$2,117 Cheap Flights from Seattle Paine Field Intl. Airport (PAE) to San Luis Potosi (SLP)

View $2,117 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from Seattle Paine Field Intl. Airport (PAE) to San Luis Potosi Intl. Airport (SLP)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Seattle Paine Field Intl. Airport to San Luis Potosi (PAE-SLP)

Prices were available within the past 7 days and start at $2,117 for one-way flights and $4,476 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Dec 13 - Sat, Dec 20
PAE
Seattle
SLP
San Luis Potosi
$4,476 Roundtrip, found 5 hours ago
$4,476
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Sat, Dec 13 from Seattle to San Luis Potosi, returning Sat, Dec 20, priced at $4,476 found 5 hours ago
Alaska Airlines
Sun, Dec 14 - Tue, Jan 6
PAE
Seattle
SLP
San Luis Potosi
$4,498 Roundtrip, found 5 days ago
$4,498
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Dec 14 from Seattle to San Luis Potosi, returning Tue, Jan 6, priced at $4,498 found 5 days ago
Alaska Airlines
Wed, Dec 17 - Sun, Dec 21
PAE
Seattle
SLP
San Luis Potosi
$4,513 Roundtrip, found 2 days ago
$4,513
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Dec 17 from Seattle to San Luis Potosi, returning Sun, Dec 21, priced at $4,513 found 2 days ago
Alaska Airlines
Wed, Dec 17 - Sun, Dec 21
PAE
Seattle
SLP
San Luis Potosi
$4,537 Roundtrip, found 2 days ago
$4,537
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Dec 17 from Seattle to San Luis Potosi, returning Sun, Dec 21, priced at $4,537 found 2 days ago
Alaska Airlines
Thu, Dec 18 - Wed, Dec 24
PAE
Seattle
SLP
San Luis Potosi
$4,583 Roundtrip, found 10 hours ago
$4,583
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Dec 18 from Seattle to San Luis Potosi, returning Wed, Dec 24, priced at $4,583 found 10 hours ago
Alaska Airlines
Thu, Dec 18 - Wed, Dec 24
PAE
Seattle
SLP
San Luis Potosi
$4,635 Roundtrip, found 10 hours ago
$4,635
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Dec 18 from Seattle to San Luis Potosi, returning Wed, Dec 24, priced at $4,635 found 10 hours ago
Alaska Airlines
Thu, Dec 11 - Sun, Jan 4
PAE
Seattle
SLP
San Luis Potosi
$4,640 Roundtrip, found 9 hours ago
$4,640
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Seattle to San Luis Potosi, returning Sun, Jan 4, priced at $4,640 found 9 hours ago
Alaska Airlines
Fri, Dec 12 - Sun, Jan 4
PAE
Seattle
SLP
San Luis Potosi
$4,698 Roundtrip, found 11 hours ago
$4,698
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Fri, Dec 12 from Seattle to San Luis Potosi, returning Sun, Jan 4, priced at $4,698 found 11 hours ago
Alaska Airlines
Thu, Dec 11 - Sun, Jan 4
PAE
Seattle
SLP
San Luis Potosi
$4,729 Roundtrip, found 9 hours ago
$4,729
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Seattle to San Luis Potosi, returning Sun, Jan 4, priced at $4,729 found 9 hours ago
Alaska Airlines
Fri, Dec 12 - Sun, Dec 28
PAE
Seattle
SLP
San Luis Potosi
$4,734 Roundtrip, found 16 hours ago
$4,734
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Fri, Dec 12 from Seattle to San Luis Potosi, returning Sun, Dec 28, priced at $4,734 found 16 hours ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 3
PAE
Seattle
SLP
San Luis Potosi
$4,760 Roundtrip, found 15 hours ago
$4,760
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Seattle to San Luis Potosi, returning Sat, Jan 3, priced at $4,760 found 15 hours ago
Alaska Airlines
Mon, Dec 22 - Fri, Jan 9
PAE
Seattle
SLP
San Luis Potosi
$4,772 Roundtrip, found 16 hours ago
$4,772
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Mon, Dec 22 from Seattle to San Luis Potosi, returning Fri, Jan 9, priced at $4,772 found 16 hours ago

Frequently asked questions

How much does a flight from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP) cost?
Grab a cheap one-way flight from $2,117 or cheap return flight from $4,476 from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP)?
Flying in December may help you find better deals, as it's the cheapest month for flights between PAE and SLP. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP)?
To find the cheapest airline that'll fly you from PAE to SLP, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP)?
Nonstop flights from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PAE to SLP?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP)?
To touch down at Ponciano Arriaga Intl. Airport (SLP) without delays, select a flight that leaves Snohomish County - Paine Field Airport (PAE) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP) last-minute?
Last-minute fares from PAE to SLP are generally more expensive. For the cheapest rates, start searching for flights as soon as possible. That said, if your travel plans are flexible, you may find a cheap ticket right before you leave.
Is it cheaper to book a PAE to SLP flight and hotel package?
You'll typically save money by booking a PAE to SLP flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Snohomish County - Paine Field Airport (PAE) to Ponciano Arriaga Intl. Airport (SLP)?
Typically, you can reschedule or cancel your PAE to SLP flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further details, head to our Customer Service portal.

Travel information

Origin airport
Seattle Paine Field Intl. Airport
Destination airport
Ponciano Arriaga Intl.
Roundtrip price
$4,475
Distance
2128 mi

Book with confidence

Seattle Paine Field Intl. Airport to San Luis Potosi Flights

The cheapest times to fly from Seattle Paine Field Intl. Airport to San Luis Potosi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle Paine Field Intl. Airport to San Luis Potosi are during the month of December. You can find some of the cheapest flights from Seattle Paine Field Intl. Airport to San Luis Potosi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle Paine Field Intl. Airport to San Luis Potosi

Sunday is one of the best days to book for cheap flights from Seattle Paine Field Intl. Airport to San Luis Potosi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle Paine Field Intl. Airport to San Luis Potosi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle Paine Field Intl. Airport to San Luis Potosi in 2025. You can also book with separate airlines for your outbound and return journeys, from $2,117 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle Paine Field Intl. Airport to San Luis Potosi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle Paine Field Intl. Airport to San Luis Potosi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle Paine Field Intl. Airport to San Luis Potosi Flights

Explore a world of travel with Expedia

*Available to One Key members.