Prices are in Australian Dollars.

Cheap flights from Adelaide to Seattle

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Seattle (SEA)
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How to find the cheapest flight from
Adelaide (ADL) to Seattle (SEA)

All the information you need to plan the best ADL to SEA flight in 2021: compare Adelaide to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
ADL - SEA
Price
$992 - $2,002
SEA
Temperature
8 - 25 °C
SEA
Rainfall
18 - 166 mm

Popular in

September

High demand for flights, 33% potential price rise

Cheapest in

August

Best time to find cheap flights, 26% potential price drop

Average price

$1,126

Average for round-trip flights in May 2021

Round-trip from

$992

From Adelaide to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Adelaide to Seattle?

Monday is generally a great day to depart. Flying on this day could help you save up to 50%.

What is the cheapest month to fly from Adelaide to Seattle?

Our data shows that February tends to be the cheapest month to fly to Seattle from Adelaide. Users have commonly found prices around $1,117 for the month, but tickets can be as low as $879. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Adelaide to Seattle (ADL - SEA)?

When flying from Adelaide to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 21% versus a flight in the evening.

Adelaide to Seattle 2021 flight deals

Cheap flights to Seattle from Adelaide found for this year
31 Aug - 17 Sep
$2,216pp
ADL
Adelaide
Multiple airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
ADL
Adelaide
31 Aug - 17 Sep
$2,259pp
ADL
Adelaide
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ADL
Adelaide
31 Aug - 17 Sep
$2,354pp
ADL
Adelaide
Multiple airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ADL
Adelaide

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Adelaide</span> to <span class="emphasized">Seattle</span> flights.

Flight FAQs

From Adelaide to Seattle

Can I find flights from Adelaide to Seattle for under $2,313 on Cheapflights?

Yes, there are multiple flights from Adelaide to Seattle for under $2,313. The cheapest flight booked recently is on Multiple Airlines for just $2,216, but on average you can expect to pay $2,724.

Which airlines flying from Adelaide to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Adelaide to Seattle/Tacoma Intl that may be offering flexible cancellation policies are Virgin Australia, Cathay Pacific, and Air Canada. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Are there direct flights from Adelaide to Seattle for under $2,184 on Cheapflights?

There are no direct flights from Adelaide to Seattle, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

This flight path from Adelaide to Seattle/Tacoma Intl was viewed by 156 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Adelaide or Seattle?

Expected rainfall in Adelaide is same as in Seattle. You can expect this to be the case over the next 13 days.

Is Adelaide weather warmer or cooler than Seattle?

With an average temperature of 28 °C, peak weather can be found in January. As a traveller, expect to see changes in flight prices during that period. The temperatures in Seattle are colder than in Adelaide.

How long does is the flight from Adelaide to Seattle?

Singapore Airlines can get you from Adelaide to Seattle in just under 54h 55m. Your travel time can differ by up to .

What is the cheapest airline to fly from Adelaide to Seattle return?

Our cheapest airline available from Adelaide to Seattle is Singapore Airlines. Our recent data shows that you can find tickets from as low as $2,627 on this airline.

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Adelaide to Seattle.
Today's exchange rate
$1 = $0.78
Average temperature for May in Seattle
19.0 °C
Avg rainfall for May in Seattle
45.0 mm

Airports servicing Adelaide

Airports servicing Seattle

Top 3 airlines flying from Adelaide to Seattle

The chart below displays the airlines Cheapflights users travelling from Adelaide to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Cathay Pacific
$813 $936 No cancel fee 72%
Search Cathay Pacific flights
Virgin Australia
$794 $1,001 No cancel fee 80%
Search Virgin Australia flights
Air Canada
$844 $1,396 No cancel fee 67%
Search Air Canada flights
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