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Cheap flights from Phoenix to St. Louis

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Find the cheapest flights from Phoenix to St. Louis

Cheap return flights

These are some of the best return flight deals from Phoenix to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Phoenix to St. Louis.

Cheap last-minute flights

Planning a quick getaway from Phoenix to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Phoenix to St. Louis

Find recent round-trip train or bus tickets from Phoenix to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
PHX-STL
3h 09mdirect
STL-PHX
3h 26mdirect
American Airlines
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PHX-STL
3h 03mdirect
STL-PHX
3h 26mdirect
Alaska Airlines
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PHX-STL
2h 55mdirect
STL-PHX
3h 35mdirect
Southwest
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PHX-STL
3h 09mdirect
American Airlines
Find Deal
PHX-STL
3h 03mdirect
Alaska Airlines
Find Deal
PHX-STL
2h 55mdirect
Southwest
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How to get the cheapest flight ticket from Phoenix to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, June is the cheapest month to fly from Phoenix to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R4 095. If you aren’t able to travel to St. Louis during the month of June, then flying in July is also cheap. Prices for this month can be found on momondo for an average of R4 095.

How far in advance should I book a flight to St. Louis?

The best time to book a flight to St. Louis from Phoenix is 27 days out, which is when prices tend to be around R5 890. However, in the past 72 hours, people saw flights from Phoenix for as low as R54 167.

Cheap Phoenix to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix to St. Louis

Direct flights

None
There are no direct flights from Phoenix to St. Louis. There are no popular flight routes from Phoenix to St. Louis.

  • How far is Phoenix to Lambert-St Louis by plane?

    Lambert-St Louis is 2042,5 km away from Phoenix.

  • When did momondo last update prices for flights from Phoenix to Lambert-St Louis Airport?

    Prices for flights from Phoenix to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Phoenix to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Phoenix to St. Louis . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Phoenix to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Phoenix to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Phoenix to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Phoenix.

I’m not ready to book a flight from Phoenix to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Phoenix are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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