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$132+ Cheap flights from Seattle

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — SYD
17 Sep — 24 Sep1
1 adult
1 adult, Economy, 0 bags

Find flights from Seattle within your budget

 
Find flights departing from Seattle that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 18 August 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Thu 15/10

20:36-22:49

Nonstop2h 13m

San Francisco

Mon 19/10

06:07-08:20

Nonstop2h 13m

$246

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Wed 16/9

13:45-21:40

1 stop7h 55m

San Francisco

Tue 22/9

16:40-23:30

1 stop6h 50m

$249
Fastest return journey

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Thu 24/9

21:25-23:40

Nonstop2h 15m

San Francisco

Sun 27/9

07:00-09:08

Nonstop2h 08m

$256

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Wed 30/9

11:40-19:30

2 stops7h 50m

San Francisco

Wed 7/10

12:15-21:40

2 stops9h 25m

$263

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Sat 12/9

05:30-13:35

1 stop8h 05m

San Francisco

Tue 22/9

06:50-17:30

2 stops10h 40m

$278

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Fri 23/10

21:35-23:56

Nonstop2h 21m

San Francisco

Sun 25/10

06:20-08:41

Nonstop2h 21m

$280

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Fri 23/10

18:50-00:35

1 stop5h 45m

San Francisco

Mon 26/10

15:15-22:30

2 stops7h 15m

$280

SeattleSan Francisco

SEA Seattle/Tacoma Intl - SFO San Francisco

SEASFO

Seattle/Tacoma Intl

Sat 19/9

09:15-14:45

1 stop5h 30m

San Francisco

Sun 20/9

06:00-11:45

1 stop5h 45m

$284

SeattleNewark

SEA Seattle/Tacoma Intl - EWR Newark

SEAEWR

Seattle/Tacoma Intl

Sat 24/10

22:40-06:59

Nonstop5h 19m

Newark

Wed 28/10

09:03-12:08

Nonstop6h 05m

$474

SeattleNew York

SEA Seattle/Tacoma Intl - JFK New York John F Kennedy Intl

SEAJFK

Seattle/Tacoma Intl

Mon 28/9

21:40-06:04

Nonstop5h 24m

New York John F Kennedy Intl

Mon 5/10

17:29-20:43

Nonstop6h 14m

$502

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Seattle

Have a flexible travel schedule? Discover the best time to fly from Seattle with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle

Get recent, data-driven insights about flights from Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle?

Currently, August is the cheapest month in which you can book a flight from Seattle (average of $1,131). Flying from Seattle in December will prove the most costly (average of $2,398). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Seattle?

Seattle offers frequent flights to Chicago (669 flights per day), Los Angeles (511 flights per day) and San Francisco (401 flights per day).

San Francisco
San Francisco
From $172
Los Angeles
Los Angeles
From $258
Calgary
Calgary
From $277

What is the cheapest place to fly to from Seattle?

The cheapest city to fly to from Seattle is Bend/Redmond, with prices starting at $72. Explore other affordable destinations below.

Bend/Redmond
Bend/Redmond
From $72
Salt Lake City
Salt Lake City
From $138
San Francisco
San Francisco
From $172

When is the best time to book a flight from Seattle?

The best time to book flights from Seattle is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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Direct flights from Washington

Book a direct flight from one of these other cities located in Washington.
Direct flights from Spokane

Related info for your journey

Access useful and relevant information related to your journey from Seattle. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 August 2026.

  • What are the most popular destinations to fly to from Seattle?

    For the current month, the most popular flights from Seattle are Boston, Chicago, Bangkok Suvarnabhumi Airport. Boston, Bangkok Suvarnabhumi Airport, Mumbai are the most popular locations from Seattle year round.

  • What is the cheapest flight from Seattle to anywhere?

    Users have flown out of Seattle for as low as $72 to Redmond (prices may vary depending on the airline and departure time). On average, users have booked flights for $774 to fly from Seattle.

  • What are the cheapest airlines flying from Seattle to anywhere?

    According to our data, users have found Alaska Airlines, Air Canada, and United Airlines to have the cheapest round-trip prices from Seattle. Some of the destinations and prices are as follows: Alaska Airlines flights from Seattle to Anchorage ($277). Air Canada flights from Seattle to Brisbane ($608). United Airlines flights from Seattle to Melbourne ($1,423).

  • What is the cheapest premium economy flight from Seattle?

    Options for some of the cheapest premium economy flights from Seattle we have found on Cheapflights are as follows:
    Fly from Seattle/Tacoma Intl to Ontario starting at $643
    Fly from Seattle/Tacoma Intl to Palm Springs starting at $769
    Fly from Seattle/Tacoma Intl to Las Vegas starting at $1,022
    Fly from Seattle/Tacoma Intl to Orlando Airport starting at $1,725

  • What is the cheapest month to fly from Seattle?

    Currently, the cheapest month for flights from Seattle is August. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Seattle?

    View the cheapest flight destinations from Seattle:
    Fly from Seattle to Melbourne from $1,270 round trip
    Fly from Seattle to Sydney from $1,335 round trip

  • How does Cheapflights help users find flights from Seattle?

    Cheapflights helps you search for flights from Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Seattle?

    Cheapflights helps you find that perfect flight from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Seattle with no change fees?

    Certainly. Search results for flights from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Seattle become cheaper?

    Yes, Cheapflights offers price alerts on flights from Seattle so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle?

Cheapflights helps you search for flights from Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle?

Cheapflights helps you find that perfect flight from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle with no change fees?

Certainly. Search results for flights from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle become cheaper?

Yes, Cheapflights offers price alerts on flights from Seattle so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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