The cheapest times to fly from GDL to SEA are

  • January 15th to April 1st
  • August 20th to November 25th

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 GDL to SEA is late September. Prices can be as high as $1210 for Saturday flights during late July, or as low as $256 for Monday flights around late September.


When to Fly to Seattle

Flying from Guadalajara (GDL) to Seattle, WA (SEA) will usually cost between $283 to $573 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $296. Due to high demand the most expensive time to fly is late July, with an average price of $687. Planning your trip to low-cost times can easily save you $391 on economy flights and even more on first-class flights. Generally, any price below $395 can be considered a good price for a round-trip GDL to SEA flight.

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

GDL to SEA Flight Prices

Compared to other flights, the GDL to SEA flight is much cheaper than the average and costs less than the average flight leaving from Guadalajara. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to SEA, and Tuesday the cheapest day to fly back into GDL. Saturdays 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 $81 (17%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $377. Return trip prices are from the SEA to GDL 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 GDL to SEA can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 4 hour 50 minutes may 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 a nonstop flight from GDL to SEA while comparing.

Destination alternative #1: Portland International Airport (PDX) in Portland, OR

  • 129 miles (208 km) away from SEA
  • Usually 0.25% less expensive than SEA
  • Nonstop flights available

See GDL to PDX flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 14 major airlines flying this route most often: Aeromar, Aeromexico, Air New Zealand, Alaska, American, COPA, Delta, Frontier, Korean Air, Qantas, United, VivaAerobus, Volaris, WestJet, and potentially more during busy seasons.

How far away is it from Seattle/Tacoma International Airport to Miguel Hidalgo Y Costilla International Airport?

The distance between the two airports is roughly 2142 miles or 3447 kilometers.

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

The real-world flight time for a nonstop GDL to SEA flight is about 4 hour 50 minutes.

How many flights go between Guadalajara and Seattle, WA?

It depends on the day of the week and the date, but a typical day might have around 74 available flights from GDL to SEA.


Airport Location Info


Departing Airport

Origination codeGDL
Origination airport nameMiguel Hidalgo Y Costilla International Airport

Return Airport

Destination codeSEA
Destination airport nameSeattle/Tacoma International Airport
CitySeattle, WA
Countrythe United States


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.