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Cheap flights to Seattle, WA

BOS — LKE
Jun 4 — Jun 111
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Tue 6/4
Tue 6/11
1 adult, Economy
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Flights to Seattle in 2024

Find the latest flights to Seattle in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,784,634 searches and data was last updated on May 30, 2024.

Popular in

August

Cheapest in

January

Average price

$406

Round-trip from

$182
High demand for flights, 13% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in May 2024
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From New York to Seattle/Tacoma Intl
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Best time to book a flight to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle with our price prediction graph.
Estimated round-trip 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.

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

41 - 66.2 °F

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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

Use this chart to determine the optimal time to book a round-trip flight to Seattle. Price data was last updated on May 24, 2024.
The best time to book flights to Seattle is 61 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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