Question 1

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

Accepted Answer

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.

Question 2

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

Accepted Answer

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.

Question 3

How can momondo help me find flights to Seattle?

Accepted Answer

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.

Question 4

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

Accepted Answer

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.

Question 5

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

Accepted Answer

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.

Question 6

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

Accepted Answer

The ideal time to book your flight to Seattle is 77 days in advance, when prices tend to average $1,611. Keep in mind that you might also find cheap flights to Seattle outside of this time window. In fact, momondo users recently found flights from Australia to Seattle for $1,045.

Question 7

Is there an alternative airport near Seattle?

Accepted Answer

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.

Question 8

Which airlines fly to Seattle?

Accepted Answer

Based on our data, the most popular airlines that fly to Seattle from Australia are Air Canada, United Airlines, Qantas Airways and American Airlines. There may also be other airline options depending on where in Australia you’re flying from.

Question 9

Japan Airlines Flights to Seattle

Accepted Answer

Japan Airlines operates around 14 flights into Seattle in any given week. The most common departure point for these flights was from Vancouver Intl, with the best return Japan Airlines deal found being $1,299 (Melbourne to Seattle). Users have rated Japan Airlines 8.3/10 in over 1,932 reviews on momondo.

Question 10

Singapore Airlines Flights to Seattle

Accepted Answer

Singapore Airlines flight deals to Seattle start from $1,535 - this is the best price found recently on momondo, and was a return journey departing from Brisbane. Over any normal week, Singapore Airlines flight prices are typically higher, but vary depending on where you fly from - Incheon Intl is the most popular Singapore Airlines departure point to Seattle so generally has the most availability. Singapore Airlines is scored a 8.2/10 in 1,621 reviews.

Question 11

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

Accepted Answer

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

Question 12

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

Accepted Answer

As of October 2026, there are 12 operators available to choose from for flights to Seattle/Tacoma Intl Airport.

Question 13

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

Accepted Answer

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.

Question 14

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

Accepted Answer

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.

Question 15

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

Accepted Answer

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 $1,611 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 $1,441 on momondo.

Question 16

What is the cheapest month to fly to Seattle?

Accepted Answer

The month of August is, on average, the cheapest month to fly to Seattle from Australia, with most prices found around $1,440. If you are unable to visit Seattle during the month of August, then departing from Australia during the month March is also very affordable. Most momondo users find prices during this month for around $1,447.

Question 17

How long does it take to fly to Seattle?

Accepted Answer

The flight from Australia to Seattle depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Sydney Kingsford Smith (a popular airport in Australia) to Seattle/Tacoma Intl (the most popular airport in Seattle), then the flight time is 20h 29m on average. If you fly from Melbourne (another popular airport in Australia) to Seattle/Tacoma Intl, then the average flight time is 21h 35m.

CHEAPEST MONTH TO FLY TO SEATTLE FROM SYDNEY	August	11% cheaper	Flying from Sydney to Seattle costs on average just $1,440 in August
MOST EXPENSIVE MONTH TO FLY TO SEATTLE FROM SYDNEY	September	26% more expensive	It costs about $2,042 for flights to Seattle from Sydney in September
MOST POPULAR MONTH TO FLY TO SEATTLE FROM SYDNEY	July	313% more users visited	More momondo users searched in flights to Seattle from Sydney in July than any other month

Best One-Way Price	$622
Best Round-Trip Price	$1,063
Fastest flight time	17h 55m
Popular in	September

$622 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 21/1. 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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