How long is the flight from Saint John to Chicago O'Hare Intl Airport?

Departing from Saint John to Chicago O'Hare Intl Airport will take you 5h. The distance from Saint John to Chicago O'Hare Intl Airport is about 1802 km.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What is the cheapest time of day to fly from YSJ to ORD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint John to Chicago O'Hare Intl Airport as you normally would.

What airport do you fly from for flights from Saint John to Chicago O'Hare Intl?

For a flight from Saint John to Chicago O'Hare Intl, you will be flying from Saint John. Saint John (YSJ) is just 15.1 km from the centre of the city. Saint John is the only Saint John airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 0 airlines have flights to Chicago O'Hare Intl from Saint John on a regular basis.

Can I find deals for flights from St John to O'Hare Intl that include hotel bookings?

Yes. In addition to deals on St John to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St John to O'Hare Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to O'Hare Intl.

Can I find deals for business class flights from St John to O'Hare Intl?

Yes. Cheapflights offers flight deals from St John to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 692+ Cheap Flights from Saint John to Chicago O'Hare Intl Airport

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Best flights from St John to O'Hare Intl
Discover carefully curated flight deals from St John to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 28 October 2025.

Tue 7/411:55 a.m.YSJ - ORD

1 stop5h 00mAir Canada

Wed 8/44:15 p.m.ORD - YSJ

1 stop5h 14mAir Canada

Deal found 25/10C$ 692

Cheap flight deals from St John to O'Hare Intl

Round-trip from	C$ 692

Air Canada
7/4-8/4
2 total stops
10h 24m total
Saint John to Chicago

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Use the filters below to find and compare flights from Saint John to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Tue 7/4

11:55 a.m.-2:55 p.m.

1 stop5h 00m

Chicago O'Hare Intl

Wed 8/4

4:15 p.m.-11:29 p.m.

1 stop5h 14m

C$ 692

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/10

Best time to book a flight from St John to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from St John with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly from for flights from Saint John to Chicago O'Hare Intl?
For a flight from Saint John to Chicago O'Hare Intl, you will be flying from Saint John. Saint John (YSJ) is just 15.1 km from the centre of the city. Saint John is the only Saint John airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 0 airlines have flights to Chicago O'Hare Intl from Saint John on a regular basis.
How long is the flight from Saint John to Chicago O'Hare Intl Airport?
Departing from Saint John to Chicago O'Hare Intl Airport will take you 5h. The distance from Saint John to Chicago O'Hare Intl Airport is about 1802 km.
Can I find deals for flights from St John to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on St John to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St John to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to O'Hare Intl.
Can I find deals for business class flights from St John to O'Hare Intl?
Yes. Cheapflights offers flight deals from St John to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from Saint John to Chicago O'Hare Intl Airport from C$ 692

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.