Flights
Insights
FAQs

Find and compare United Airlines flights to Seattle

1 adult

Recent United Airlines flights to Seattle found by users

Cheap United Airlines Flight Deals to Seattle

Enter your travel dates to find the best prices.
United Airlines Logo
13:00 - 00:59MEL-SEA
30h 59m1 stop
United Airlines Logo
08:57 - 09:30SEA-MEL
29h 33m2 stops
$1,219United Airlines
Find Deal
Sun, 21 Dec - Sat, 3 Jan
United Airlines Logo
13:00 - 00:59MEL-SEA
30h 59m1 stop
United Airlines Logo
23:59 - 09:30SEA-MEL
38h 31m2 stops
$1,221United Airlines
Find Deal
Fri, 26 Dec - Fri, 2 Jan
United Airlines Logo
11:40 - 18:25BNE-SEA
24h 45m1 stop
United Airlines Logo
17:20 - 07:30SEA-BNE
20h 10m1 stop
$1,245United Airlines
Find Deal
Mon, 17 Nov - Mon, 24 Nov
United Airlines Logo
11:40 - 18:25BNE-SEA
24h 45m1 stop
United Airlines Logo
12:30 - 07:30SEA-BNE
25h 00m2 stops
$1,252United Airlines
Find Deal
Mon, 17 Nov - Mon, 24 Nov
United Airlines Logo
13:00 - 00:59MEL-SEA
30h 59m1 stop
United Airlines Logo
12:35 - 10:05SEA-MEL
26h 30m2 stops
$1,559United Airlines
Find Deal
Sun, 21 Dec - Mon, 5 Jan
United Airlines Logo
11:40 - 18:10BNE-SEA
24h 30m2 stops
United Airlines Logo
12:30 - 07:30SEA-BNE
25h 00m2 stops
$1,680United Airlines
Find Deal
Mon, 17 Nov - Mon, 24 Nov
United Airlines Logo
13:00 - 00:59MEL-SEA
30h 59m1 stop
United Airlines Logo
05:02 - 09:30SEA-MEL
33h 28m2 stops
$1,790United Airlines
Find Deal
Sat, 27 Dec - Sat, 3 Jan
United Airlines Logo
13:00 - 18:45MEL-SEA
24h 45m1 stop
United Airlines Logo
07:00 - 09:30SEA-MEL
55h 30m2 stops
$1,792United Airlines
Find Deal
Fri, 26 Dec - Fri, 2 Jan
United Airlines Logo
13:00 - 18:45MEL-SEA
24h 45m1 stop
United Airlines Logo
07:05 - 10:00SEA-MEL
31h 55m1 stop
$1,867United Airlines
Find Deal
Fri, 26 Dec - Fri, 2 Jan
United Airlines Logo
13:00 - 12:03MEL-SEA
42h 03m2 stops
United Airlines Logo
05:02 - 09:30SEA-MEL
33h 28m2 stops
$1,925United Airlines
Find Deal
Sat, 27 Dec - Sat, 3 Jan

United Airlines flights to Seattle at a glance

Direct flights

None
There are no direct flights from Australia to Seattle. There are no popular flight routes from Australia to Seattle.
Search Deals

Insights on United Airlines flights to Seattle

Data designed to help you find the right flight

What is the cheapest day to depart on your Economy class flight to Seattle?

The cheapest day to depart from Australia to Seattle is on a Wednesday when prices can be found for as low as $1,180. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average Economy class ticket price to Seattle on a Sunday is $1,275.

What is the cheapest month to fly Economy class to Seattle?

In general, October is the cheapest month to fly Economy class from Australia to Seattle. Due to it being the ‘off-season’ during this time, you can expect Economy class flight prices to be around $1,287. If you aren’t able to travel during the month of October, then book Economy class flights to Seattle from Australia during September instead. Economy class flights to Seattle in September, while not as cheap as those in October, still average around $1,377.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,744 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Australia for as low as $1,421 on momondo.

Frequently asked questions about flights to Seattle with United Airlines

Which other airlines in the Star Alliance operate flights to Seattle?

Among Star Alliance carriers, only United Airlines currently provides flights to Seattle.

Browse thousands of different options on momondo for your next trip

Toggle through the tabs below to find thousands of options on momondo for your next trip.

Popular Flights to Seattle

Popular routes according to searches in the past day on momondo
Flights from London Heathrow to SEA