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Cheap flights from Illinois to Watertown from $324

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Watertown departing on 4/14. 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 Illinois to Watertown

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:45 pm - 11:23 pm
ORD
-
ART
4h 38m
1 stop
American Airlines Logo
6:00 am - 12:36 pm
ART
-
ORD
7h 36m
2 stops
$324American Airlines
wt., kwi 14 - sob., kwi 18
American Airlines Logo
2:05 pm - 11:23 pm
ORD
-
ART
8h 18m
2 stops
American Airlines Logo
6:00 am - 12:36 pm
ART
-
ORD
7h 36m
2 stops
$329American Airlines
wt., kwi 14 - sob., kwi 18
American Airlines Logo
12:27 pm - 11:23 pm
STL
-
ART
9h 56m
2 stops
American Airlines Logo
6:00 am - 12:18 pm
ART
-
STL
7h 18m
1 stop
$431American Airlines
wt., kwi 28 - wt., maj 5
American Airlines Logo
12:27 pm - 11:23 pm
STL
-
ART
9h 56m
2 stops
American Airlines Logo
6:00 am - 2:33 pm
ART
-
STL
9h 33m
2 stops
$436American Airlines
wt., kwi 28 - wt., maj 5
American Airlines Logo
5:00 am - 10:59 am
ORD
-
ART
4h 59m
1 stop
American Airlines Logo
11:25 am - 5:29 pm
ART
-
ORD
7h 04m
1 stop
$447American Airlines
czw., kwi 16 - pon., kwi 20
American Airlines Logo
5:00 am - 10:59 am
ORD
-
ART
4h 59m
1 stop
American Airlines Logo
11:25 am - 5:58 pm
ART
-
ORD
7h 33m
2 stops
$453American Airlines
czw., kwi 16 - pon., kwi 20
American Airlines Logo
2:12 pm - 11:23 pm
STL
-
ART
8h 11m
2 stops
American Airlines Logo
6:00 am - 4:41 pm
ART
-
STL
11h 41m
2 stops
$485American Airlines
śr., kwi 29 - sob., maj 9
American Airlines Logo
5:45 pm - 11:28 pm
ORD
-
ART
4h 43m
1 stop
American Airlines Logo
6:00 am - 10:41 am
ART
-
ORD
5h 41m
1 stop
$498American Airlines
sob., kwi 11 - wt., kwi 14
American Airlines Logo
2:12 pm - 11:23 pm
STL
-
ART
8h 11m
2 stops
American Airlines Logo
6:00 am - 12:48 pm
ART
-
STL
7h 48m
1 stop
$499American Airlines
śr., kwi 29 - pon., maj 4
American Airlines Logo
5:00 am - 10:59 am
ORD
-
ART
4h 59m
1 stop
American Airlines Logo
6:00 am - 3:21 pm
ART
-
ORD
10h 21m
2 stops
$504American Airlines
sob., kwi 11 - ndz., kwi 12

American Airlines flights from Illinois to Watertown, New York

Our best American Airlines deals on Illinois to Watertown, New York flight tickets
American Airlines
Apr 14
ORD5:45 pmChicago O'Hare Intl
4h 38m
1 stop
ART11:23 pmWatertown
Apr 18
ART6:00 amWatertown
7h 36m
2 stops
ORD12:36 pmChicago O'Hare Intl
$324
American Airlines
Apr 14
ORD2:05 pmChicago O'Hare Intl
8h 18m
2 stops
ART11:23 pmWatertown
Apr 18
ART6:00 amWatertown
7h 36m
2 stops
ORD12:36 pmChicago O'Hare Intl
$329
American Airlines
Apr 28
STL12:27 pmLambert-St Louis
9h 56m
2 stops
ART11:23 pmWatertown
May 5
ART6:00 amWatertown
7h 18m
1 stop
STL12:18 pmLambert-St Louis
$431

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Watertown, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated Kwiecień 1, 2026.
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

Cheapest round-trip

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

wt. 4/14

5:45 pm-11:23 pm

1 stop4h 38m

Watertown

sob. 4/18

6:00 am-12:36 pm

2 stops7h 36m

$324

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

wt. 4/14

2:05 pm-11:23 pm

2 stops8h 18m

Watertown

sob. 4/18

6:00 am-12:36 pm

2 stops7h 36m

$329

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

wt. 4/28

12:27 pm-11:23 pm

2 stops9h 56m

Watertown

wt. 5/5

6:00 am-12:18 pm

1 stop7h 18m

$431

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

wt. 4/28

12:27 pm-11:23 pm

2 stops9h 56m

Watertown

wt. 5/5

6:00 am-2:33 pm

2 stops9h 33m

$436

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

czw. 4/16

5:00 am-10:59 am

1 stop4h 59m

Watertown

pon. 4/20

11:25 am-5:29 pm

1 stop7h 04m

$447

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

czw. 4/16

5:00 am-10:59 am

1 stop4h 59m

Watertown

pon. 4/20

11:25 am-5:58 pm

2 stops7h 33m

$453

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

śr. 4/29

2:12 pm-11:23 pm

2 stops8h 11m

Watertown

sob. 5/9

6:00 am-4:41 pm

2 stops11h 41m

$485
Quickest round-trip

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

sob. 4/11

5:45 pm-11:28 pm

1 stop4h 43m

Watertown

wt. 4/14

6:00 am-10:41 am

1 stop5h 41m

$498

St. LouisWatertown

STL - ART

STLART

Lambert-St Louis

śr. 4/29

2:12 pm-11:23 pm

2 stops8h 11m

Watertown

pon. 5/4

6:00 am-12:48 pm

1 stop7h 48m

$499

ChicagoWatertown

ORD - ART

ORDART

Chicago O'Hare Intl

sob. 4/11

5:00 am-10:59 am

1 stop4h 59m

Watertown

ndz. 4/12

6:00 am-3:21 pm

2 stops10h 21m

$504

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 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

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 42m on average. If you fly from Moline (another popular airport in Illinois) to Syracuse, then the average flight time is 5h 38m.

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

Fastest flight time

4h 38m

Direct flights

None
The fastest flight from Illinois to Watertown, New York takes 4h 38m
There are no direct flights from Illinois to Watertown, New York. There are no popular flight routes from Illinois to Watertown, New York.
Search flight deals

Frequently asked questions about flying from Illinois to Watertown, New York

  • 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.

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 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.

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