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

Flights via Guadalajara (GDL) offer the lowest average round-trip price of $436.

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.

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 60% of people opting to fly with this airline when traveling to Cancún. Keep in mind that there are 11 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.

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

Guadalajara (GDL) was the most common stop: 48% 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?

Volaris is the most popular carrier operating from Seattle/Tacoma Intl to Cancun

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

Dallas (DFW) has the shortest average layover time for this route: 1h 27m.

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 11 operators available for flights from Seattle/Tacoma Intl Airport to Cancun Airport as of July 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.

$182 Cheap Flights from Seattle to Cancún in 2026

Discover deals from 900+ travel sites with momondo.

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.

10:57 am - 10:03 am

SEA

CUN

21h 06m

2 stops

10:40 am - 7:59 pm

CUN

SEA

11h 19m

1 stop

$422Multiple Airlines

Tue, Oct 6 - Wed, Oct 14

11:00 pm - 12:04 pm

SEA

CUN

11h 04m

1 stop

5:25 am - 10:39 am

CUN

SEA

31h 14m

2 stops

$434Multiple Airlines

Mon, Aug 24 - Tue, Sep 1

9:10 pm - 9:40 am

SEA

CUN

9h 30m

1 stop

10:20 am - 7:15 pm

CUN

SEA

11h 55m

1 stop

$443Volaris

Mon, Jan 25 - Mon, Feb 1

11:00 pm - 3:28 pm

SEA

CUN

14h 28m

1 stop

10:40 am - 7:59 pm

CUN

SEA

11h 19m

1 stop

$444Volaris

Sat, Oct 10 - Sat, Oct 17

3:15 pm - 6:00 am

SEA

CUN

12h 45m

1 stop

8:00 am - 6:22 pm

CUN

SEA

13h 22m

1 stop

$476Air Canada

Tue, Oct 27 - Wed, Nov 4

7:05 pm - 4:10 pm

SEA

CUN

19h 05m

1 stop

5:10 pm - 10:57 pm

CUN

SEA

31h 47m

1 stop

$482Air Canada

Sun, Oct 25 - Sat, Oct 31

6:15 am - 4:35 pm

SEA

CUN

7h 20m

1 stop

9:40 am - 10:30 pm

CUN

SEA

15h 50m

2 stops

$535Southwest

Mon, Dec 14 - Tue, Jan 12

8:40 pm - 12:00 pm

SEA

CUN

13h 20m

2 stops

2:10 pm - 1:35 am

CUN

SEA

13h 25m

2 stops

$535Southwest

Mon, Oct 19 - Fri, Oct 23

7:06 pm - 12:49 pm

SEA

CUN

15h 43m

1 stop

3:31 pm - 1:17 pm

CUN

SEA

23h 46m

1 stop

$575Frontier

Tue, Aug 11 - Fri, Aug 14

4:27 pm - 12:37 pm

SEA

CUN

42h 10m

2 stops

1:51 pm - 9:42 am

CUN

SEA

21h 51m

2 stops

$579Frontier

Tue, Sep 15 - Mon, Sep 21

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Volaris flights from Seattle to Cancún

