Which layover airport has the shortest connection time from Seattle to Cancún?

Dallas (DFW) has the shortest average layover time for this route: 1h 21m.

What airlines fly to Cancún?

Delta, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Cancún from Seattle according to our data. Delta is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Cancún. Keep in mind that there are 10 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Seattle to Cancún?

Flights via Guadalajara (GDL) offer the lowest average round-trip price of $390.

Which layover airport has the shortest travel time from Seattle to Cancún?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 7h 30m.

How many flights depart from Seattle to Cancún on average per week?

As of January 2026, there are 31 flights per week flying from Seattle to Cancún. The most common day of the week flights depart is Tue, with 16% of flights taking off on this day.

Which airport is the most popular layover for flights between Seattle and Cancún?

Dallas (DFW) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Cancun?

Delta and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Cancun

How many flights depart from Seattle to Cancún on average per day?

The number of flights available between Seattle and Cancún is 4 per day as of January 2026. The most frequent departure time is 7:00AM, with 64% of daily flights leaving at noon.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cancun Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Cancun Airport refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cancun Airport?

There are 10 operators available for flights from Seattle/Tacoma Intl Airport to Cancun Airport as of January 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cancun Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Cancun Airport.

What documentation or ID do you need to fly to Cancun Airport?

The necessary travel and health documents for your Cancun 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.

$125 Cheap Flights from Seattle to Cancún in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Cancún

