Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Phoenix to St. Louis

1 adult
0 bags
'This year, momondo is the #1 place for airfares on the internet.'
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

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
2h 52mdirect
STL-PHX
3h 26mdirect
American Airlines
Find Deal
PHX-STL
2h 52mdirect
STL-PHX
3h 26mdirect
Alaska Airlines
Find Deal
PHX-STL
2h 50mdirect
STL-PHX
3h 35mdirect
Southwest
Find Deal
PHX-STL
2h 52mdirect
American Airlines
Find Deal
PHX-STL
2h 52mdirect
Alaska Airlines
Find Deal
PHX-STL
2h 50mdirect
Southwest
Find Deal

See travel insights to St. Louis from

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 from Phoenix to St. Louis?

June. The cheapest time of year to fly to St. Louis from Phoenix is June. The most expensive is December.

How far in advance should you book Phoenix to St. Louis flights?

27 days before. The cheapest time to buy a flight from Phoenix to St. Louis is approximately 27 days to departure

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.


An easier way to manage your St. Louis trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 25/11
Mon 2/12
Email me momondo's favourite deals

Find better results for your trip to the United States

Airports servicing Missouri