An Alaska Airlines plane taking off with a snow-capped mountain in the background.

CA $398 Cheap Flights from Cancun (CUN) to Seattle (SEA)

Photo by Port of Seattle
Open Photo by Port of Seattle

Cheap Flights from Cancun to Seattle (CUN-SEA)

Prices were available within the past 7 days and start at CA $398 for one-way flights and CA $792 for roundtrip, for the period specified. Prices and availability are subject to change.

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Cancun to Seattle Flights

The easy way to book your flights from Cancun to Seattle

With Expedia, it’s simple to find and book flights to Seattle from Cancun whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 6 airlines that cover this route. There are Delta Air Lines nonstop flights to Seattle - Tacoma Intl., too.

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Cancun to Seattle today, tomorrow, or this week.

Save dollars with cheap flights from Cancun Intl., CUN to Seattle - Tacoma Intl., SEA

Sort your search results by price to find great deals on your flight from Cancun to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Cancun currently is just CA $792 rising to CA $885.

Here are more money-saving tips:

  • Fly in November when flight prices are normally at their lowest
  • Book about a month to 6 weeks before you travel for the best prices to Seattle
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!

Reasons to choose Expedia for your flight to Seattle from Cancun

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Frequently Asked Questions

How much does a flight from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?

You can find cheap one-way flights from CA $398 and cheap return flights CA $792 CUN to SEA with Expedia. One-way flights typically cost between CA$353 and CA$1516. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when CUN to SEA ticket fares go up or down.

What is the cheapest month to fly from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

The cheapest months to fly from CUN to SEA are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Which airlines fly direct from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Only one airline offers direct flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Delta operates 7 direct flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) every week.

What is the cheapest airline that flies from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Delta is one of the cheapest airlines offering nonstop return flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with tickets starting from around CA$524 for flights that can be booked for departure within the next year. Sun Country Airlines offers one of the cheapest connecting return flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) starting from around CA$855. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

How do I find cheap flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

To find a cheap flight from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

What is the best airline to fly with from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

The best airline to fly with from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Delta typically offers the lowest fares. Aeromexico offers the most daily flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

What is the best time to fly from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

How many flights per day from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

There are approximately 111 connecting flights per day from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Some common connection points include Mexico City Intl. (MEX), Pearson Intl. (YYZ), and Dallas-Fort Worth Intl. (DFW).

What is the earliest flight from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

The earliest flight from Cancun International Airport (CUN) to Seattle - Tacoma International Airport (SEA) typically departs around 5:30 AM local time, operated by Aeromexico. This is a seasonal service, active only in September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

What day of the week has the most flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

You'll generally find the most flights from Cancun, Quintana Roo (CUN) to Seattle, WA (SEA) on a Sunday, with around 54 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta, United, and American Airlines. Flight schedules are quite consistent throughout the week, so you'll have a good selection of flights no matter which day you choose to fly.

What are the most popular departure times for flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

The most popular departure times for flights from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are in the afternoon, from 3pm to 6pm. Many major carriers, including Delta, Alaska Airlines and American Airlines, offer flights during this window. Many travelers prefer this because it allows for a relaxed morning before heading to the airport, and you'll arrive in Seattle in the evening.

How long does it take to fly from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

A direct flight from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically takes around 6 hours 48 minutes. This route covers a distance of approximately 4,319 kilometers. If you opt for a flight with one stop, your travel time will be longer, usually around 9 hours 48 minutes. Flights with two or more stops can take significantly longer, often around 23 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.

Can you fly business or first class from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

Yes, you can fly business class or first class between CUN and SEA. Airlines that offer business class service on this route include:

* Aeromexico
* Air Canada
* Frontier Airlines
* Delta

First class cabins are available on Alaska Airlines.

How do I earn miles on a Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?

It's easy to earn miles on a Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

What airports do you fly into for Seattle, WA (SEA) from Cancun, Quintana Roo (CUN)?

If you're planning to travel to Seattle from Cancun Intl. (CUN), you can fly directly into Seattle - Tacoma Intl. (SEA) which offers international flights and connections. Some flights may connect through major hubs like Los Angeles Intl. (LAX), Seattle - Tacoma Intl. (SEA), or Mexico City Intl. (MEX) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Is it cheaper to buy a plane ticket from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?

Typically, booking a last minute flight from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Is it cheaper to book a Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?

Securing a Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Can I cancel or change the date of my flight from Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?

If you booked your Cancun, Quintana Roo (CUN-Cancun Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Cancun Intl. Airport
Destination airport
Seattle-Tacoma International Airport
Distance
4,319 km away
Airlines serving
Aeromexico, Air Canada, Volaris, Alaska Airlines, American Airlines, Delta, United, Sun Country Airlines, Southwest Airlines, Frontier Airlines, WestJet, JetBlue Airways
Popular airline
Aeromexico
Roundtrip price
CA $792
Average flight time
6 hours 40 mins
*Available to Expedia members.