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:55 pm - 10:54 am

SEA

CUN

13h 59m1 stop

6:27 pm - 9:51 am

CUN

SEA

18h 24m1 stop

$332Multiple Airlines

Tue, Feb 17 - Thu, Feb 19

5:55 pm - 10:54 am

SEA

CUN

13h 59m1 stop

6:27 pm - 9:51 am

CUN

SEA

18h 24m1 stop

$333Multiple Airlines

Tue, Feb 17 - Thu, Feb 26

10:51 am - 9:48 am

SEA

CUN

19h 57m2 stops

11:59 am - 8:56 pm

CUN

SEA

11h 57m1 stop

$334Multiple Airlines

Thu, Feb 5 - Wed, Feb 11

12:01 pm - 12:05 pm

SEA

CUN

21h 04m2 stops

12:24 pm - 10:00 pm

CUN

SEA

12h 36m1 stop

$336Multiple Airlines

Sun, Feb 1 - Fri, Feb 13

12:01 pm - 12:05 pm

SEA

CUN

21h 04m2 stops

11:59 am - 8:56 pm

CUN

SEA

11h 57m1 stop

$337Multiple Airlines

Sun, Feb 1 - Tue, Feb 10

10:51 am - 9:48 am

SEA

CUN

19h 57m2 stops

11:59 am - 8:56 pm

CUN

SEA

11h 57m1 stop

$338Multiple Airlines

Thu, Feb 5 - Tue, Feb 10

5:50 pm - 10:54 am

SEA

CUN

14h 04m1 stop

11:59 am - 8:56 pm

CUN

SEA

11h 57m1 stop

$339Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

5:55 pm - 3:50 pm

SEA

CUN

18h 55m2 stops

7:19 pm - 9:51 am

CUN

SEA

17h 32m1 stop

$340Multiple Airlines

Fri, Feb 20 - Tue, Feb 24

10:00 pm - 12:05 pm

SEA

CUN

11h 05m1 stop

11:40 am - 10:46 am

CUN

SEA

26h 06m1 stop

$341Multiple Airlines

Thu, Jan 22 - Fri, Jan 30

12:30 pm - 6:09 pm

SEA

CUN

26h 39m1 stop

12:24 pm - 6:18 pm

CUN

SEA

32h 54m2 stops

$343Frontier

Mon, Feb 23 - Mon, Mar 2

Volaris flights from Seattle to Cancún

Our best Volaris deals on Seattle to Cancún flight tickets

Volaris

Feb 20

SEA10:00 pmSeattle/Tacoma Intl

14h 28m

1 stop

CUN3:28 pmCancun

Feb 28

CUN10:39 amCancun

12h 09m

1 stop

SEA7:48 pmSeattle/Tacoma Intl

$382

Volaris

Jan 21

SEA10:00 pmSeattle/Tacoma Intl

11h 05m

1 stop

CUN12:05 pmCancun

Jan 25

CUN10:39 amCancun

12h 09m

1 stop

SEA7:48 pmSeattle/Tacoma Intl

$434

Volaris

Jan 20

SEA10:00 pmSeattle/Tacoma Intl

11h 05m

1 stop

CUN12:05 pmCancun

Feb 9

CUN10:39 amCancun

12h 09m

1 stop

SEA7:48 pmSeattle/Tacoma Intl

$463

Air Canada flights from Seattle to Cancún

Our best Air Canada deals on Seattle to Cancún flight tickets

Air Canada

Jan 21

SEA8:10 amSeattle/Tacoma Intl

10h 05m

1 stop

CUN9:15 pmCancun

Jan 26

CUN10:10 pmCancun

27h 06m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

$482

Air Canada

Jan 21

SEA8:00 pmSeattle/Tacoma Intl

19h 00m

2 stops

CUN6:00 pmCancun

Jan 26

CUN10:10 pmCancun

27h 06m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

$483

Air Canada

Jan 20

SEA8:00 pmSeattle/Tacoma Intl

22h 15m

2 stops

CUN9:15 pmCancun

Feb 9

CUN10:10 pmCancun

19h 21m

2 stops

SEA2:31 pmSeattle/Tacoma Intl

$490

Fly from

Fly to

Route

Depart

Return

Price

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 2/17

5:55 pm-10:54 am

1 stop13h 59m

Cancun

Thu 2/19

6:27 pm-9:51 am

1 stop18h 24m

$332

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 2/17

5:55 pm-10:54 am

1 stop13h 59m

Cancun

Thu 2/26

6:27 pm-9:51 am

1 stop18h 24m

$333

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Thu 2/5

10:51 am-9:48 am

2 stops19h 57m

Cancun

Wed 2/11

11:59 am-8:56 pm

1 stop11h 57m

$334

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sun 2/1

12:01 pm-12:05 pm

2 stops21h 04m

Cancun

Fri 2/13

12:24 pm-10:00 pm

1 stop12h 36m

$336

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sun 2/1

12:01 pm-12:05 pm

2 stops21h 04m

Cancun

Tue 2/10

11:59 am-8:56 pm

1 stop11h 57m

$337

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Thu 2/5

10:51 am-9:48 am

2 stops19h 57m

Cancun

Tue 2/10

11:59 am-8:56 pm

1 stop11h 57m

$338

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 2/3

5:50 pm-10:54 am

1 stop14h 04m

Cancun

Tue 2/10

11:59 am-8:56 pm

1 stop11h 57m

$339

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Fri 2/20

5:55 pm-3:50 pm

2 stops18h 55m

Cancun

Tue 2/24

7:19 pm-9:51 am

1 stop17h 32m

$340

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Thu 1/22

10:00 pm-12:05 pm

1 stop11h 05m

Cancun

Fri 1/30

11:40 am-10:46 am

1 stop26h 06m

$341

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 2/23

12:30 pm-6:09 pm

1 stop26h 39m

Cancun

Mon 3/2

12:24 pm-6:18 pm

2 stops32h 54m

$343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Cancún

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

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in September, then you should wait until October to fly from Seattle, when ticket prices are also cheap, with an average price of $469.

What is the cheapest day to depart on your flight to Cancún?

The cheapest day to depart from Seattle to Cancún is on a Monday when prices can be found for as low as $561. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $626. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

What is the cheapest time of day to depart on your flight to Cancún?

Our most recent data shows that the best time of day to fly to Cancún is in the morning. Flights from Seattle to Cancún during this time can be as low as $586. Flights to Cancún are more costly in the evening, with an average ticket price of $760. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Seattle/Tacoma Intl to Cancun flight route?

Fly from Seattle/Tacoma Intl to Cancun for the best Seattle/Tacoma Intl - Cancun flight prices

How far in advance should I book a flight to Cancún?

You are more likely to see cheaper flights to Cancún from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $562 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Seattle for as low as $521 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Cancun flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Cancún flights?

No. A direct flight is the cheapest option for a flight between Seattle to Cancún.

How have Seattle to Cancún flight prices changed over time?

As of January 2026, prices for Seattle to Cancún flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Cancún according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Cancún (SEA to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cancún

Best Price Found	$289
Fastest flight time	5h 50m
Direct flights	Every day
Airports in Cancún	1 airport

The best one-way flight to Cancún from Seattle in the past 72 hours is $289. The best round-trip flight deal from Seattle to Cancún found on momondo in the last 72 hours is $416.

The fastest flight from Seattle to Cancún takes 5h 50m

Direct flights go from Seattle to Cancún every day.

There is 1 airport in Cancún. From Seattle there are direct flights to Cancun (CUN).

Search flight deals

How far is Seattle/Tacoma Intl to Cancun by plane?
Cancun is 2685.3 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 5h 50m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cancun Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Cancun Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cancun Airport?
There are 10 operators available for flights from Seattle/Tacoma Intl Airport to Cancun Airport as of January 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cancun Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Cancun Airport.
What documentation or ID do you need to fly to Cancun Airport?
The necessary travel and health documents for your Cancun 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 plane model from Seattle to Cancún?
Based on momondo bookings for flights between Seattle and Cancún, the leading plane model is Airbus A321neo, making up 78.92% of the total bookings. Other popular models include Boeing 737 MAX 9 with 6.91%, Boeing 737-900 Passenger/BBJ3 (winglets) with 4.98%, and Boeing 737 with 3.87%.
What is the most popular airline from Seattle to Cancún?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Cancún is Delta (55% of total bookings). The next most popular airlines are Alaska Airlines (15%), Aeromexico (11%), and American Airlines (6%).

