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Flights from Detroit to Sydney

What to know about flights from Detroit to Sydney?

The distance between Detroit and Sydney is approximately 15,263.79 km. Based on Trip.com's data, travel demand peaks in December.

Cheapest one-way
$701
Delta Air Lines Delta Air Lines DTT-SYD 28h 1m · 1 stop Tue, Nov 24
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Cheapest round-trip
$1,218
United Airlines United Airlines DTT-SYD 21h 14m · 2 stops Fri, Oct 23 - Mon, Oct 26
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Recommended airlines
Delta Air Lines Delta Air Lines Cheapest · From $701 Delta Air Lines Delta Air Lines Most booked
When to travel
November
Cheapest
December
Peak season for travel
Route details
15,263.79 km
Flight distance

Explore the cheapest one-way and round-trip flights from Detroit to Sydney over the next 90 days, with one-way fares from $701 and round-trip from $1,218. Based on Trip.com's latest 7-day flight data.

      • DTW 7:41 PM
        21h 14m
        1 stop
        SYD 7:55 AM
        Detroit - Sydney | Fri, Oct 23 | United Airlines
        SYD 10:15 AM
        27h 12m
        1 stop
        DTW 10:27 PM
        Sydney - Detroit | Mon, Oct 26 | United Airlines
        $1,218 $1,931
        37% off
        37% off
        $1,931 $1,218
      • DTW 5:05 PM
        24h 15m
        1 stop
        SYD 9:20 AM
        Detroit - Sydney | Fri, Nov 6 | United Airlines
        SYD 10:40 AM
        28h 13m
        1 stop
        DTW 10:53 PM
        Sydney - Detroit | Mon, Nov 9 | Delta Air Lines
        $1,227 $1,931
        36% off
        36% off
        $1,931 $1,227
      • DTW 4:00 PM
        24h 30m
        1 stop
        SYD 8:30 AM
        Detroit - Sydney | Fri, Nov 6 | Delta Air Lines
        SYD 10:40 AM
        28h 13m
        1 stop
        DTW 10:53 PM
        Sydney - Detroit | Mon, Nov 9 | Delta Air Lines
        $1,227 $1,931
        36% off
        36% off
        $1,931 $1,227
      • DTW 6:00 PM
        22h 50m
        1 stop
        SYD 7:50 AM
        Detroit - Sydney | Fri, Oct 23 | Delta Air Lines
        SYD 11:50 AM
        33h 52m
        1 stop
        DTW 6:42 AM
        Sydney - Detroit | Mon, Oct 26 | United Airlines
        $1,235
        36% off
        $1,931 $1,235
      • DTW 8:55 PM
        31h 25m
        1 stop
        SYD 7:20 PM
        Detroit - Sydney | Fri, Oct 23 | Turkish Airlines
        SYD 11:50 AM
        33h 52m
        1 stop
        DTW 6:42 AM
        Sydney - Detroit | Mon, Oct 26 | United Airlines
        $1,315
        32% off
        $1,931 $1,315
      • DTW 9:05 PM
        30h 20m
        1 stop
        SYD 7:25 PM
        Detroit - Sydney | Fri, Nov 6 | Turkish Airlines
        SYD 10:40 AM
        28h 13m
        1 stop
        DTW 10:53 PM
        Sydney - Detroit | Mon, Nov 9 | Delta Air Lines
        $1,357
        30% off
        $1,931 $1,357
      • DTW 4:11 PM
        23h 44m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Sat, Oct 24 | American Airlines
        SYD 1:05 PM
        25h 33m
        1 stop
        DTW 11:38 PM
        Sydney - Detroit | Sat, Oct 31 | American Airlines
        $1,362
        28% off
        $1,931 $1,362
      • DTW 11:38 AM
        28h 17m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Sat, Oct 24 | Qantas Airways
        SYD 1:05 PM
        20h 19m
        1 stop
        DTW 6:24 PM
        Sydney - Detroit | Sat, Oct 31 | Qantas Airways
        $1,387
        28% off
        $1,931 $1,387
      • DTW 6:34 AM
        33h 41m
        1 stop
        SYD 8:15 AM
        Detroit - Sydney | Fri, Nov 6 | American Airlines
        SYD 10:40 AM
        28h 13m
        1 stop
        DTW 10:53 PM
        Sydney - Detroit | Mon, Nov 9 | Delta Air Lines
        $1,396
        28% off
        $1,931 $1,396
      • DTW 4:00 PM
        24h 30m
        1 stop
        SYD 7:30 AM
        Detroit - Sydney | Sat, Oct 24 | Delta Air Lines
        SYD 9:40 AM
        24h 35m
        1 stop
        DTW 7:15 PM
        Sydney - Detroit | Sat, Oct 31 | Delta Air Lines
        $1,409
        27% off
        $1,931 $1,409
      • DTT 1:00 PM
        17h 25m
        1 stop
        SYD 2:00 PM
        Detroit - Sydney | Fri, Oct 9 | Normal Airline
        SYD 3:00 PM
        6h
        Nonstop
        DTT 4:00 PM
        Sydney - Detroit | Sun, Oct 11 | Normal Airline
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      • DTW 12:29 PM
        28h 1m
        1 stop
        SYD 8:30 AM
        Detroit - Sydney | Tue, Nov 24 | Delta Air Lines
        $701 $996
        30% off
        30% off
        $996 $701
      • DTW 8:45 AM
        30h 15m
        1 stop
        SYD 7:00 AM
        Detroit - Sydney | Tue, Nov 17 | United Airlines
        $703 $996
        28% off
        28% off
        $996 $703
      • DTW 7:23 AM
        31h 32m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Wed, Dec 2 | Qantas Airways
        $707 $996
        28% off
        28% off
        $996 $707
      • DTW 7:18 PM
        43h 37m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Tue, Nov 24 | Qantas Airways
        $709
        28% off
        $996 $709
      • DTW 7:24 PM
        43h 31m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Tue, Nov 17 | Qantas Airways
        $715
        28% off
        $996 $715
      • DTW 4:59 PM
        23h 31m
        1 stop
        SYD 8:30 AM
        Detroit - Sydney | Tue, Nov 17 | Delta Air Lines
        $720
        28% off
        $996 $720
      • DTW 6:00 PM
        22h 50m
        1 stop
        SYD 7:50 AM
        Detroit - Sydney | Tue, Oct 20 | Delta Air Lines
        $726
        27% off
        $996 $726
      • DTW 2:49 PM
        24h 6m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Tue, Nov 10 | Qantas Airways
        $726
        27% off
        $996 $726
      • DTW 8:00 AM
        30h 55m
        1 stop
        SYD 6:55 AM
        Detroit - Sydney | Thu, Nov 26 | Qantas Airways
        $726
        27% off
        $996 $726
      • DTW 8:45 AM
        30h 15m
        1 stop
        SYD 7:00 AM
        Detroit - Sydney | Thu, Nov 26 | United Airlines
        $727
        27% off
        $996 $727
      • DTT 1:00 PM
        17h 25m
        1 stop
        SYD 2:00 PM
        Detroit - Sydney | Fri, Oct 9 | Normal Airline
        Find more flights
        Find more flights

