Cheap flights from Santiago to Seattle from $670
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santiago to Seattle departing on 7/20. 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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How to get the cheapest flight ticket from Santiago to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, February is the cheapest month to fly from Santiago to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $834. If you don’t want to visit Seattle in February, then you should wait until October to fly from Santiago, when ticket prices are also cheap, with an average price of $893.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Santiago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,046. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Santiago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,232.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Santiago in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,095 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $1,158. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Santiago when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,085 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Santiago for as low as $960 on momondo.
When to book flights from Santiago to Seattle
Cheap Santiago to Seattle (SCL to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Santiago to Seattle
How far is Santiago Arturo Merino Benitez to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 6445.1 mi away from Santiago Arturo Merino Benitez. In terms of flight time, this usually takes a little over 16h 50m.
When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Santiago Arturo Merino Benitez Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to Seattle/Tacoma Intl Airport?
There are 2 operators available for flights from Santiago Arturo Merino Benitez Airport to Seattle/Tacoma Intl Airport as of June 2025.
How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santiago Arturo Merino Benitez Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Santiago to Seattle?
momondo data reveals that the most frequently booked airline on the route from Santiago to Seattle is LATAM Airlines, representing 67% of all bookings. The subsequent popular airline is Delta at 33%.
Best airlines flying from Santiago to Seattle
Compare and see reviews for airlines that fly from Santiago to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $704 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $977 | Free Cancellation | Rating 7.5 1,785 reviews |
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Why should I use momondo to find a flight deal from Santiago to Seattle?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santiago to Seattle for you.
Can I find flights from Santiago to Seattle with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Seattle from Santiago with this policy.
How can momondo help me find flights from Santiago to Seattle?
momondo provides multiple filters to help you find the best flight to Seattle from Santiago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Santiago to Seattle right now. Can momondo alert me if prices change?
Price alerts on flights to Seattle from Santiago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.