Best airlines flying from Seattle to Cancún

Compare and see reviews for airlines that fly from Seattle to Cancún with momondo

Airline	Rating	Free Cancellation	Price
Volaris	PriceFrom $212	Free Cancellation	Rating 6.6 1,169 reviews	Search Volaris flights
Aeromexico	PriceFrom $240	Free Cancellation	Rating 7.4 1,606 reviews	Search Aeromexico flights
Frontier	PriceFrom $270	Free Cancellation	Rating 5.7 3,061 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $289	Free Cancellation	Rating 7.8 2,824 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $310	Free Cancellation	Rating 7.1 10,603 reviews	Search Air Canada flights
Delta	PriceFrom $341	Free Cancellation	Rating 7.9 8,029 reviews	Search Delta flights
United Airlines	PriceFrom $391	Free Cancellation	Rating 7.4 9,141 reviews	Search United Airlines flights
American Airlines	PriceFrom $406	Free Cancellation	Rating 7.2 11,095 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $411	Free Cancellation	Rating 8.0 11,666 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $433	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights

Alaska Airlines Flights From Seattle to Cancún
Alaska Airlines flight deals from Seattle to Cancún start from $411 round-trip. Over the 5 Alaska Airlines flights for this route in a normal week, average airfare is usually $644 round-trip - but some users have found much cheaper deals with momondo.
Delta Flights From Seattle to Cancún
Delta (7.9/10 from 8,029 reviews) operates around 7 flights from Seattle to Cancún in any given week. The average Delta airfare for this route is around $592, with deals from around $341 rare but found on momondo. Referenced prices are for round-trip Seattle to Cancún flight searches in the last 72 hours.

Playa del Carmen

Isla Mujeres

Holbox

Puerto Morelos

Akumal

Puerto Aventuras

Valladolid

Punta Sam

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Cancún?

Finding the right flight to Cancún from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cancún quick and easy, saving you time and money.

Can I find flights from Seattle to Cancún with flexible booking policies on momondo?

momondo does allow users to show only those flights to Cancún from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Cancún?

momondo helps you find the best flight between Seattle and Cancún by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Cancún right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Cancún flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Cancún trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 2/7

Sat 2/14

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico

Cheap flights from Seattle to Cancún from $125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Cancún departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Cancún

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Volaris flights from Seattle to Cancún

Our best Volaris deals on Seattle to Cancún flight tickets

Air Canada flights from Seattle to Cancún

Our best Air Canada deals on Seattle to Cancún flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Cancún that are best for you.

See travel insights to Cancún from

How to get the cheapest flight ticket from Seattle to Cancún

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in September, then you should wait until October to fly from Seattle, when ticket prices are also cheap, with an average price of $469.

What is the cheapest day to depart on your flight to Cancún?

What is the cheapest time of day to depart on your flight to Cancún?

What is the cheapest Seattle/Tacoma Intl to Cancun flight route?

Fly from Seattle/Tacoma Intl to Cancun for the best Seattle/Tacoma Intl - Cancun flight prices

How far in advance should I book a flight to Cancún?

What cabin class options are available on Seattle/Tacoma Intl to Cancun flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Cancún flights?

No. A direct flight is the cheapest option for a flight between Seattle to Cancún.

How have Seattle to Cancún flight prices changed over time?

As of January 2026, prices for Seattle to Cancún flights are approximately 2% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Cancun?

Delta and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Cancun

What airlines fly to Cancún?

Which airport is the most popular layover for flights between Seattle and Cancún?

Dallas (DFW) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Cancún?

Flights via Guadalajara (GDL) offer the lowest average round-trip price of $390.

Which layover airport has the shortest travel time from Seattle to Cancún?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 7h 30m.

Which layover airport has the shortest connection time from Seattle to Cancún?

Dallas (DFW) has the shortest average layover time for this route: 1h 21m.

How many flights depart from Seattle to Cancún on average per day?

The number of flights available between Seattle and Cancún is 4 per day as of January 2026. The most frequent departure time is 7:00AM, with 64% of daily flights leaving at noon.

How many flights depart from Seattle to Cancún on average per week?

As of January 2026, there are 31 flights per week flying from Seattle to Cancún. The most common day of the week flights depart is Tue, with 16% of flights taking off on this day.

When to book flights from Seattle to Cancún

Cheap Seattle to Cancún (SEA to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cancún

Best Price Found

Fastest flight time

Direct flights

Airports in Cancún

How far is Seattle/Tacoma Intl to Cancun by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cancun Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cancun Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cancun Airport?

What documentation or ID do you need to fly to Cancun Airport?

What is the most popular plane model from Seattle to Cancún?

What is the most popular airline from Seattle to Cancún?

Best airlines flying from Seattle to Cancún

Compare and see reviews for airlines that fly from Seattle to Cancún with momondo

Alaska Airlines Flights From Seattle to Cancún

Delta Flights From Seattle to Cancún

Traveling to a place near Cancún?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Cancún?

Can I find flights from Seattle to Cancún with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Cancún?

I’m not ready to book a flight from Seattle to Cancún right now. Can momondo alert me if prices change?

An easier way to manage your Cancún trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Mexico