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Flights from St Louis, MO to Phoenix

Cheapest time to fly from St Louis, MO to Phoenix

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
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week: 16 Nov - 22 Nov
£156
£44
£463
NovemberDecember
Distance: 1,270 mi

Book your St Louis, MO to Phoenix flight

Search direct and connecting flights from St Louis, MO to Phoenix (United States) with Opodo. When your results appear, sort them by timing or fare and book whichever option fits your plans best.

Flying non-stop from St Louis, MO to Phoenix takes roughly 4 h and 38 m, whereas journeys with a layover will take longer.

Airports and airlines on the St Louis, MO–Phoenix route

Plan your trip with confidence by checking the relevant airports and comparing the airlines that fly this route.

The weather in Phoenix

The best time to go may come down to the kind of weather you most enjoy. In Phoenix, temperatures average around 40ºC in the warmest months and roughly 8ºC in the coldest. Bear this in mind when deciding what to pack and planning time outdoors.

  • Highs: up to 41ºC
  • Lows: down to 7ºC
  • Hottest month: July
  • Coldest month: December
  • Driest month: June
  • Wettest month: July

Tips for cheaper flights from St Louis, MO to Phoenix

A few ways to bring down the cost of your flight from St Louis, MO to Phoenix:

  • Flexible dates: check fares across two or three departure days. Going a day earlier or later can make a real difference to what you pay.
  • Baggage allowance: see what's included in each fare before booking, so you're not stung by unexpected charges at the airport.
  • Airports on your route: double-check which airports you'll fly from and into, particularly if the city has more than one. It makes it easier to plan transfers and work out the full cost of getting around.

After a bigger saving? Book a Flight + Hotel package to combine the two in a single booking and unlock exclusive discounts on your stay in Phoenix. Adding car hire to the same booking can save you money too.

Frequently asked questions about flights from St Louis, MO to Phoenix

On average, how much is the price of a flight from St Louis, MO to Phoenix?
When you fly from St Louis, MO to Phoenix the average price is £146. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.
How can I find cheap flights from St Louis, MO to Phoenix at Opodo?
At Opodo we use different machine learned based methodologies to find our costumers the cheapest flight available from St Louis, MO to Phoenix. Considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys, our search engine works to provides always the best price with the best conditions.
When is the best time to book a flight from St Louis, MO to Phoenix?
The most popular months to book a flight from St Louis, MO to Phoenix are January, October and February, based on the searches of our customers.
When is the best time to travel from St Louis, MO to Phoenix?
The best time of the year to go to Phoenix when flying from St Louis, MO depends on several preference factors like climate, seasonality and, of course, price. When it comes to popularity, February is the top 1º month to fly to Phoenix from St Louis, MO in terms of searches from our customer, followed by December and January. If you prefer to avoid high peaks of turism, however, and escape a crowded period, June, July and May are the months with less volume of searchs for the route St Louis, MO - Phoenix.
How long does the flight take to go from St Louis, MO to Phoenix?
The total flight time between St Louis, MO and Phoenix is of around 3 h and 31 m on average, considering an average distance of 1,269.98 mi, for both direct and indirect flights for the route (which may have 1 or more stops in other cities in between).
How is the weather in Phoenix compared to St Louis, MO?
While in St Louis, MO temperatures can reach an average of 26º ºC in summer, Phoenix can experience temperatures up to 34º ºC during the hot season. In winter, however, the weather shows around 14º ºC in Phoenix, compared to the 1º ºC average in St Louis, MO.

Plan your trip

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