The cheapest times to fly from SEA to PMC are

  • January 8th to February 11th
  • March 12th to May 6th (except the week of April 2nd)
  • July 30th to October 7th (except the week of September 17th)
  • October 29th to December 9th (except the week of November 5th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to PMC is early December. Prices can be as high as $2955 for Friday flights during late December, or as low as $1299 for Sunday flights around early December.


When to Fly to Puerto Montt

Flying from Seattle, WA (SEA) to Puerto Montt (PMC) will usually cost between $1382 to $2272 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $1796. Due to high demand the most expensive time to fly is late December, with an average price of $2500. Planning your trip to low-cost times can easily save you $703 on economy flights and even more on first-class flights. Generally, any price below $2107 can be considered a good price for a round-trip SEA to PMC flight.

See below for a graph of average weekly prices for the SEA to PMC route. All prices are for round-trip tickets in USD.

SEA to PMC Flight Prices

Compared to other flights, the SEA to PMC flight is more expensive than the average and costs more than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.19, which is below average.


Flight Prices by Day of the Week

Sunday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $648 (30%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Sunday and returning a week later will cost an average of $1581. Return trip prices are from the PMC to SEA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SEA to PMC can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 13 hour 18 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SEA to PMC while comparing.

Destination alternative #1: Canal Bajo Carlos Hott Siebert Airport (ZOS) in Osorno

  • 57 miles (92 km) away from PMC
  • Usually 26.01% less expensive than PMC
  • 2-layover flights available

See SEA to ZOS flights


Flight Hacking SEA to PMC

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SEA to PMC — but Champion Traveler does!

Hack #1: Santiago (SEA > SCL > PMC)

  • Price for both tickets: $1278
  • Average savings: $829 (39.35%)

See SEA to SCL flights

Hack #2: San Jose, CA (SEA > SJC > PMC)

  • Price for both tickets: $1322
  • Average savings: $785 (37.26%)

See SEA to SJC flights

Hack #3: San Francisco, CA (SEA > SFO > PMC)

  • Price for both tickets: $1345
  • Average savings: $762 (36.17%)

See SEA to SFO flights


Flight Questions Answered

Still have questions about flying from SEA to PMC? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air Canada, Alaska, American, Delta, LATAM, Singapore Airlines, United, and potentially more during busy seasons.

How far away is it from El Tepual International Airport to Seattle/Tacoma International Airport?

The distance between the two airports is roughly 6839 miles or 11006 kilometers.

How long does it take to fly from SEA to PMC?

The real-world flight time for a nonstop SEA to PMC flight is about 13 hour 18 minutes.

How many flights go between Seattle, WA and Puerto Montt?

It depends on the day of the week and the date, but a typical day might have around 14 available flights from SEA to PMC.


Airport Location Info


Departing Airport

Origination code SEA
Origination airport name Seattle/Tacoma International Airport
City Seattle, WA
Country the United States
Latitude 47.5
Longitude -122.3

Return Airport

Destination code PMC
Destination airport name El Tepual International Airport
City Puerto Montt
Country Chile
Latitude -41.4
Longitude -73.1


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.