Cheap flights from Ontario (ONT) to O'Hare Intl (ORD) from $64
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
The best prices from Ontario to Chicago O'Hare Intl are usually found in October or November, booked 58 days in advance, depart on a Friday or Tuesday and return on a Thursday
Cheap flight deals from Ontario to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 April 19, 2024.
Popular in | February |
|---|---|
Cheapest in | October |
Round-trip from | $222 |
One-way from | $64 |
What is the cheapest day to fly round-trip from Ontario to Chicago O'Hare Intl Airport?
Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 31% on your flight compared to booking on days when demand is much higher.
How far in advance should I book a flight from Ontario to Chicago O'Hare Intl Airport?
Find a great deal and save up to 79% by booking at least 46 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Chicago O'Hare Intl Airport within the next two weeks, with the cheapest ticket starting at $297.
What is the cheapest month to fly from Ontario to Chicago O'Hare Intl Airport?
January is one of the best times of the year to fly to Chicago O'Hare Intl Airport from Ontario. Prices for January average $302 per person but you can even find prices for as low as $93. The most expensive prices can be found in the month of June. Opting for a January flight can save you 34% on your journey compared to booking in June
When is the cheapest time to fly from Ontario to Chicago O'Hare Intl Airport (ONT - ORD)?
It’s typically best to fly out from Ontario to Chicago O'Hare Intl Airport in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.
Cheap Frontier flights from Ontario to O'Hare Intl
Explore cheap flight options specifically provided by Frontier for the route between Ontario and O'Hare Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Peruse some of the lowest-priced Frontier flights we've found from Ontario to Chicago. It's recommended that users confirm their flight details before booking.
Cheap Alaska Airlines flights from Ontario to O'Hare Intl
Explore cheap flight options specifically provided by Alaska Airlines for the route between Ontario and O'Hare Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Some of the lowest-priced Alaska Airlines flights we've found at this time heading from Ontario to Chicago. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Cheap Ontario to O'Hare Intl flights in April & May 2024
Find cheap flight options from Ontario to O'Hare Intl specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Prices were last updated on April 19, 2024.
Check out some of the best flight deals from Ontario to Chicago in 2024. Check back soon for alternative fares.
Ontario to O'Hare Intl 2024 flight deals
Discover exclusive flight deals for travel between Ontario and O'Hare Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Check out some of the best flight deals from Ontario to Chicago in 2024. Check back soon for alternative fares.
Ontario to O'Hare Intl flights leaving soon
Find last-minute flight options from Ontario to O'Hare Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Have a look at some of the last-minute flights available departing from Ontario to Chicago. Users should be sure to double check the price, date, and time of their last-minute flight.
One-way flights to O'Hare Intl from Ontario
Search for one-way flight options from Ontario to O'Hare Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Users traveling one-way from Ontario to Chicago can select one of these great deals. Users in need of a round-trip flight from Ontario to Chicago instead should update the search form at the top of page.
Find flights from Ontario to O'Hare Intl within your budget
Customize your flight search to find flights from Ontario 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 3,138,949 searches. Data last updated April 19, 2024.
Fly from
Fly to
Budget
$115 - $125
Route
Depart
Return
Price
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Fri 5/3
1 stop22h 01m
Chicago O'Hare Intl
Mon 5/20
1 stop15h 05m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Fri 5/3
1 stop22h 01m
Chicago O'Hare Intl
Sat 5/11
1 stop14h 04m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Tue 5/14
1 stop21h 57m
Chicago O'Hare Intl
Mon 5/20
1 stop15h 05m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Fri 5/3
1 stop22h 01m
Chicago O'Hare Intl
Tue 5/7
1 stop7h 32m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Mon 5/6
1 stop21h 57m
Chicago O'Hare Intl
Sat 5/18
1 stop8h 03m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Sat 5/18
1 stop9h 19m
Chicago O'Hare Intl
Mon 5/20
1 stop15h 05m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Mon 4/29
1 stop21h 57m
Chicago O'Hare Intl
Wed 5/8
1 stop7h 32m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Tue 4/30
1 stop21h 57m
Chicago O'Hare Intl
Sat 5/18
1 stop8h 03m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
Sat 5/11
1 stop21h 57m
Chicago O'Hare Intl
Tue 5/21
1 stop18h 56m
When is the best time to book a flight from Ontario to Chicago O'Hare Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Ontario to O'Hare Intl. Price data was last updated on January 28, 2024.
The price you pay for your flight from Ontario to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
When is the cheapest time to fly from Ontario to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Ontario to O'Hare Intl. Price data was last updated on April 14, 2024.
Average price of flights to O'Hare Intl by month
Plan your trip from Ontario to O'Hare Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to O'Hare Intl is currently $69 while a round-trip flight costs $120. Price data was last updated on April 14, 2024.
Currently, February is the cheapest month in which you can book a flight from Ontario to Chicago O'Hare Intl Airport (average of $245). Flying from Ontario to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $357). 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.
January
$248
February
$245
March
$280
April
$276
May
$283
June
$357
July
$336
August
$276
September
$258
October
$248
November
$270
December
$248
Temperature and rainfall in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average temperature and rainfall totals by month.
CHI Temperature | 23 - 73.4 °F |
|---|
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 April 19, 2024.
Read through reviews of airlines operating flights from Ontario to Chicago, such as Frontier, Alaska Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Overall
Comfort
Boarding
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Overall
Comfort
Boarding
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Overall
Comfort
Boarding
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Overall
Comfort
Boarding
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Overall
Comfort
Boarding
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Overall
Comfort
Boarding
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Related info for your journey
Find useful and relevant information for your journey from Ontario 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.
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Alternative routes for Ontario to O'Hare IntlSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Ontario to O'Hare Intl
Discover the top 5 airlines that operate flights from Ontario to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Search flights from Ontario to O'Hare Intl by cabin class
Find flights from Ontario to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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How does Cheapflights help users find flights from Ontario to O'Hare Intl?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to O'Hare Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to O'Hare Intl?
Cheapflights helps you find that perfect flight to O'Hare Intl from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Ontario to O'Hare Intl with no change fees?
Yes, we can. To see specific flights from Ontario to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Ontario 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 Ontario today and book when prices fit your budget.