Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Cancún from C$ 322

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 6/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
11:00 p.m. - 10:55 a.m.
SEA
-
CUN
9h 55m
1 stop
Volaris Logo
10:40 a.m. - 7:59 p.m.
CUN
-
SEA
11h 19m
1 stop
C$ 620Volaris
Thu, 6 Aug - Mon, 10 Aug
Multiple Airlines Logo
2:15 p.m. - 12:04 p.m.
SEA
-
CUN
19h 49m
2 stops
Multiple Airlines Logo
12:49 p.m. - 7:59 p.m.
CUN
-
SEA
9h 10m
1 stop
C$ 624Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Volaris Logo
11:00 p.m. - 10:55 a.m.
SEA
-
CUN
9h 55m
1 stop
Volaris Logo
10:40 a.m. - 7:59 p.m.
CUN
-
SEA
11h 19m
1 stop
C$ 641Volaris
Wed, 5 Aug - Mon, 10 Aug
Volaris Logo
11:00 p.m. - 12:04 p.m.
SEA
-
CUN
11h 04m
1 stop
Volaris Logo
10:40 a.m. - 7:59 p.m.
CUN
-
SEA
11h 19m
1 stop
C$ 643Volaris
Tue, 28 Jul - Sat, 1 Aug
Volaris Logo
11:00 p.m. - 12:04 p.m.
SEA
-
CUN
11h 04m
1 stop
Volaris Logo
12:49 p.m. - 7:59 p.m.
CUN
-
SEA
9h 10m
1 stop
C$ 655Volaris
Mon, 19 Oct - Fri, 23 Oct
Volaris Logo
11:00 p.m. - 10:55 a.m.
SEA
-
CUN
9h 55m
1 stop
Volaris Logo
10:40 a.m. - 7:59 p.m.
CUN
-
SEA
11h 19m
1 stop
C$ 657Volaris
Sat, 18 Jul - Sun, 26 Jul
Volaris Logo
11:00 p.m. - 12:04 p.m.
SEA
-
CUN
11h 04m
1 stop
Volaris Logo
12:49 p.m. - 7:59 p.m.
CUN
-
SEA
9h 10m
1 stop
C$ 668Volaris
Sat, 26 Sep - Sat, 3 Oct
Volaris Logo
11:00 p.m. - 3:28 p.m.
SEA
-
CUN
14h 28m
1 stop
Volaris Logo
12:49 p.m. - 7:59 p.m.
CUN
-
SEA
9h 10m
1 stop
C$ 677Volaris
Mon, 17 Aug - Mon, 24 Aug
Multiple Airlines Logo
8:00 p.m. - 12:03 p.m.
SEA
-
CUN
13h 03m
2 stops
Multiple Airlines Logo
1:00 p.m. - 7:15 p.m.
CUN
-
SEA
9h 15m
1 stop
C$ 685Multiple Airlines
Tue, 10 Nov - Fri, 13 Nov
Volaris Logo
11:00 p.m. - 3:28 p.m.
SEA
-
CUN
14h 28m
1 stop
Volaris Logo
10:40 a.m. - 7:59 p.m.
CUN
-
SEA
11h 19m
1 stop
C$ 697Volaris
Fri, 14 Aug - Thu, 20 Aug

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Volaris flights from Seattle to Cancún

Our best Volaris deals on Seattle to Cancún flight tickets
Volaris
6 Aug
SEA11:00 p.m.Seattle/Tacoma Intl
9h 55m
1 stop
CUN10:55 a.m.Cancun
10 Aug
CUN10:40 a.m.Cancun
11h 19m
1 stop
SEA7:59 p.m.Seattle/Tacoma Intl
C$ 620
Volaris
5 Aug
SEA11:00 p.m.Seattle/Tacoma Intl
9h 55m
1 stop
CUN10:55 a.m.Cancun
10 Aug
CUN10:40 a.m.Cancun
11h 19m
1 stop
SEA7:59 p.m.Seattle/Tacoma Intl
C$ 641
Volaris
28 Jul
SEA11:00 p.m.Seattle/Tacoma Intl
11h 04m
1 stop
CUN12:04 p.m.Cancun
1 Aug
CUN10:40 a.m.Cancun
11h 19m
1 stop
SEA7:59 p.m.Seattle/Tacoma Intl
C$ 643

