Cheap flights to Seattle – Compare and Save

— SEA
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Flights to Seattle in 2026

Find the latest flights to Seattle in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 2 April 2026.

Return from

$1,401

One-way from

$717

Popular in

July

Cheapest in

August

Average price

$1,577
28/4-5/5
  • 28/4-5/5
  • 4 total stops
  • 49h 22m total
  • Sydney to Seattle
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19/8
  • 19/8
  • 3 total stops
  • 38h 41m total
  • Sydney to Seattle
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($45 potential savings vs. average return price).
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Average for return flights in April 2026
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Find flight deals to Seattle

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Cheapest flights to Seattle
Explore the most affordable flight options available to Seattle. Find the lowest fares based on data from user searches, with prices last updated on 2 April 2026.

Tue 28/413:15
SYD
-
SEA
2 stops23h 38m
Multiple Airlines
Tue 5/517:06
SEA
-
SYD
2 stops25h 44m
Multiple Airlines
Deal found 31/3$1,401
Wed 13/513:15
SYD
-
SEA
2 stops22h 01m
Multiple Airlines
Fri 29/515:48
SEA
-
SYD
2 stops27h 02m
Multiple Airlines
Deal found 1/4$1,402
Mon 27/413:15
SYD
-
SEA
2 stops22h 25m
Multiple Airlines
Tue 12/517:06
SEA
-
SYD
2 stops25h 44m
Multiple Airlines
Deal found 30/3$1,404
Wed 13/513:20
SYD
-
SEA
2 stops21h 56m
Multiple Airlines
Wed 27/516:28
SEA
-
SYD
2 stops26h 22m
Multiple Airlines
Deal found 29/3$1,408
Wed 13/513:15
SYD
-
SEA
2 stops23h 44m
Multiple Airlines
Fri 29/515:48
SEA
-
SYD
2 stops27h 02m
Multiple Airlines
Deal found 2/4$1,414
Mon 27/413:15
SYD
-
SEA
2 stops22h 25m
Multiple Airlines
Mon 4/517:06
SEA
-
SYD
2 stops25h 59m
Multiple Airlines
Deal found 29/3$1,426
Wed 3/613:20
SYD
-
SEA
2 stops21h 56m
Multiple Airlines
Sun 28/609:58
SEA
-
SYD
2 stops32h 52m
Multiple Airlines
Deal found 29/3$1,459
Thu 30/706:00
SYD
-
SEA
2 stops29h 10m
Multiple Airlines
Sat 8/815:59
SEA
-
SYD
2 stops26h 51m
Multiple Airlines
Deal found 30/3$1,469
Thu 7/509:10
SYD
-
SEA
2 stops25h 39m
American Airlines
Sun 17/506:10
SEA
-
SYD
1 stop31h 55m
American Airlines
Deal found 31/3$1,472
Tue 26/509:30
SYD
-
SEA
1 stop22h 25m
Asiana Airlines
Tue 9/600:55
SEA
-
SYD
1 stop25h 30m
Asiana Airlines
Deal found 28/3$1,473
Wed 3/609:10
SYD
-
SEA
1 stop21h 47m
American Airlines
Sun 28/614:40
SEA
-
SYD
1 stop23h 25m
American Airlines
Deal found 1/4$1,475
Wed 10/617:50
SYD
-
SEA
1 stop20h 59m
American Airlines
Wed 1/714:40
SEA
-
SYD
1 stop23h 25m
American Airlines
Deal found 1/4$1,485

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