Cheap Flights from Watertown to Chicago O'Hare International

Compare Watertown to Chicago O'Hare International flight deals

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Flight deals from Watertown to Chicago O'Hare International

Looking for a cheap last-minute deal or the best return flight from Watertown to Chicago O'Hare International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Watertown to Chicago O'Hare International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Watertown to Chicago O'Hare International flights are currently cheapest in July.

Watertown to Chicago O'Hare International: Alternative routes

Compare routes from Watertown to Chicago below. You may find an airport to fly into that's cheaper, faster, or easier than Chicago O'Hare International.

Watertown to Chicago: Flight information

The things to know before you go.
Cheapest flight found160 €
Cheapest month to flyJuly
Average flight time1 hr, 40 mins
Average flights per week6

Finding cheap flights from Watertown to Chicago O'Hare International: Frequently asked questions

The best price we found for a return flight from Watertown to Chicago O'Hare International is 160 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 40 minutes is the average flight time from Watertown to Chicago O'Hare International.
Currently, there are no airlines that fly direct from Watertown to Chicago O'Hare International. But we found flights with one or more stops from 160 €.
As of June 2025, there are 6 flights per week flying from Watertown to Chicago O'Hare International.
The cheapest month to fly from Watertown to Chicago O'Hare International is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Watertown Airport to Chicago O'Hare International Airport on Friday, 18 July 2025.
No airlines currently offer direct flights between Watertown Airport and Chicago O'Hare International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago O'Hare International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.

Flying from Watertown Airport (ATY) to O'Hare International Airport (ORD): what you need to know

  • Watertown and Chicago are in the same timezone, UTC-5.

  • Your ATY to ORD flight won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • You can expect bigger queues in popular months such as January. Arriving up to four hours ahead of international flights and two hours for domestic departures will give you ample time for security and boarding.

  • Flying into Chicago (and then exploring more of United States!) is a breeze with Denver Air Connection. This popular carrier has direct flights from Watertown Airport to O'Hare International Airport.

  • Denver Air Connection is the most frequently booked airline on this route.

How to find the cheapest flights from Watertown Airport (ATY) to O'Hare International Airport (ORD)

  • 97 € is the best price for a one-way Watertown Airport to O'Hare International Airport flight. A return flight starts from 160 €. These prices can change depending on availability and demand.

  • It's usually smart to book ahead of time if you want to find cheap tickets from ATY to ORD. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • Finding cheap flights from Watertown Airport to O'Hare International Airport is more likely if you can be flexible with your dates. Use the 'Whole month' tool to see the lowest prices across the month and snap up a great deal.

  • Save time searching for cheap flights from ATY to ORD by setting up a Price Alert. You'll receive an email or push notification on the app when a special offer becomes available.

  • Secure the right flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Watertown Airport to O'Hare International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Watertown Airport (ATY)

  • To get to Watertown Airport from central Watertown, it'll take about 10 minutes if you're going by car. This depends on traffic, however. It's approximately 6 kilometres from the airport to the city centre.

  • Have an early flight from Watertown Airport to O'Hare International Airport? Avoid the hassle of rushing to the terminal (and enjoy a little extra shut-eye) by picking one of these hotels close to ATY:

Arriving at O'Hare International Airport (ORD)

Getting from O'Hare International Airport (ORD) to central Chicago

  • The address for ORD is 10000 West O'Hare.

  • O'Hare International Airport to the centre of Chicago has a drive time of about 35 minutes. It's approximately 40 kilometres away.

  • It takes roughly 55 minutes to get there by public transport.

When to fly to O'Hare International Airport (ORD)

  • The quietest month for a flight from Watertown Airport to O'Hare International Airport is January, while August is the most popular. Choose the ideal time to go to Chicago based on whether you prefer a more fast-paced or easygoing experience.

  • When reserving your flight from Watertown Airport to O'Hare International Airport, think about the kind of weather you enjoy. July is the warmest month in Chicago, with temperatures ranging from 15ºC (59ºF) to 29ºC (84ºF).

  • For cooler conditions, search for a cheap ticket from ATY to ORD in January. Average temperatures are between -12ºC (10ºF) and 3ºC (37ºF) then.

Explore more of United States

  • Chicago has plenty to offer, but there are so many other corners of United States just waiting to be explored. Around 451 kilometres south-east of Chicago, a trip to Columbus will keep you on the go. Don't miss top attractions like Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

  • Indianapolis is another sought-after destination in United States and is around 257 kilometres south-east of Chicago. No journey is complete without dropping by The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.