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Low Price Flights from San Antonio to Sydney

Find Cheapest Airlines Flying from San Antonio to Sydney

Choose from 1 carriers that fly from San Antonio to Sydney, including United Airlines, Enjoy the cheapest tickets on this route with Delta Air Lines.
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from San Antonio to Sydney according to previous 12 months data from Trip.com.

Explore the cheapest flights from San Antonio to Sydney in the next three months. Based on Trip.com's data from the latest 7 days, one-way fares start at AU$ 814, and round-trip tickets start at AU$ 1,474.

      • SAT 16:40
        22h 50m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Mon, Feb 9 | Delta Air Lines
        SYD 10:40
        21h 4m
        1 stop
        SAT 14:44
        Sydney - San Antonio | Mon, Feb 16 | Delta Air Lines
        AU$ 1,474 AU$ 2,382
        38% off
        38% off
        AU$ 2,382 AU$ 1,474
      • SAT 07:35
        31h 50m
        1 stop
        SYD 07:25
        San Antonio - Sydney | Mon, Mar 16 | Delta Air Lines
        SYD 09:40
        21h 2m
        1 stop
        SAT 14:42
        Sydney - San Antonio | Fri, Mar 20 | Delta Air Lines
        AU$ 1,497 AU$ 2,382
        37% off
        37% off
        AU$ 2,382 AU$ 1,497
      • SAT 16:42
        22h 48m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Fri, Feb 13 | Delta Air Lines
        SYD 10:40
        21h 4m
        1 stop
        SAT 14:44
        Sydney - San Antonio | Mon, Feb 16 | Delta Air Lines
        AU$ 1,497 AU$ 2,382
        37% off
        37% off
        AU$ 2,382 AU$ 1,497
      • SAT 07:35
        31h 50m
        1 stop
        SYD 07:25
        San Antonio - Sydney | Mon, Mar 9 | Delta Air Lines
        SYD 09:40
        20h 52m
        1 stop
        SAT 14:32
        Sydney - San Antonio | Fri, Mar 13 | Delta Air Lines
        AU$ 1,502
        37% off
        AU$ 2,382 AU$ 1,502
      • SAT 16:42
        22h 48m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Fri, Feb 27 | Delta Air Lines
        SYD 10:40
        21h 4m
        1 stop
        SAT 14:44
        Sydney - San Antonio | Wed, Mar 4 | Delta Air Lines
        AU$ 1,518
        36% off
        AU$ 2,382 AU$ 1,518
      • SAT 07:00
        33h
        1 stop
        SYD 09:00
        San Antonio - Sydney | Fri, Feb 13 | American Airlines
        SYD 11:20
        28h 31m
        1 stop
        SAT 22:51
        Sydney - San Antonio | Mon, Feb 16 | Qantas Airways
        AU$ 1,862
        22% off
        AU$ 2,382 AU$ 1,862
      • SAT 07:00
        32h 30m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Sat, Mar 7 | Delta Air Lines
        SYD 13:15
        26h 14m
        1 stop
        SAT 23:29
        Sydney - San Antonio | Mon, Mar 9 | Delta Air Lines
        AU$ 2,087
        12% off
        AU$ 2,382 AU$ 2,087
      • SAT 16:12
        21h 48m
        1 stop
        SYD 07:00
        San Antonio - Sydney | Fri, Feb 13 | United Airlines
        SYD 10:40
        30h 3m
        1 stop
        SAT 23:43
        Sydney - San Antonio | Mon, Feb 16 | Delta Air Lines
        AU$ 2,181
        8% off
        AU$ 2,382 AU$ 2,181
      • SAT 16:12
        21h 48m
        1 stop
        SYD 07:00
        San Antonio - Sydney | Fri, Feb 27 | United Airlines
        SYD 10:40
        30h 3m
        1 stop
        SAT 23:43
        Sydney - San Antonio | Wed, Mar 4 | Delta Air Lines
        AU$ 2,201
        8% off
        AU$ 2,382 AU$ 2,201
      • SAT 16:04
        21h 56m
        1 stop
        SYD 07:00
        San Antonio - Sydney | Mon, Feb 9 | United Airlines
        SYD 10:40
        30h 3m
        1 stop
        SAT 23:43
        Sydney - San Antonio | Mon, Feb 16 | Delta Air Lines
        AU$ 2,215
        7% off
        AU$ 2,382 AU$ 2,215
      • SAT 13:00
        17h 25m
        1 stop
        SYD Invalid Date
        San Antonio - Sydney | Fri, Jan 23 | Normal Airline
        SYD 15:00
        6h
        Direct
        SAT 16:00
        Sydney - San Antonio | Sun, Jan 25 | Normal Airline
        Find more flights
        Find more flights
      • SAT 16:42
        21h 8m
        1 stop
        SYD 06:50
        San Antonio - Sydney | Sun, Mar 1 | Delta Air Lines
        AU$ 814 AU$ 996
        18% off
        18% off
        AU$ 996 AU$ 814
      • SAT 16:10
        23h 15m
        1 stop
        SYD 07:25
        San Antonio - Sydney | Wed, Mar 18 | Delta Air Lines
        AU$ 815 AU$ 996
        18% off
        18% off
        AU$ 996 AU$ 815
      • SAT 16:42
        22h 48m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Tue, Feb 24 | Delta Air Lines
        AU$ 816 AU$ 996
        18% off
        18% off
        AU$ 996 AU$ 816
      • SAT 16:10
        23h 15m
        1 stop
        SYD 07:25
        San Antonio - Sydney | Mon, Mar 9 | Delta Air Lines
        AU$ 823
        17% off
        AU$ 996 AU$ 823
      • SAT 07:00
        30h 50m
        1 stop
        SYD 06:50
        San Antonio - Sydney | Sat, Jan 24 | Delta Air Lines
        AU$ 832
        17% off
        AU$ 996 AU$ 832
      • SAT 07:35
        31h 50m
        1 stop
        SYD 07:25
        San Antonio - Sydney | Mon, Mar 16 | Delta Air Lines
        AU$ 834
        16% off
        AU$ 996 AU$ 834
      • SAT 07:00
        32h 30m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Sun, Feb 15 | Delta Air Lines
        AU$ 837
        16% off
        AU$ 996 AU$ 837
      • SAT 07:00
        32h 30m
        1 stop
        SYD 08:30
        San Antonio - Sydney | Wed, Jan 21 | Delta Air Lines
        AU$ 844
        15% off
        AU$ 996 AU$ 844
      • SAT 07:20
        32h 45m
        1 stop
        SYD 09:05
        San Antonio - Sydney | Fri, Feb 6 | American Airlines
        AU$ 891
        11% off
        AU$ 996 AU$ 891
      • SAT 15:41
        23h 44m
        1 stop
        SYD 07:25
        San Antonio - Sydney | Sat, Mar 14 | American Airlines
        AU$ 927
        7% off
        AU$ 996 AU$ 927
      • SAT 13:00
        17h 25m
        1 stop
        SYD Invalid Date
        San Antonio - Sydney | Fri, Jan 23 | Normal Airline
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        Find more flights

