STL8:48 pmLambert-St Louis

$244

Find similar

American Airlines

Sep 2

STL6:26 amLambert-St Louis

8h 18m

2 stops

ART3:44 pmWatertown

Sep 6

ART4:27 pmWatertown

7h 40m

2 stops

STL11:07 pmLambert-St Louis

$249

Find similar

American Airlines

Sep 27

STL7:23 amLambert-St Louis

7h 39m

2 stops

ART4:02 pmWatertown

Oct 1

ART4:27 pmWatertown

5h 39m

1 stop

STL9:06 pmLambert-St Louis

$314

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Tue 9/2

6:26 am-3:44 pm

2 stops8h 18m

Watertown

Sat 9/6

4:27 pm-8:48 pm

1 stop5h 21m

$244

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Tue 9/2

6:26 am-3:44 pm

2 stops8h 18m

Watertown

Sat 9/6

4:27 pm-11:07 pm

2 stops7h 40m

$249

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Sat 9/27

7:23 am-4:02 pm

2 stops7h 39m

Watertown

Wed 10/1

4:27 pm-9:06 pm

1 stop5h 39m

$314

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Sat 9/27

9:56 am-8:29 pm

2 stops9h 33m

Watertown

Wed 10/1

6:00 am-12:51 pm

2 stops7h 51m

$319

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Tue 9/2

4:54 pm-10:43 pm

1 stop4h 49m

Watertown

Sat 9/6

4:27 pm-8:48 pm

1 stop5h 21m

$329

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Thu 9/4

9:57 am-8:42 pm

2 stops9h 45m

Watertown

Sun 9/7

4:27 pm-9:06 pm

1 stop5h 39m

$334

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

Fri 9/26

2:40 pm-10:50 pm

1 stop7h 10m

Watertown

Mon 9/29

4:27 pm-10:39 pm

1 stop7h 12m

$337

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

Thu 9/4

9:57 am-8:42 pm

2 stops9h 45m

Watertown

Sun 9/7

6:00 am-11:57 am

2 stops6h 57m

$339

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

Fri 9/26

4:45 pm-10:50 pm

1 stop5h 05m

Watertown

Mon 9/29

4:27 pm-11:12 pm

2 stops7h 45m

$343

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

Fri 10/24

5:20 am-2:20 pm

2 stops8h 00m

Watertown

Sun 10/26

6:00 am-1:43 pm

2 stops8h 43m

$348

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois 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

Airlines

Other information

What is the cheapest airline that flies from Illinois to Watertown?

American Airlines is the most popular carrier operating from Illinois to Watertown

Cheap Illinois to Watertown, New York flight deals and tips

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

Best Price Found	$265
Fastest flight time	4h 49m
Direct flights	None
Airports in Watertown, New York	1 airport

The best one-way flight to Watertown, New York from Illinois in the past 72 hours is $265. The best round-trip flight deal from Illinois to Watertown, New York found on momondo in the last 72 hours is $244.

The fastest flight from Illinois to Watertown, New York takes 4h 49m

There are no direct flights from Illinois to Watertown, New York. Popular non-direct routes for this connection are Lambert-St Louis Airport - Watertown Airport, Greater Peoria Airport - Watertown Airport and Chicago O'Hare Intl Airport - Watertown Airport.

There is 1 airport near Watertown, New York: Watertown (ART)

Search flight deals

When did momondo last update prices for flights from Illinois to Watertown Airport?
Prices for flights from Illinois to Watertown Airport refresh daily.
How old do you have to be to fly from Illinois to Watertown Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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.

Alexandria Bay

Clayton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Watertown for you.

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

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

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

momondo helps you find the best flight between Illinois 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 Illinois 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 Illinois and alert you when they change.