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Look for other cheap flights to Seattle/Tacoma Intl

$707 Cheap flights to Seattle

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Seattle departing on 27/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Australia to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:15 - 10:05
BNE
-
SEA
16h 50m
1 stop
Air Canada Logo
19:20 - 07:05
SEA
-
BNE
18h 45m
1 stop
$1,179Air Canada
Thu, 4 Jun - Wed, 17 Jun
Air Canada Logo
10:00 - 14:22
BNE
-
SEA
21h 22m
1 stop
Air Canada Logo
19:05 - 07:45
SEA
-
BNE
19h 40m
1 stop
$1,202Air Canada
Thu, 15 Oct - Thu, 29 Oct
United Airlines Logo
10:55 - 08:00
MEL
-
SEA
38h 05m
2 stops
United Airlines Logo
07:00 - 08:15
SEA
-
MEL
32h 15m
1 stop
$1,300United Airlines
Sun, 14 Jun - Sat, 11 Jul
United Airlines Logo
10:55 - 08:00
MEL
-
SEA
38h 05m
2 stops
United Airlines Logo
19:05 - 08:15
SEA
-
MEL
20h 10m
1 stop
$1,302United Airlines
Sat, 13 Jun - Thu, 2 Jul
Singapore Airlines Logo
10:15 - 07:10
ADL
-
SEA
39h 25m
1 stop
Singapore Airlines Logo
08:45 - 17:20
SEA
-
ADL
38h 05m
1 stop
$1,653Singapore Airlines
Tue, 3 Nov - Tue, 24 Nov
Qantas Airways Logo
14:25 - 22:41
ADL
-
SEA
24h 46m
2 stops
Qantas Airways Logo
17:10 - 11:55
SEA
-
ADL
26h 15m
2 stops
$1,685Qantas Airways
Tue, 21 Jul - Wed, 5 Aug
Qantas Airways Logo
12:40 - 20:56
ADL
-
SEA
24h 46m
2 stops
Qantas Airways Logo
17:10 - 11:55
SEA
-
ADL
26h 15m
2 stops
$1,687Qantas Airways
Tue, 21 Jul - Wed, 5 Aug
Virgin Australia Logo
06:05 - 12:20
ADL
-
SEA
22h 45m
2 stops
Virgin Australia Logo
17:20 - 11:05
SEA
-
ADL
25h 15m
2 stops
$1,863Virgin Australia
Thu, 13 Aug - Thu, 3 Sep
Singapore Airlines Logo
18:20 - 07:10
ADL
-
SEA
31h 20m
2 stops
Singapore Airlines Logo
08:45 - 17:20
SEA
-
ADL
38h 05m
1 stop
$2,022Singapore Airlines
Tue, 3 Nov - Tue, 24 Nov
Virgin Australia Logo
07:15 - 16:24
CBR
-
SEA
26h 09m
2 stops
Virgin Australia Logo
08:45 - 10:50
SEA
-
CBR
33h 05m
2 stops
$2,557Virgin Australia
Sat, 4 Jul - Sat, 11 Jul

momondo Fare Finder

 
Locate flights to Seattle/Tacoma Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 24 May 2026.
Use the filters below to find and compare flights to Seattle that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 4/6

