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Tulum

$148+ Cheap flights from Seattle (SEA) to Tulum, Mexico

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CUN
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Tulum are usually found in October or September, booked 19 days in advance, depart on a Tuesday or Monday and return on a Sunday

Cheap flight deals from Seattle to Tulum

Keep the following information in mind while searching for Seattle to Tulum flight deals. Data was last updated July 30, 2025.

Round-trip from

$310
(American Airlines)

One-way from

$148
(SmartFares)

Popular in

December

Cheapest in

October

Average price

$512
From Seattle/Tacoma Intl to Tulum
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One-way flight from Seattle/Tacoma Intl to Tulum
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Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Seattle to Tulum

Cheapest flights from Seattle to Tulum
Explore the most affordable flight options available from Seattle to Tulum. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:26 amSEA - CUN
1 stop12h 39mAmerican Airlines
Sat 9/277:50 amCUN - SEA
1 stop8h 58mAmerican Airlines
Deal found 7/28$310
This SmartFares deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:24 amSEA - CUN
Nonstop5h 46mAeromexico
Thu 10/304:10 pmCUN - SEA
Nonstop6h 35mAeromexico
Deal found 7/28$319
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:55 pmSEA - CUN
1 stop19h 00mDelta
Sat 10/411:15 amCUN - SEA
1 stop10h 45mDelta
Deal found 7/28$344
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1611:58 pmSEA - CUN
1 stop10h 04mUnited Airlines
Tue 9/237:51 amCUN - SEA
2 stops12h 03mUnited Airlines
Deal found 7/29$359
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:51 pmSEA - CUN
2 stops22h 09mAlaska Airlines
Sat 10/44:10 pmCUN - SEA
Nonstop6h 33mAlaska Airlines
Deal found 7/29$378
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/56:12 amSEA - CUN
2 stops18h 21mMultiple Airlines
Thu 10/94:10 pmCUN - SEA
Nonstop6h 33mMultiple Airlines
Deal found 7/30$381
This Hawaiian Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/289:25 pmSEA - CUN
1 stop15h 35mHawaiian Airlines
Tue 10/74:10 pmCUN - SEA
Nonstop6h 33mHawaiian Airlines
Deal found 7/30$384

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Tulum 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, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Seattle to Tulum that are best for you.

Fly from

Seattle

Fly to

Tulum

Route

Depart

Return

Price

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 9/20

5:26 am-8:05 pm

1 stop12h 39m

Cancun

Sat 9/27

7:50 am-2:48 pm

1 stop8h 58m

$310

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sun 10/26

7:24 am-3:10 pm

Nonstop5h 46m

Cancun

Thu 10/30

4:10 pm-8:45 pm

Nonstop6h 35m

$319

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 9/30

7:55 pm-4:55 pm

1 stop19h 00m

Cancun

Sat 10/4

11:15 am-8:00 pm

1 stop10h 45m

$344

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Tue 9/16

11:58 pm-12:02 pm

1 stop10h 04m

Cancun

Tue 9/23

7:51 am-5:54 pm

2 stops12h 03m

$359

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sat 9/27

2:51 pm-3:00 pm

2 stops22h 09m

Cancun

Sat 10/4

4:10 pm-8:43 pm

Nonstop6h 33m

$378

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sun 10/5

6:12 am-2:33 am

2 stops18h 21m

Cancun

Thu 10/9

4:10 pm-8:43 pm

Nonstop6h 33m

$381

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Sun 9/28

9:25 pm-3:00 pm

1 stop15h 35m

Cancun

Tue 10/7

4:10 pm-8:43 pm

Nonstop6h 33m

$384

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Thu 8/14

7:48 pm-4:20 pm

1 stop18h 32m

Cancun

Sun 8/17

3:25 pm-12:34 am

1 stop11h 09m

$442

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Fri 9/5

9:30 am-11:27 pm

1 stop11h 57m

$148

SeattleCancún

SEA - CUN

SEACUN

Seattle/Tacoma Intl

Mon 10/27

9:13 am-5:05 pm

Nonstop5h 52m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 18 results
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Best time to book a flight from Seattle to Tulum

Have a flexible travel schedule? Discover the best time to fly to Tulum from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Tulum

How far ahead should I book a flight from Seattle to Tulum?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Tulum. Price data was last updated on July 25, 2025.

The best time to book flights from Seattle to Tulum is 19 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Tulum?

Currently, January is the cheapest month in which you can book a flight from Seattle to Tulum (average of $360). Flying from Seattle to Tulum in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to TU9?

Find hourly flight availability from Seattle to Tulum. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Seattle to Tulum, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Seattle to Tulum

Explore weekly flight availability from Seattle to Tulum. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 30, 2025.

The most flights from SEA to TU9 are scheduled on a Monday (3 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Tulum

Get insights into the airlines that provide service to Tulum. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tulum. Reviews last updated July 30, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Seattle to Tulum have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Aeromexico
7.5
Good
1,721 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Tulum. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Tulum?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Tulum. 11 airlines have flights from Seattle/Tacoma Intl to Tulum on a regular basis. Booking flights from Seattle/Tacoma Intl to Tulum should not be difficult; the airport handles an average of 2 outbound flights to Tulum per day.

  • How popular is this Seattle to Tulum flight route?

    This flight path from Seattle/Tacoma Intl to Tulum was viewed by 23 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Seattle to Tulum one-way?

    To fly one-way, consider booking your trip with Aeromexico, which is currently one of the cheapest options available, starting at $148. Volaris flights start at $158 while deals on Hawaiian Airlines start at $159 one-way.

  • What are the most reliable airlines from Seattle to Tulum?

    Consider Delta (85%), Korean Air (85%) or Aeromexico (85%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Tulum.

  • What are the cheapest flights from Seattle to Tulum?

    On average you can expect to pay $767 for a flight from Seattle to Tulum. The cheapest flight overall is $177 while the most popular route, (Seattle/Tacoma Intl - Cancun) is currently priced at $324.

  • Can I find deals for flights from Seattle to Tulum that include hotel bookings?

    Yes. In addition to deals on Seattle to Tulum flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Tulum?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Tulum.

  • Can I find deals for business class flights from Seattle to Tulum?

    Yes. Cheapflights offers flight deals from Seattle to Tulum by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Tulum?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Tulum (average of $360). Flying from Seattle to Tulum in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Seattle to Tulum

Discover the top 10 airlines that operate flights from Seattle to Tulum. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$127Average$370FlexibilityNo cancel feeOn-time65%
AeromexicoCheapest$263Average$569FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$282Average$447FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$290Average$604FlexibilityNo cancel feeOn-time85%
VolarisCheapest$308Average$531FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$349Average$692FlexibilityNo cancel feeOn-time67%
DeltaCheapest$376Average$594FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$399Average$607FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$408Average$636FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$431Average$663FlexibilityNo cancel feeOn-time71%

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