$154 Cheap Flights to San Luis, AZ

View $154 flight on Fri, Aug 15, 2025Opens in a new window

Popular airlines to San Luis

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How much is the cheapest flight to San Luis?

Prices were available within the past 7 days and start at $154 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Aug 6 - Wed, Aug 13
PAE
Seattle
YUM
Yuma
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 6 from Seattle to Yuma, returning Wed, Aug 13, priced at $278 found 2 days ago
Alaska Airlines
Wed, Aug 6 - Wed, Aug 13
PAE
Seattle
YUM
Yuma
$296 Roundtrip, found 2 days ago
$296
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 6 from Seattle to Yuma, returning Wed, Aug 13, priced at $296 found 2 days ago
American Airlines
Tue, Sep 16 - Sat, Sep 20
MRY
Monterey
YUM
Yuma
$328 Roundtrip, found 8 hours ago
$328
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Tue, Sep 16 from Monterey to Yuma, returning Sat, Sep 20, priced at $328 found 8 hours ago
American Airlines
Sat, Aug 30 - Wed, Sep 3
ONT
Ontario
YUM
Yuma
$340 Roundtrip, found 1 day ago
$340
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Aug 30 from Ontario to Yuma, returning Wed, Sep 3, priced at $340 found 1 day ago
American Airlines
Sat, Aug 9 - Mon, Aug 11
MRY
Monterey
YUM
Yuma
$345 Roundtrip, found 2 days ago
$345
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 9 from Monterey to Yuma, returning Mon, Aug 11, priced at $345 found 2 days ago

Tips to find the cheapest flights to San Luis

The cheapest day to fly

Get started finding a cheap flight to San Luis on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

August is the cheapest month to fly to San Luis. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to San Luis. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to San Luis, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to San Luis

The lowest price for round-trip flights to San Luis in 2025 starts from from $278, while one-way tickets start from from $154. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to San Luis. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to San Luis

Alaska Airlines, American Airlines are just some of the airlines that can typically offer cheap tickets to San Luis. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to San Luis and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for San Luis, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to San Luis. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your San Luis plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to San Luis

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to San Luis.

Stopover savings

The cheapest tickets to San Luis are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to San Luis. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to San Luis for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to San Luis. Simply download the free Expedia app to your smart device and activate San Luis flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to San Luis. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

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

Frequently asked questions

What month is the cheapest to fly to San Luis?
Flights to San Luis are generally the cheapest in September *. You could land a good deal for fares in this month if you keep your eyes peeled. *Cheapest month to fly is based on the month with the cheapest flight found on Expedia.com in the next 330 days.
Which US cities have the cheapest flights to San Luis?
Chicago, Denver and Dallas usually have cheap flights to San Luis. Bear in mind that fares may vary based on factors like time of year, demand and number of stopovers.
Which US cities fly direct to San Luis?
You can fly to San Luis without a stopover from 102 US cities. To find a nonstop trip, check "Direct flights only" when browsing for flights to San Luis on Expedia. Then, explore your options and pick the best departure from one of these cities:

  • Chicago
  • Denver
  • Dallas
  • Seattle
  • Las Vegas

How to find a cheap flight to San Luis?
Jetting off in the low season and booking early are two smart ways to secure cheap flights to San Luis. Or, consider departing on a Thursday, which is on average 16% cheaper than departing on a Sunday.* Want to be the first to know when fares drop? Set up price tracking on the Expedia app for real-time updates.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to San Luis?
While booking in advance is usually the easiest way to save money, don't panic if your San Luis trip is last minute. You can still get cheap flights to San Luis, especially if your plans have a little leeway. Try changing your trip dates, exploring different ticket options or flying out of an alternative airport.
How far in advance should I book a flight to San Luis?
To nab some of the best deals on domestic journeys, book your flight to San Luis 28 days ahead of your travel dates. For international flights, book two to four months in advance. This boosts your chances of securing the departure dates and seats you want.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to San Luis?
Sundays are typically the best day to book a cheap flight to San Luis, with savings of around 8% on average compared to Fridays. If you choose to purchase on a Friday, expect to pay more as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to San Luis?
You can choose from two leading airlines that offer flights to San Luis. Zip up your suitcase and jet away with either of these:

  • American Airlines - 7,553 flights to San Luis each month, including 7,553 flights to Sky Harbor Intl. Airport (PHX) per month.
  • United Airlines - 1,049 flights to San Luis each month, including 1,049 flights to Sky Harbor Intl. Airport (PHX) per month.

Where do you fly into San Luis?
If you're flying to San Luis, the main airport to disembark at is Yuma Intl. Airport (YUM). You could also fly to San Luis via Imperial County Airport (IPL).
How far is the airport from central San Luis?
If you're flying into Yuma Intl. Airport (YUM), you'll be around 16 mi northeast of the center of San Luis.
Can I save money by booking a San Luis trip package?
Book a San Luis flight and hotel package deal on Expedia, and you can enjoy significant savings. It's easy to bundle your flight and hotel, and you can even add activities and car rentals to create your own customized San Luis getaway. Plus, there's nothing like the convenience of booking everything in the same place.
Can I change or cancel my flight to San Luis?
You can often cancel or change your flight to San Luis within 24 hours of booking. However, be mindful that some fares are non-refundable. In those cases, you may receive credit for future flights instead of a direct refund. Remember to check the airline's terms of service in your itinerary for exact details. Use Expedia's "No cancel fee" or "Changes included" filters during your search to secure cheap flights to San Luis with flexible change policies. For more information, head to our Customer Service Portal.
Flights to San Luis information
Destination airport
Yuma Intl.
Destination airport IATA code
YUM
Destination city name
Yuma
Roundtrip price
$278

Trending flights to San Luis

Prices were available within the past 7 days and start at $154 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Aug 6 - Wed, Aug 13
PAE
Seattle
YUM
Yuma
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 6 from Seattle to Yuma, returning Wed, Aug 13, priced at $278 found 2 days ago

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*Available to One Key members.