To Cancún

Cheap Flights from Seattle to Cancún

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Deals from

Seattle

RatePunk searches hundreds of travel sites at once for deals on flights to Cancún

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Seattle to Cancún

Explore current cheapest deals departing from Seattle to Cancún

Round trip

Sort by: Cheapest

July 4 - July 9

Cheapest

Best

SEA - Cancún

$771

$312

Round trip

July 8 - July 21

SEA - Cancún

$709

$315

Round trip

July 4 - July 8

Best

SEA - Cancún

$806

$316

Round trip

July 12 - July 21

SEA - Cancún

$732

$321

Round trip

July 14 - July 21

SEA - Cancún

$742

$324

Round trip

July 4 - July 21

SEA - Cancún

$684

$324

Round trip

July 16 - July 21

SEA - Cancún

$754

$325

Round trip

July 8 - July 17

SEA - Cancún

$747

$328

Round trip

July 18 - July 21

SEA - Cancún

$764

$331

Round trip

June 22 - July 9

Earliest

SEA - Cancún

$528

$332

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Seattle to Cancún

Right now, 22% of recent fares for flights from Seattle to Cancún are classified as a good price. Fares typically range from $507–$794, with a median of $677. Current fares are above the typical level, and new deals appear almost daily.

A typical journey from Seattle to Cancún takes about 25h 15m, including connections. This is a long-haul route, covering a distance of 4321 km.

Most itineraries for flights from Seattle to Cancún connect at least once, with only 10.7% of recent fares being non-stop. When connecting, the median number of stopovers is 2.

If you are looking for cheap flights from Seattle to Cancún, the cheapest month to fly is typically May, with a median fare of $497. Other affordable months include April, with a median fare of $596, and November, where the median fare is $644.

How much is a round trip from Seattle to Cancún

Regular price: $630 - $810

Prices for flights from Seattle to Cancún are currently below the regular range.

The regular price range for this route is between $630 and $810. The current lowest deal is $312 with Volaris, for travel from Jul 4-Jul 9.

now $312

Low $630

High $810

The cheapest time to fly from Seattle to Cancún

The cheapest month to fly from Seattle to Cancun is May, with a median price of $497. The most expensive month is February, with a median price of $828. Prices are generally lower from March to November.

May

Cheapest

Flights from $497

February

Most Expensive

Flights from $828

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to Cancún

Aeroméxico

Last-minute flights going from Seattle to Cancún

Fri, Jun 19

⌛ Last-Minute

SEA - Cancún

Seattle (SEA) - Cancún (CUN)

Volaris

$678

$456

One-way

Sun, Jun 21

⌛ Last-Minute

SEA - Cancún

Seattle (SEA) - Cancún (CUN)

Volaris

$595

$458

One-way

Mon, Jun 22

⌛ Last-Minute

SEA - Cancún

Seattle (SEA) - Cancún (CUN)

Volaris

$528

$332

One-way

Mon, Jun 22

⌛ Last-Minute

SEA - Cancún

Seattle (SEA) - Cancún (CUN)

Volaris

$530

$336

One-way

Mon, Jun 22

⌛ Last-Minute

SEA - Cancún

Seattle (SEA) - Cancún (CUN)

Volaris

$527

$345

One-way

Mon, Jun 22

⌛ Last-Minute

SEA - Cancún

Seattle (SEA) - Cancún (CUN)

Volaris

$527

$358

One-way

Biggest price drops on these dates for flights from Seattle to Cancún

4 nights

Jul 4 - Jul 8

$806 → $316

61%

5 nights

Jul 4 - Jul 9

$771 → $312

60%

3 nights

Jul 6 - Jul 9

$793 → $339

57%

3 nights

Jul 18 - Jul 21

$764 → $331

57%

Popular Airports to fly from Seattle to Cancún

Seattle - Cancún route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Seattle to Cancún are below the typical level, with prices around $312.

📅 Best time to fly

May is historically the cheapest month to fly

Historically, May is the cheapest month to fly from Seattle to Cancún, with a median price of $497.

⏱️ Flight duration

Connecting flights average 25h 15m

Flights from Seattle to Cancún typically take 25h 15m, with most routes including connecting flights.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights are dominant, making up 89.3% of deals, with a median of 2 stopovers.

🏆 Airline highlight

Volaris offers a recent deal for $312

Volaris recently offered a flight from Seattle to Cancún for $312, departing on July 4.

🎯 Booking tip

Deals appear frequently, about 1 per day

Deals for flights from Seattle to Cancún appear frequently, with about 1 deal per day.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International is a convenient and often cheapest option for flights from Seattle to Cancún.

📍 ~20 km from Seattle (reachable by car or train)

💸 Flights from ~$312

Boeing Field (BFI)

Boeing Field offers an alternative departure point for flights from Seattle to Cancún.

📍 ~10 km from Seattle (reachable by car)

💸 Flights from ~$762

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base is an alternative departure option from Seattle to Cancún.

📍 ~5 km from Seattle (reachable by car)

💸 Flights from ~$1384

Cancún main airports to arrive at

Cancún International (CUN)

Cheapest

Cancún International Airport is a primary gateway to Cancún and the Riviera Maya region.

📍 ~20 km from Cancún (reachable by car)

💸 Flights from ~$312

Airports nearby Cancún used as alternative

Tulum International Airport (TQO)

Consider Tulum International as a newer international gateway with modern facilities and expanding flight network.

📍 ~135 km from Cancún (reachable by car)

💸 Flights from ~$522

Cozumel International (CZM)

Cozumel International is a reliable alternative with strong international flights, especially for Riviera Maya stays.

📍 ~70 km from Cancún (reachable by ferry)

💸 Flights from ~$500

Mérida International (MID)

Cheapest

Mérida International is a major regional hub with excellent domestic and international routes, well-connected to Cancún.

📍 ~270 km from Cancún (reachable by car)

💸 Flights from ~$420

Chetumal International (CTM)

Chetumal International is useful for domestic Mexican connections and the southern part of Quintana Roo.

📍 ~375 km from Cancún (reachable by car)

💸 Flights from ~$493

Philip S. W. Goldson International (BZE)

Philip S. W. Goldson International is a major international hub for travelers heading south of the Mexican border.

📍 ~390 km from Cancún (reachable by car)

💸 Flights from ~$534

Business & First Class Flight Deals to Cancún

Cancún, Mexico

67% AI deal score

$5,624

From SEA

Elite

Nov 24

Cancún, Mexico

67% AI deal score

$5,763

Frequently Asked Questions About Flights to Cancún

Historically, the lowest average prices for flights from Seattle to Cancún have been found in the 0-6 days booking window, with an average price of $556. This suggests that last-minute bookings can sometimes yield better deals on this route. Prices typically increase for bookings made further in advance, with flights booked 60+ days out averaging $755. For bookings made 7-13 days before departure, the average price was $665.

Across the trailing quarter, a good price for a flight from Seattle to Cancún was considered to be $507 or less. The median price for this route during that period was $677. Prices typically ranged up to $794 for the higher end of the market. These figures are based on historical data over a 90-day window.

Historically, May has been the cheapest month to fly from Seattle to Cancún, with a median price of $497. April also offered more affordable options, with a median price of $596. While November had a median price of $644, the overall annual median price for this route was $677, indicating that these months typically offer better value.

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