Which airlines are the most popular for Detroit to Sydney flights?

You can choose from 1 airlines that fly from Detroit to Sydney, including Delta Air Lines, Delta Air Lines has lowest fares on this route.
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Detroit to Sydney according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Detroit to Sydney (DTT-SYD)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as $701 on Cheapest nonstop routes (e.g. DTW to SYD on Tue, Nov 24), while United Airlines offers Cheapest nonstop round-trips from $1,218 departing on Fri, Oct 23 and returning on Mon, Oct 26.
  • At the moment, several airlines serve connecting flights from Detroit to Sydney, including: Delta Air Lines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Detroit to Sydney is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Detroit to Sydney, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Nov 24, with one-way flights priced at just $701.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Sydney travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Detroit to Sydney is November, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Detroit to Sydney on October 26, 2026 with American Airlines, with prices starting at $704.
  • You can arrive at any of the following airports in Sydney: Kingsford Smith Airport (SYD), and Western Sydney International Airport (WSI). Flights from Detroit Metropolitan Wayne County Airport to Kingsford Smith Airport (DTW-SYD) are by far the most popular option for this route.
  • The time difference between Sydney and Detroit is 15h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Detroit to Sydney is $1,052. Fares vary by travel date, airline and availability.
  • Enter Detroit and Sydney, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.