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SYD - ORD

$433 Find Cheap Flights from Sydney to Chicago O'Hare Airport - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$741
Typical prices: $1,091-$1,620
Delta
Sat 11/17Sat 11/24
SYD - ORD • 1 stop
Cheapest one-way
$433
Typical prices: $801-$1,164
Delta
Mon 11/26
SYD - ORD • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Sydney and Chicago O'Hare Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
20 weeks
in advance
Our data shows that travelers who book at least 20 weeks in advance save around 30% compared to booking last minute.
Insights
Insights
When to travel
October
Cheapest • 18% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $1,127 (round-trip)
Houston George Bush Intcntl (IAH)
Shortest trip • 21h 06m (one-way)
Insights
Insights
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We hope you love your trip to Chicago O'Hare Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Sydney to O'Hare Intl (SYD-ORD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Sydney to O'Hare Intl

Tue, Nov 17 - Tue, Nov 24
Delta Logo
10:40 am - 4:41 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
23h 01m2 stops Los Angeles Minneapolis St Paul
Delta Logo
2:44 pm - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
24h 46m2 stops Detroit Metropolitan Wayne County Los Angeles
$741Delta
Tue, Nov 17 - Tue, Nov 24
Delta Logo
10:40 am - 5:27 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
23h 47m1 stop Los Angeles
Delta Logo
7:45 am - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
31h 45m1 stop Los Angeles
$741Delta
Tue, Nov 17 - Tue, Nov 24
Delta Logo
10:40 am - 8:49 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
27h 09m2 stops Los Angeles Atlanta Hartsfield-Jackson
Delta Logo
2:32 pm - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
24h 58m1 stop Los Angeles
$741Delta
Tue, Nov 17 - Tue, Nov 24
Delta Logo
10:40 am - 5:05 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
23h 25m2 stops Los Angeles Atlanta Hartsfield-Jackson
Delta Logo
10:32 am - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
28h 58m2 stops Atlanta Hartsfield-Jackson Los Angeles
$741Delta
Tue, Nov 3 - Tue, Nov 10
Delta Logo
10:40 am - 3:45 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
22h 05m1 stop Los Angeles
Delta Logo
2:32 pm - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
24h 58m1 stop Los Angeles
$742Delta
Mon, Oct 26 - Tue, Nov 10
Delta Logo
9:40 am - 10:05 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
28h 25m2 stops Los Angeles Salt Lake City
Delta Logo
6:23 am - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
33h 07m2 stops Minneapolis St Paul Los Angeles
$742Delta
Mon, Oct 26 - Tue, Nov 10
Delta Logo
9:40 am - 10:05 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
28h 25m2 stops Los Angeles Salt Lake City
Delta Logo
2:32 pm - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
24h 58m1 stop Los Angeles
$742Delta
Wed, Oct 21 - Wed, Nov 4
Delta Logo
10:15 am - 8:30 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
26h 15m2 stops Los Angeles Detroit Metropolitan Wayne County
Delta Logo
5:00 pm - 8:30 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
22h 30m1 stop Los Angeles
$742Delta
Mon, Oct 26 - Mon, Nov 2
Qantas Airways Logo
1:05 pm - 7:16 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
22h 11m1 stop Dallas/Fort Worth
Qantas Airways Logo
5:30 am - 9:00 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
34h 30m1 stop Los Angeles
$1,309Qantas Airways
Mon, Nov 23 - Thu, Dec 10
Qantas Airways Logo
11:10 am - 4:42 pmSYD  Sydney Kingsford Smith-ORD Chicago O'Hare Intl
22h 32m1 stop Los Angeles
Qantas Airways Logo
9:05 pm - 9:00 amORD  Chicago O'Hare Intl-SYD Sydney Kingsford Smith
42h 55m1 stop Los Angeles
$1,341Qantas Airways
Booking Insights

Price, demand and travel trends for Sydney to Chicago O'Hare Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Sydney to Chicago O'Hare Intl Airport?

Round-trip flights from Sydney to Chicago O'Hare Intl Airport typically range from $1,091 to $1,620. The lowest price found in the past 5 days was $741, on Delta.

