Cheap flights from Chicago O'Hare Intl Airport to Sydney from $652
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Sydney departing on 13/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Chicago O'Hare Intl Airport to Sydney
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Cheap bus & train deals from Chicago O'Hare Intl Airport to Sydney
All round-trip flight deals to Sydney
American Airlines flights from Chicago O'Hare Intl Airport to Sydney
Our best American Airlines deals on Chicago O'Hare Intl Airport to Sydney flight tickets
Qantas Airways flights from Chicago O'Hare Intl Airport to Sydney
Our best Qantas Airways deals on Chicago O'Hare Intl Airport to Sydney flight tickets
How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Sydney
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Chicago O'Hare Intl Airport to Sydney?
March. The cheapest time of year to fly to Sydney from Chicago O'Hare Intl Airport is March. The most expensive is December.
What is the cheapest day to depart Chicago O'Hare Intl Airport for Sydney?
Sunday. The cheapest day of the week is usually Sunday. The most expensive is usually Tuesday.
When is the cheapest time to fly from Chicago O'Hare Intl Airport to Sydney?
In the afternoon. Chicago O'Hare Intl Airport to Sydney flights are approximately 19% more expensive in the evening than in the afternoon
What is the cheapest airline that flies to Sydney from Chicago O'Hare Intl Airport?
Air Canada. Air Canada and United Airlines are the most popular carriers operating from Chicago O'Hare Intl Airport to Sydney
How far in advance should you book Chicago O'Hare Intl Airport to Sydney flights?
25 days before. The cheapest time to buy a flight from Chicago O'Hare Intl Airport to Sydney is approximately 25 days to departure
Can stopping save me money on Chicago O'Hare Intl Airport to Sydney flights?
You could potentially save up to 3% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Sydney flight.
How have Chicago O'Hare Intl Airport to Sydney flight prices changed over time?
As of November 2024, prices for Chicago O'Hare Intl Airport to Sydney flights are approximately 25% cheaper when compared to flights at the same time last year.
When to book flights from Chicago O'Hare Intl Airport to Sydney
Cheap Chicago O'Hare Intl Airport to Sydney (ORD to SYD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Sydney
How far is Chicago O'Hare Intl to Sydney Kingsford Smith by plane?
A flight from Chicago O'Hare Intl to Sydney Kingsford Smith will travel around 14845.8 km. In terms of flight time, this usually takes a little over 20h 40m.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Sydney Kingsford Smith Airport?
Prices for flights from Chicago O'Hare Intl Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Sydney Kingsford Smith Airport?
The number of operators available for flights from Chicago O'Hare Intl Airport to Sydney Kingsford Smith Airport is 2 as of November 2024.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Sydney Kingsford Smith 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 from Chicago O'Hare Intl Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Chicago O'Hare Intl Airport to Sydney?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and Sydney, the leading airline is United Airlines, making up 55.56% of the total bookings. Other popular airlines include Air Canada with 44.44%.
Best airlines flying from Chicago O'Hare Intl Airport to Sydney
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Sydney with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,464 | Free cancellation | Rating 7.0 8,130 reviews | |||
| PriceFrom $1,717 | Free cancellation | Rating 7.4 9,215 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Sydney?
Finding the right flight to Sydney from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.
Can I find flights from Chicago to Sydney with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Sydney flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Sydney?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Chicago.
I’m not ready to book a flight from Chicago to Sydney right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Chicago and alert you when they change.