Cheap flights from St. Louis (STL) to Phoenix from $29

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

Yes, there are multiple flights from St. Louis to Phoenix for under $100. The cheapest flight booked recently is on Frontier for just $68, but on average you can expect to pay $124.

Cheapflights has at least 20 direct flights from St. Louis to Phoenix under $100. A good price for a nonstop flight from St. Louis to Phoenix is less than $153.

There are currently 20+ open flights from St. Louis to Phoenix within the next 7 days for less than $200.

Nonstop flights are available for this route on the following days: Sunday, Thursday.

1 flight departure from St. Louis to Phoenix per day on average.
Evening (6pm - Midnight) - 100% of flight departures

Airlines like Frontier, American Airlines, and Spirit Airlines fly from St. Louis to Phoenix in about 3h 17m. The time it takes to get you to your destination can typically vary by up to 4h 35m. The distance from St. Louis to Phoenix is about 1266 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

Currently priced at $68, Frontier will fly you from St. Louis to Phoenix and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Spirit Airlines - these airlines can fly you to your destination from $131 and $160, respectively. These flights start at 80% lower than the current average price 3 months from now.

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $29. Users have also found prices from $66 and $78 on American Airlines and Spirit Airlines, respectively.

No one likes to see their flight delayed. When booking a flight from St. Louis to Phoenix consider choosing American Airlines (87%), Alaska Airlines (86%) or Envoy Air (76%) as they are the most reliable in getting you off to your destination on time.

While on average a flight from St. Louis to Phoenix is generally $1,669, our data shows the cheapest flight currently is $47. When looking at the most popular route, (Lambert-St Louis - Phoenix Sky Harbor Intl), you can expect to pay $115 for that flight.

This is defined as Lambert-St Louis Airport (STL) and Phoenix Sky Harbor Intl Airport (PHX). Codes like Phoenix Sky Harbor Intl Airport are often used to just call airports uniquely. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Phoenix-Mesa Gateway Airport (AZA), Prescott Airport (PRC), Phoenix Scottsdale Municipal Airport (SCF).

The amount of baggage you can bring on your St. Louis to Phoenix 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.

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

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

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

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

Many airlines flying from St. Louis to Phoenix 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.

Yes, you can often find last-minute deals on St. Louis to Phoenix 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.

The St. Louis to Phoenix flight deals you see on this page were last updated on 6/5.

When booking a flight from St. Louis to Phoenix, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Phoenix (average of $251). Flying from St. Louis to Phoenix in June is currently the most expensive (average of $332). 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.