What's the cheapest day of the week to fly from Sydney to Chicago O'Hare Intl Airport?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Sydney to Chicago O'Hare Intl Airport. It’s 6% cheaper than the average day, while Saturday is the most expensive, with prices 9% higher.

What’s the cheapest month to fly from Sydney to Chicago O'Hare Intl Airport?

•October is the cheapest month to fly from Sydney to Chicago O'Hare Intl Airport at $1,063 round-trip.
•December ($1,588) and September ($1,444) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 49% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Sydney to Chicago O'Hare Intl Airport the cheapest?

Flights from Sydney to Chicago O'Hare Intl Airport are cheapest 20 weeks before departure. Booking in this window typically costs about 30% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Sydney to Chicago O'Hare Intl Airport flights

Low season

February

Cheapest flight

$433
Beat the crowds with an average 16% drop in travelers.
The most popular month to fly with an average 47% increase in travelers.
One-way flight from Sydney to Chicago O'Hare Intl Airport

When to book flights from Sydney to O'Hare Intl

Are your dates flexible? Find out the best times to travel from Sydney to O'Hare Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Sydney to Chicago O'Hare Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Sydney to Chicago O'Hare Intl Airport?

    Four cabin classes are available on flights from Sydney to Chicago O'Hare Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Sydney to Chicago O'Hare Intl Airport?

    A nonstop flight from Sydney to Chicago O'Hare Intl Airport takes 00m, covering 9,228 miles.

  • Do I need a passport to fly from Sydney to Chicago O'Hare Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Sydney to Chicago O'Hare Intl Airport flight?

    Round-trip flights from Sydney to Chicago O'Hare Intl Airport range from $1,091 to $1,620, with an average of $1,302 over the past 12 months. Anything below $1,091 counts as a good deal.

  • How expensive are last-minute Sydney to Chicago O'Hare Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 12% above the $1,302 route average. Book 20 weeks before departure for the lowest fares.

  • How are flight prices from Sydney to Chicago O'Hare Intl Airport looking right now?

    One-way fares from Sydney to Chicago O'Hare Intl Airport are currently lower than usual. Average one-way flight prices are about $577, which is 44% below the typical average for this route.

  • What car rental options are available at Chicago O'Hare Intl Airport (ORD)?

    Chicago O'Hare Intl Airport (ORD) hosts 5 major car rental companies, with daily rates starting from around $17 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • Europcar
    • Hertz
    • Dollar
    • Ace

  • Which airports can I use when flying from Sydney to Chicago O'Hare Intl Airport?

    Flights from Sydney to Chicago O'Hare Intl Airport usually depart from Sydney Kingsford Smith (SYD) and arrive at Chicago O'Hare Intl (ORD).

  • Which airports do connecting flights from Sydney to Chicago O'Hare Intl Airport pass through?

    One-stop flights from Sydney to Chicago O'Hare Intl Airport most commonly connect through:

    • Los Angeles (LAX) - 65% of one-stop connections
    • Vancouver Intl (YVR) - 16% of one-stop connections
    • San Francisco (SFO) - 10% of one-stop connections
    • Dallas/Fort Worth (DFW) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Sydney to Chicago O'Hare Intl Airport?

    Yes. Flexible dates can save you up to 15% on flights from Sydney to Chicago O'Hare Intl Airport. Sunday is the cheapest departure day at $1,228 round-trip on average, while Saturday is the most expensive at $1,429, a difference of $201.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Sydney to Chicago O'Hare Intl Airport?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 20h 43m, compared with 21h 06m via Houston George Bush Intcntl (IAH) and 21h 12m via Los Angeles (LAX).

  • What is the time difference between Sydney and Chicago O'Hare Intl Airport?

    Chicago O'Hare Intl Airport is 16 hours behind Sydney (Central Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Chicago O'Hare Intl Airport?

    Some of the most popular sights in Chicago O'Hare Intl Airport are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

Your guide to booking Sydney to Chicago O'Hare Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Saturday. On this route, Sunday flights average $1,228, about $201 less than Saturday fares (14% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 20 weeks before you fly. On this route, that window historically saves about 30% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Sydney to Chicago O'Hare Intl Airport trip for October. Fares historically average $1,063 round-trip in that month - typically $525 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Sydney to O'Hare Intl

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