Cheap flights from Seattle to Santiago

11 Dec — 18 Dec1
1 adult
Sun 11/12
Sun 18/12

How to find the cheapest flight from Seattle (SEA) to Santiago (SCL)

All the information you need to plan the best SEA to SCL flight in 2022: compare Seattle to Santiago flight prices with the expected peak season, weather and rainfall in Santiago.



C$ 846 - C$ 1,377



8 - 21 °C



0 - 70 mm

Popular inJulyHigh demand for flights, 22% potential price rise
Cheapest inAprilBest time to find cheap flights, 21% potential price drop
Average priceC$ 1,509Average for round-trip flights in December 2022
Round-trip fromC$ 1,140From Seattle/Tacoma Intl to Santiago Arturo Merino Benitez

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

To save on the cost of your flight from Seattle to Santiago, book at least 61 days before your planned departure. Booking around this time can save you about 26% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 1,651 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,998.

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

April can be a great time to fly to Santiago from Seattle with a flight ticket averaging about C$ 1,447. Cheapflights users have found deals in the month of April for as cheap as C$ 938. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Seattle to Santiago (SEA - SCL)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Santiago as you normally would.

Related info for your journey

Useful info, stats and facts about Seattle to Santiago flights.