10:15-10:05

1 stop16h 50m

Seattle/Tacoma Intl

Wed 17/6

19:20-07:05

1 stop18h 45m

$1,179

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 15/10

10:00-14:22

1 stop21h 22m

Seattle/Tacoma Intl

Thu 29/10

19:05-07:45

1 stop19h 40m

$1,202

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 14/6

10:55-08:00

2 stops38h 05m

Seattle/Tacoma Intl

Sat 11/7

07:00-08:15

1 stop32h 15m

$1,300

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 13/6

10:55-08:00

2 stops38h 05m

Seattle/Tacoma Intl

Thu 2/7

19:05-08:15

1 stop20h 10m

$1,302

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 3/11

10:15-07:10

1 stop39h 25m

Seattle/Tacoma Intl

Tue 24/11

08:45-17:20

1 stop38h 05m

$1,653

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

14:25-22:41

2 stops24h 46m

Seattle/Tacoma Intl

Wed 5/8

17:10-11:55

2 stops26h 15m

$1,685

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

12:40-20:56

2 stops24h 46m

Seattle/Tacoma Intl

Wed 5/8

17:10-11:55

2 stops26h 15m

$1,687

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 13/8

06:05-12:20

2 stops22h 45m

Seattle/Tacoma Intl

Thu 3/9

17:20-11:05

2 stops25h 15m

$1,863

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 3/11

18:20-07:10

2 stops31h 20m

Seattle/Tacoma Intl

Tue 24/11

08:45-17:20

1 stop38h 05m

$2,022

CanberraSeattle

CBR - SEA

CBRSEA

Canberra

Sat 4/7

07:15-16:24

2 stops26h 09m

Seattle/Tacoma Intl

Sat 11/7

08:45-10:50

2 stops33h 05m

$2,557

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

Seattle flights insights and trends

Explore insights for your Seattle flight to craft the best travel plan

What is the cheapest month to fly to Seattle?

The month of September is, on average, the cheapest month to fly to Seattle from Australia, with most prices found around $1,211. If you are unable to visit Seattle during the month of September, then departing from Australia during the month August is also very affordable. Most momondo users find prices during this month for around $1,217.

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 $1,443 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 $970 on momondo.

Cheapest flights to Seattle/Tacoma Intl

Find the cheapest flights to Seattle/Tacoma Intl from your nearest city or airport

Cheap Seattle flight deals and tips

Summary info about Seattle flight prices, duration and airlines

Best One-Way Price

$707

Best Round-Trip Price

$1,179

Fastest flight time

21h 07m

Popular in

April
The best one-way flight price to Seattle from Australia in the last 5 days is $707 (Melbourne to Seattle/Tacoma Intl).
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The best round-trip flight price to Seattle from Australia in the last 5 days is $1,179 (Brisbane to Seattle/Tacoma Intl).
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The fastest flight to Seattle from Australia takes 21h 07m (Melbourne to Seattle/Tacoma Intl).
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April has the highest demand for flights to Seattle, with a 4% price increase on average.
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Frequently asked questions about flying to Seattle

What is there to do in Seattle when it’s raining?

When planning your flight to Seattle, it is important to be aware that some months are not as ideal as others. Specifically, the months of January, November, or December could carry a higher chance of rain, as Seattle sees up to 5.1 inches (130 mm) or more. There are still things to do in Seattle even when it's raining, but be aware that rain is highly probable in the area. For those looking to get out of the rain and do a little shopping, check out Seattle Waterfront.

When is it best to fly to Seattle to go sightseeing?

The city of Seattle has many sights to see while visiting. Many tourists find it ideal to go sightseeing when the weather is warmer, but not blistering. Consider booking your flight to Seattle for October, when temperatures are a bit higher and the chance of rain is relatively low. Many travellers find it worthwhile to visit Space Needle and Seattle Waterfront.

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

The ideal time to book your flight to Seattle is 69 days in advance, when prices tend to average $1,443.

Is there an alternative airport near Seattle?

Seattle Lake Union Spb Airport, Seattle King County/Boeing Airport, Kenmore Air Harbor Airport, Everett Paine Field Airport or Lopez Island Airport can be an alternative airport used for travel to Seattle.

When did momondo last update prices for flights to Seattle/Tacoma Intl Airport?

Prices for flights to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Seattle/Tacoma Intl Airport?

As of May 2026, there are 14 operators available to choose from for flights to Seattle/Tacoma Intl Airport.

How old do you have to be to fly to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Seattle?

momondo helps you find the best flight to Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle and alert you when they change.

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