Displayed flight fares from San Antonio to Sydney are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

San Antonio to Sydney Flight Details

The distance between San Antonio and Sydney is approximately 13,539.4km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceAU$ 814
Cheapest return ticket priceAU$ 1,474
Off-season for travelNovember
Peak season for travelJuly
Flight distance13,539.4km
Popular airlineUnited Airlines
Flight statistics for the San Antonio–Sydney route are based on aggregated booking data from Trip.com over the past 12 months.

Flight FAQs

  • Which airlines offer the cheapest flights from San Antonio (SAT) to Sydney (SYD)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as AU$ 814 on Cheapest nonstop routes (e.g. SAT to SYD on Sun, Mar 1), while Delta Air Lines offers Cheapest nonstop round-trips from AU$ 1,474 departing on Mon, Feb 9 and returning on Mon, Feb 16.
  • At the moment, several airlines serve connecting flights from San Antonio to Sydney, including: United Airlines 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 San Antonio 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 San Antonio 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 Sun, Mar 1, with one-way flights priced at just AU$ 814.
    · 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 July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Antonio to Sydney is November, when demand for travel is lower.
  • After crunching the numbers on our January flight calendar, it's currently cheapest to fly from San Antonio to Sydney on January 28, 2026 with American Airlines, with prices starting at AU$ 774.
  • You can land at any one of the following hubs in Sydney, with San Antonio International Airport to Sydney Airport (SAT-SYD) is by far the most common option on this route: Sydney Airport (SYD).
  • The time difference between Sydney and San Antonio is 16h.
  • Tickets can only be changed or cancelled 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.

Trip.com Airline Insights on Flights from San Antonio toSydney

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