Our best Volaris deals on Seattle to Cancún flight tickets

Volaris

Oct 10

SEA11:00 pmSeattle/Tacoma Intl

14h 28m

1 stop

CUN3:28 pmCancun

Oct 17

CUN10:40 amCancun

11h 19m

1 stop

SEA7:59 pmSeattle/Tacoma Intl

$444

Volaris

Oct 13

SEA11:00 pmSeattle/Tacoma Intl

14h 28m

1 stop

CUN3:28 pmCancun

Oct 20

CUN10:40 amCancun

11h 19m

1 stop

SEA7:59 pmSeattle/Tacoma Intl

$449

Volaris

Oct 9

SEA11:00 pmSeattle/Tacoma Intl

14h 28m

1 stop

CUN3:28 pmCancun

Oct 23

CUN10:40 amCancun

11h 19m

1 stop

SEA7:59 pmSeattle/Tacoma Intl

$460

Frontier flights from Seattle to Cancún

Our best Frontier deals on Seattle to Cancún flight tickets

Frontier

Aug 11

SEA7:06 pmSeattle/Tacoma Intl

15h 43m

1 stop

CUN12:49 pmCancun

Aug 14

CUN3:31 pmCancun

23h 46m

1 stop

SEA1:17 pmSeattle/Tacoma Intl

$575

Frontier

Aug 10

SEA7:06 pmSeattle/Tacoma Intl

15h 43m

1 stop

CUN12:49 pmCancun

Aug 20

CUN3:06 pmCancun

44h 13m

2 stops

SEA9:19 amSeattle/Tacoma Intl

$616

Frontier

Aug 12

SEA7:06 pmSeattle/Tacoma Intl

15h 43m

1 stop

CUN12:49 pmCancun

Aug 17

CUN3:31 pmCancun

23h 51m

1 stop

SEA1:22 pmSeattle/Tacoma Intl

$634

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 10/6

10:57 am-10:03 am

2 stops21h 06m

Cancun

Wed 10/14

10:40 am-7:59 pm

1 stop11h 19m

$422

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 8/24

11:00 pm-12:04 pm

1 stop11h 04m

Cancun

Tue 9/1

5:25 am-10:39 am

2 stops31h 14m

$434

Quickest round-trip

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 1/25

9:10 pm-9:40 am

1 stop9h 30m

Cancun

Mon 2/1

10:20 am-7:15 pm

1 stop11h 55m

$443

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 10/10

11:00 pm-3:28 pm

1 stop14h 28m

Cancun

Sat 10/17

10:40 am-7:59 pm

1 stop11h 19m

$444

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 10/27

3:15 pm-6:00 am

1 stop12h 45m

Cancun

Wed 11/4

8:00 am-6:22 pm

1 stop13h 22m

$476

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sun 10/25

7:05 pm-4:10 pm

1 stop19h 05m

Cancun

Sat 10/31

5:10 pm-10:57 pm

1 stop31h 47m

$482

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 12/14

6:15 am-4:35 pm

1 stop7h 20m

Cancun

Tue 1/12

9:40 am-10:30 pm

2 stops15h 50m

$535

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 10/19

8:40 pm-12:00 pm

2 stops13h 20m

Cancun

Fri 10/23

2:10 pm-1:35 am

2 stops13h 25m

$535

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 8/11

7:06 pm-12:49 pm

1 stop15h 43m

Cancun

Fri 8/14

3:31 pm-1:17 pm

1 stop23h 46m

$575

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 9/15

4:27 pm-12:37 pm

2 stops42h 10m

Cancun

Mon 9/21

1:51 pm-9:42 am

2 stops21h 51m

$579

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

What is the typical price of a round-trip flight between Seattle and Cancún?

Prices are currently low for flights on this route.

Typical prices usually range from $449 to $721.
The lowest price recently found on this route was $422.

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in September, then you should wait until January to fly from Seattle, when ticket prices are also cheap, with an average price of $482.

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

The cheapest day to depart from Seattle to Cancún is on a Wednesday when prices can be found for as low as $587. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $669. 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 $611. Flights to Cancún are more costly in the evening, with an average ticket price of $972. 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 from Seattle 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 $586 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 $520 on momondo.

What cabin class options are available on Seattle to Cancún flights?

There are 4 cabin classes available to choose from on Seattle to Cancún 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?

You could potentially save up to 47% on your flight if you consider stops on a Seattle to Cancún flight.

How have Seattle to Cancún flight prices changed over time?

As of July 2026, prices for Seattle to Cancún flights are approximately 43% cheaper 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	$407
Fastest flight time	5h 55m
Direct flights	Every day
Airports in Cancún	1 airport

The best one-way flight to Cancún from Seattle in the past 72 hours is $407. The best round-trip flight deal from Seattle to Cancún found on momondo in the last 72 hours is $698.

The fastest flight from Seattle to Cancún takes 5h 55m

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

Frequently asked questions about flying from Seattle to Cancún

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 55m.
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 11 operators available for flights from Seattle/Tacoma Intl Airport to Cancun Airport as of July 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 78.73% of the total bookings. Other popular models include Airbus A321-100/200 with 4.48%, Boeing 737-900 with 2.61%, and Boeing 737 MAX 8 with 2.24%.
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 (50% of total bookings). The next most popular airlines are Alaska Airlines (13%), Volaris (10%), and Aeromexico (9%).

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
Frontier	PriceFrom $194	Free Cancellation	Rating 5.6 2,744 reviews	Search Frontier flights
Volaris	PriceFrom $211	Free Cancellation	Rating 6.6 1,148 reviews	Search Volaris flights
Aeromexico	PriceFrom $219	Free Cancellation	Rating 7.4 1,470 reviews	Search Aeromexico flights
Hawaiian Airlines	PriceFrom $229	Free Cancellation	Rating 7.8 2,820 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $245	Free Cancellation	Rating 7.9 12,742 reviews	Search Alaska Airlines flights
Delta	PriceFrom $278	Free Cancellation	Rating 7.8 8,498 reviews	Search Delta flights
JetBlue	PriceFrom $371	Free Cancellation	Rating 7.1 3,029 reviews	Search JetBlue flights
American Airlines	PriceFrom $389	Free Cancellation	Rating 7.1 11,849 reviews	Search American Airlines flights
United Airlines	PriceFrom $434	Free Cancellation	Rating 7.4 10,063 reviews	Search United Airlines flights
Air Canada	PriceFrom $457	Free Cancellation	Rating 7.1 11,415 reviews	Search Air Canada flights

Playa del Carmen

Isla Mujeres

Puerto Morelos

Holbox

Akumal

Puerto Aventuras

Punta Sam

Valladolid

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.

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Chetumal Intl Airport

Cozumel Intl Airport

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Cheap flights from Seattle to Cancún from $182

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 10/6. 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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Volaris flights from Seattle to Cancún

Our best Volaris deals on Seattle to Cancún flight tickets

Frontier flights from Seattle to Cancún

Our best Frontier deals on Seattle to Cancún flight tickets

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How to get the cheapest flight ticket from Seattle to Cancún

What is the typical price of a round-trip flight between Seattle and Cancún?

What is the cheapest month to fly to Cancún?

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?

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

What cabin class options are available on Seattle to Cancún flights?

Can stopping save me money on Seattle to Cancún flights?

How have Seattle to Cancún flight prices changed over time?

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

What airlines fly to Cancún?

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

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

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

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

When to book flights from Seattle to Cancún

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

Best Price Found

Fastest flight time

Direct flights

Airports in Cancún

Frequently asked questions about flying 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

Traveling to a place near Cancún?

Why use momondo?

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

Airports servicing Quintana Roo

Fly your favorite airline to Cancún

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Cancún

List of cabin classes available on flights landing in Cancún. Availability may vary depending on flight origin and airline.

Popular cities in Mexico

Popular flights according to clicks in the last 7 days on momondo

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