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Cheap flights from Saint John to Chicago O'Hare Intl Airport from C$ 1,017

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — ORD
26 Feb — 5 Mar1
1 adult

Cheap flight deals from St John to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from St John (YSJ) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 February 2025.

Round-trip from

C$ 1,017
Air Canada
  • Air Canada
  • 2/7-7/7
  • 2 total stops
  • 11h 04m total
  • Saint John to Chicago
Search Deals

Find flight deals from St John to O'Hare Intl

Cheapest flights from St John to O'Hare Intl
Explore the most affordable flight options available from St John to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 2/75:55 a.m.YSJ - ORD
1 stop5h 14mAir Canada
Mon 7/74:00 p.m.ORD - YSJ
1 stop5h 50mAir Canada
Deal found 19/2C$ 1,017
Wed 2/75:55 a.m.YSJ - ORD
2 stops14h 28mUnited Airlines
Mon 7/79:25 p.m.ORD - YSJ
2 stops11h 24mUnited Airlines
Deal found 19/2C$ 1,040

Find flights from St John to O'Hare Intl within your budget

Customize your flight search to find flights from St John to O'Hare Intl 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, Cheapflights users made 629,999 searches. Data last updated 21 February 2025.

Fly from

St John

Fly to

O'Hare Intl

Route

Depart

Return

Price

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Wed 2/7

5:55 a.m.-9:09 a.m.

1 stop5h 14m

Chicago O'Hare Intl

Mon 7/7

4:00 p.m.-11:50 p.m.

1 stop5h 50m

C$ 1,017

Saint JohnChicago

YSJ - ORD

YSJORD

Saint John

Wed 2/7

5:55 a.m.-6:23 p.m.

2 stops14h 28m

Chicago O'Hare Intl

Mon 7/7

9:25 p.m.-10:49 a.m.

2 stops11h 24m

C$ 1,040

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

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.

Travel insights for flights from St John to O'Hare Intl

Get recent, data-driven insights about flights from St John to O'Hare Intl including ideal travel times, pricing trends, and more.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

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.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 21 February 2025.
United Airlines
7.4
Good
8,765 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.7

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,765 reviews
United Airlines
7.4
Good
8,765 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.7

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Air Canada
7.0
Good
8,756 reviews
United Airlines
7.4
Good
8,765 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.7

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from St John to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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.

  • What is the cheapest month to book a flight from Saint John to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Saint John to Chicago O'Hare Intl Airport (average of C$ 261). Flying from Saint John to Chicago O'Hare Intl Airport in March is currently the most expensive (average of C$ 355). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Saint John?

Book flights to Saint John if you plan to visit one of these locations
Elk Grove Village
Evanston
Downers Grove
Skokie
Naperville
Bolingbrook
Romeoville

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Alternative routes for St John to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Moncton to O'Hare Intl flights

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Can Cheapflights find flights from St John to O'Hare Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St John to O'Hare Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St John to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from St John today and book when prices fit your budget.

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