C$ 329 Find Cheap Flights from Cancun to Seattle – Compare and Save

Among airlines operating Cancún to Seattle flights:

• Delta: offers extra legroom; offers free seat selection
• Aeromexico: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Cancún and Seattle. The airlines offering direct flights on this route include:

• Delta
• Alaska Airlines

Flights from Cancún to Seattle usually depart from Cancun (CUN) and arrive at Seattle/Tacoma Intl (SEA).

Here are some options for this route, based on selected ticket types and cabin classes:

• Delta: a carry-on bag and a checked bag in Economy Class
• Aeromexico: a carry-on bag and a checked bag in Premium Economy Class
• Alaska Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy Class is available on flights from Cancún to Seattle.

On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 456 round-trip via Los Angeles (LAX), compared to C$ 747 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 42–C$ 42 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by Delta and Aeromexico. Other aircraft seen on the route include Boeing 737 MAX 9 variants.

One-stop flights from Cancún to Seattle most commonly connect through:

• Guadalajara Miguel Hidal (GDL) – 75% of one-stop connections
• Dallas/Fort Worth (DFW) – 11% of one-stop connections
• Toronto Pearson Intl (YYZ) – 8% of one-stop connections
• Denver Intl (DEN) – 3% of one-stop connections

Guadalajara Miguel Hidal (GDL) handles the largest share of one-stop connections on this route.

On the Cancún to Seattle route, being flexible with your departure day can save you up to 47%. Sunday is the cheapest day at C$ 461 round-trip on average, while Monday is the most expensive at C$ 863 – a C$ 401 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Some of the most popular sights in Seattle are Lumen Field, T-Mobile Park, and Seattle Waterfront. These are among the most viewed places in Seattle on KAYAK.

These are the earliest and latest flight times available from Cancún to Seattle:

• Earliest: departs at 4:59 pm and lands at 11:46 pm
• Latest: departs at 5:30 pm and lands at 12:17 am.

The flight takes about 6h 47m.

A direct flight from Cancún to Seattle takes 6h 47m, covering 6,949 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 768 to C$ 2,774. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Cancún to Seattle are currently lower than usual. Average one-way flight prices are about C$ 384, which is 20% below the typical average for this route.

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 7h 54m, compared with 8h 18m via Dallas/Fort Worth (DFW) and 10h 39m via Guadalajara Miguel Hidal (GDL).

Seattle is 2 hours behind Cancún (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around C$ 5 for economy cars. Top options include:
• Fox
• Europcar
• Thrifty
• Budget
• Dollar

Round-trip flights from Cancún to Seattle range from C$ 594 to C$ 816, with an average of C$ 717 over the past 12 months. Anything below C$ 594 counts as a good deal.

Alaska Airlines is the only airline on the Cancún to Seattle route offering in-flight Wi-Fi. Pricing depends on fare class.