Cheap flights from St. Louis (STL) to Mesa, AZ from $39

Currently, January is the cheapest month in which you can book a flight from St. Louis to Mesa (average of $251). Flying from St. Louis to Mesa in June is currently the most expensive (average of $340). 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 airport do you fly from for flights from St. Louis to Mesa?

  Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to Mesa from St. Louis. Booking flights from Lambert-St Louis (STL) to Mesa should be relatively easy as there are 10 daily outbound flights to Mesa from 5 different airlines.

• Can I find flights from St. Louis to Mesa for under $100 on Cheapflights?

  Yes, there are multiple flights from St. Louis to Mesa for under $100. The cheapest flight booked recently is on Frontier for just $78, but on average you can expect to pay $112.

• Are there nonstop flights from St. Louis to Mesa for under $100 on Cheapflights?

  Cheapflights has at least 20 direct flights from St. Louis to Mesa under $100. A good price for a nonstop flight from St. Louis to Mesa is less than $144.

• Are there last-minute flights available from St. Louis to Mesa for under $100?

  There are currently 20+ open flights from St. Louis to Mesa within the next 7 days for less than $100.

• What days are nonstop flights available from St. Louis to Mesa?

  Nonstop flights can be found on the following days: Wednesday, Saturday.

• How many flights depart from St. Louis to Mesa on average per day?

  Travelers can expect 2 flights from St. Louis to Mesa on average per day.
  Afternoon (Noon - 6pm) - 100% of flight departures

• How long is the flight from St. Louis to Mesa?

  There are many flights that can get you from St. Louis to Mesa in 3h 24m. Fly via Frontier or American Airlines to get the fastest option. The distance from St. Louis to Mesa is about 1266 mi. Generally, flights for this route are nonstop.

• What are the cheapest airlines to fly from St. Louis to Mesa one-way?

  For one-way options, check prices for Frontier. According to our data, you can fly for as low as $39. Users have also found prices from $60 and $66 on Spirit Airlines and American Airlines, respectively.

• What are the most popular airlines that fly from St. Louis to Mesa?

  The most popular airlines flying from St. Louis to Mesa are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

• What are the most reliable airlines from St. Louis to Mesa?

  Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from St. Louis to Mesa on time: Frontier (100%), American Airlines (89%), Alaska Airlines (89%).

• What are the cheapest flights from St. Louis to Mesa?

  The cheapest flight price from St. Louis to Mesa is $60. On average you can expect to pay $735. The most popular route, (Lambert-St Louis - Phoenix Sky Harbor Intl), can usually be booked for $104.

• What does STL to PHX mean?

  STL and PHX are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to PHX refers to a flight route from Lambert-St Louis Airport to Phoenix Sky Harbor Intl Airport. Phoenix-Mesa Gateway Airport (AZA), Prescott Airport (PRC), Phoenix Scottsdale Municipal Airport (SCF) are other airports near this flight route and their unique identifiers/IATA codes.

• Can I find deals for flights from St. Louis to Mesa that include extra baggage allowance?

  The amount of baggage you can bring on your St. Louis to Mesa flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

• Can I find deals on flights from St. Louis to Mesa with specific airlines?

  Yes, Cheapflights allows you to browse and filter St. Louis to Mesa flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

• Can I find deals for flights from St. Louis to Mesa that include hotel bookings?

  Yes. In addition to deals on St. Louis to Mesa flights, Cheapflights offers vacation packages that include both flights and hotel.

• How can I find direct flights from St. Louis to Mesa?

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

• Can I find deals for business class flights from St. Louis to Mesa?

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

• Can I find deals for flights from St. Louis to Mesa that allow pets onboard?

  Many airlines flying from St. Louis to Mesa offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

• Can I find deals on last-minute flights from St. Louis to Mesa?

  Yes, you can often find last-minute deals on St. Louis to Mesa flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

• How recently were the St. Louis to Mesa flight deals updated?

  The St. Louis to Mesa flight deals you see on this page were last updated on 4/28.