Southwest flights from Seattle to Cancún

Our best Southwest deals on Seattle to Cancún flight tickets
Southwest
24 Aug
SEA7:25 p.m.Seattle/Tacoma Intl
14h 25m
2 stops
CUN11:50 a.m.Cancun
1 Sep
CUN12:50 p.m.Cancun
12h 35m
2 stops
SEA11:25 p.m.Seattle/Tacoma Intl
C$ 722
Southwest
9 Nov
SEA12:15 a.m.Seattle/Tacoma Intl
9h 50m
1 stop
CUN1:05 p.m.Cancun
18 Nov
CUN8:20 a.m.Cancun
13h 05m
2 stops
SEA6:25 p.m.Seattle/Tacoma Intl
C$ 772
Southwest
31 Aug
SEA10:30 p.m.Seattle/Tacoma Intl
11h 10m
1 stop
CUN11:40 a.m.Cancun
3 Sep
CUN3:10 p.m.Cancun
8h 35m
1 stop
SEA9:45 p.m.Seattle/Tacoma Intl
C$ 779

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Cancún that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 24 June 2026.
Use the filters below to find and compare flights from Seattle to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Thu 6/8

11:00 p.m.-10:55 a.m.

1 stop9h 55m

Cancun

Mon 10/8

10:40 a.m.-7:59 p.m.

1 stop11h 19m

C$ 620

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 26/9

2:15 p.m.-12:04 p.m.

2 stops19h 49m

Cancun

Sat 3/10

12:49 p.m.-7:59 p.m.

1 stop9h 10m

C$ 624

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Wed 5/8

11:00 p.m.-10:55 a.m.

1 stop9h 55m

Cancun

Mon 10/8

10:40 a.m.-7:59 p.m.

1 stop11h 19m

C$ 641

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 28/7

11:00 p.m.-12:04 p.m.

1 stop11h 04m

Cancun

Sat 1/8

10:40 a.m.-7:59 p.m.

1 stop11h 19m

C$ 643
Quickest round-trip

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 19/10

11:00 p.m.-12:04 p.m.

1 stop11h 04m

Cancun

Fri 23/10

12:49 p.m.-7:59 p.m.

1 stop9h 10m

C$ 655

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 18/7

11:00 p.m.-10:55 a.m.

1 stop9h 55m

Cancun

Sun 26/7

10:40 a.m.-7:59 p.m.

1 stop11h 19m

C$ 657

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 26/9

11:00 p.m.-12:04 p.m.

1 stop11h 04m

Cancun

Sat 3/10

12:49 p.m.-7:59 p.m.

1 stop9h 10m

C$ 668

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 17/8

11:00 p.m.-3:28 p.m.

1 stop14h 28m

Cancun

Mon 24/8

12:49 p.m.-7:59 p.m.

1 stop9h 10m

C$ 677

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 10/11

8:00 p.m.-12:03 p.m.

2 stops13h 03m

Cancun

Fri 13/11

1:00 p.m.-7:15 p.m.

1 stop9h 15m

C$ 685

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Fri 14/8

11:00 p.m.-3:28 p.m.

1 stop14h 28m

Cancun

Thu 20/8

10:40 a.m.-7:59 p.m.

1 stop11h 19m

C$ 697

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Cancún from

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

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

What is the cheapest month to fly to Cancún?

In general, September is the cheapest month to fly from Seattle to Cancún. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 653. The month of October is another great option to travel to Cancún, with average flight prices from Seattle averaging around C$ 671.

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

The cheapest day to depart from Seattle to Cancún is on a Thursday. Travellers who choose to depart for Cancún on a Thursday will often find tickets for as low as C$ 603. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 997. These prices are subject to change though, so be sure to set up a Price Alert for flights 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 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 C$ 809 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 C$ 719 on momondo.

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

There are 2 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 48% 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 June 2026, prices for Seattle to Cancún flights are approximately 31% 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

Fastest flight time

10h 10m

Direct flights

Every day

Airports in Cancún

1 airport
The fastest flight from Seattle to Cancún takes 10h 10m
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?

    A flight from Seattle/Tacoma Intl to Cancun will travel around 4321.5 km. In terms of flight time, this usually takes a little over 10h 10m.

  • 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 are updated daily.

  • 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?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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?

  • 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
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 405Free CancellationRating
7.8
8,429 reviews
Search Delta flights
Alaska AirlinesPriceFrom C$ 724Free CancellationRating
7.9
12,565 reviews
Search Alaska Airlines flights

Travelling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Puerto Morelos
Akumal
Holbox
Puerto Aventuras
Punta Sam
Valladolid

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Cancún . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Cancún from Seattle with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

Yes. momondo can track prices for Seattle to Cancún flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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
Fri 24/7
Fri 31/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico