$753 Cheap flights to Chicago O'Hare Intl Airport
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Chicago O'Hare Intl Airport departing on 21/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Flights to Chicago O'Hare Intl Airport – Travel Insights & Trends
Get data-powered insights and trends for flights to Chicago O'Hare Intl Airport to help you craft the best travel plan.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart from Australia to Chicago O'Hare Intl Airport is on a Monday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Monday will often find tickets for as low as $1,895. The most expensive day to fly to Chicago O'Hare Intl Airport is Sunday, with ticket prices averaging around $2,307.
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of February is, on average, the cheapest month to fly to Chicago O'Hare Intl Airport from Australia, with most prices found around $1,157. If you are unable to visit Chicago O'Hare Intl Airport during the month of February, then departing from Australia during the month March is also very affordable. Most momondo users find prices during this month for around $1,187.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Our data shows that the cheapest Australia to Chicago O'Hare Intl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Chicago O'Hare Intl Airport in the afternoon for as low as $1,801. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the morning when prices are around $2,042.
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Australia when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $1,681 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Australia for as low as $1,338 on momondo.
What is the cheapest airline that flies from Australia to Chicago O'Hare Intl?
Cathay Pacific, EVA Air, and American Airlines are the most popular carriers operating from Australia to Chicago O'Hare Intl
Which airlines fly to Chicago O'Hare Intl Airport?
Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Australia according to our data. Qantas Airways is the first choice among our users, with 61% of people opting to fly with this airline when travelling to Chicago O'Hare Intl Airport. Keep in mind that there are 11 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
Cheapest flights to Chicago O'Hare Intl
Find the cheapest flights to Chicago O'Hare Intl from your nearest city or airport
| CHEAPEST MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM SYDNEY | February | 32% cheaper | Flying from Sydney to Chicago O'Hare Intl Airport costs on average just $1,157 in February |
| MOST EXPENSIVE MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM SYDNEY | December | 51% more expensive | It costs about $2,553 for flights to Chicago O'Hare Intl Airport from Sydney in December |
| MOST POPULAR MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM SYDNEY | June | 473% more users visited | More momondo users searched in flights to Chicago O'Hare Intl Airport from Sydney in June than any other month |
Cheap Chicago O'Hare Intl Airport flight deals and tips
Summary info about Chicago O'Hare Intl Airport flight prices, duration and airlines
Best One-Way Price | $753 |
|---|---|
Best Round-Trip Price | $1,610 |
Fastest flight time | 20h 20m |
Popular in | September |
Frequently asked questions about flying to Chicago O'Hare Intl Airport
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
In general, when looking for the cheapest flight to Chicago O'Hare Intl Airport, try to choose a flight departing in February for the best deal.
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
In general, most flyers find the cheapest time to book a flight to Chicago O'Hare Intl Airport is about 90 days prior.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
Most of our users find that booking their departure to Chicago O'Hare Intl Airport on a Monday is the cheapest. Conversely, departing on a Sunday seems to be the most expensive.
What is the cheapest time of day to fly to Chicago O'Hare Intl Airport?
In general, when looking for the cheapest flight to Chicago O'Hare Intl Airport, our data indicates that Afternoon flights are the most cost-effective. Morning flights tend to be the most expensive.
Is there an alternative airport near Chicago O'Hare Intl Airport?
Those flying to Chicago O'Hare Intl Airport could potentially find better pricing at Chicago Midway Airport (14 km from Chicago city centre) depending on the month and departure airport.
Which airlines fly to Chicago O'Hare Intl Airport?
There are 11 airlines that fly to Chicago O'Hare Intl Airport on a routine basis, but Qantas Airways, Air Canada and United Airlines happen to be the most popular among our users. In the past year, 62% of those who searched for flights to Chicago O'Hare Intl Airport looked to travel with Qantas Airways, making this airline the top choice among momondo travellers.
When did momondo last update prices for flights to Chicago O'Hare Intl Airport?
Prices for flights to Chicago O'Hare Intl Airport are updated daily.
How many operators does momondo search for flights to Chicago O'Hare Intl Airport?
The number of operators available for flights to Chicago O'Hare Intl Airport is 13 as of April 2025.
How old do you have to be to fly to Chicago O'Hare Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Travelling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal to Chicago?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago.
Can I find flights to Chicago with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for flights to Chicago to just show those with flexible booking policies.
How can momondo help me find flights to Chicago?
Once you have performed a search for flights to Chicago, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight to Chicago right now. Can momondo alert me if prices change?
Price alerts on flights to Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.