Cheap flights from Phoenix to Lambert-St Louis Intl (PHX - STL)

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The best prices from Phoenix to Lambert-St Louis Intl are usually found in August or July, booked 53 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

How to find the cheapest flight from
Phoenix (PHX) to Lambert-St Louis Intl (STL)

PHX - STL
Price
$214 - $352
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 13% potential price rise

Cheapest in

August

Best time to find cheap flights, 30% potential price drop

Round-trip from

$214

From Phoenix to Lambert-St Louis Intl

One-way from

$97

One-way flight from Phoenix to Lambert-St Louis Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Phoenix to Lambert-St Louis Intl?

Flights from Phoenix to Lambert-St Louis Intl are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Lambert-St Louis Intl.

How far in advance should I book a flight from Phoenix to Lambert-St Louis Intl?

Users have found that booking a flight from Phoenix to Lambert-St Louis Intl at least 61 days early can save you up to 33% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Phoenix to Lambert-St Louis Intl for as little as $143 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $179 for flights departing within the next 3 days.

What is the cheapest month to fly from Phoenix to Lambert-St Louis Intl?

June can be a great time to fly to Lambert-St Louis Intl from Phoenix with a flight ticket averaging about $148. Cheapflights users have found deals in the month of June for as cheap as $77. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Phoenix to Lambert-St Louis Intl (PHX - STL)?

A simple way to save on the total cost of your ticket is to fly from Phoenix to Lambert-St Louis Intl in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the afternoon.

Cheap flights from Phoenix to Lambert-St Louis Intl in March, April 2021

30 Mar - 3 Apr
$114pp
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
16 Apr - 19 Apr
$122pp
PHX
Phoenix Sky Harbor Intl
Multiple Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
8 Apr - 11 Apr
$127pp
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl

Phoenix to Lambert-St Louis Intl 2021 flight deals

30 Mar - 3 Apr
$114pp
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
13 May - 16 May
$121pp
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
16 Apr - 19 Apr
$122pp
PHX
Phoenix Sky Harbor Intl
Multiple Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl

Non-stop flights to Lambert-St Louis Intl from Phoenix

16 Apr - 19 Apr
$170pp
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
12 Mar - 15 Mar
$186pp
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
16 Apr - 22 Apr
$190pp
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl

Last minute flights from Phoenix to Lambert-St Louis Intl

12 Mar - 15 Mar
$141pp
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
16 Mar - 21 Mar
$143pp
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
12 Mar - 15 Mar
$145pp
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
   
2 STOPS
PHX
Phoenix Sky Harbor Intl

One-way flights to Lambert-St Louis Intl from Phoenix

9:00 pm - 7:47 pm
Multiple Airlines
2 Stops
20h 47m
PHX - STL
Multiple Airlines
$97
Gotogate
5:40 pm - 8:09 am
American Airlines
2 Stops
12h 29m
PHX - STL
American Airlines
7:30 pm - 4:41 am
Delta
1 Stop
7h 11m
PHX - STL
Delta
$99
Delta

Related info for your journey

Flight FAQs

From Phoenix to Lambert-St Louis Intl

Are flight prices decreasing from Phoenix to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Phoenix and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Phoenix Sky Harbor Intl to Lambert-St Louis to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Phoenix Sky Harbor Intl to Lambert-St Louis are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Phoenix Sky Harbor Intl to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Phoenix Sky Harbor Intl to Lambert-St Louis that may be offering flexible cancellation policies are American Airlines, Frontier, and Sun Country Air. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Phoenix to Lambert-St Louis Intl for under $200 on Cheapflights?

Yes, there are multiple flights from Phoenix to Lambert-St Louis Intl for under $200. The cheapest flight booked recently is on Frontier for just $114, but on average you can expect to pay $140.

Are there nonstop flights from Phoenix to Lambert-St Louis Intl for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Phoenix to Lambert-St Louis Intl under $200. A good price for a nonstop flight from Phoenix to Lambert-St Louis Intl is less than $278.

Are there last-minute flights available from Phoenix to Lambert-St Louis Intl for under $200?

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

What days are nonstop flights available from Phoenix to St Louis?

Days when nonstop flights are available for this flight are: Monday, Tuesday, Wednesday, Thursday, Friday.

How popular is this flight route?

Flights from Phoenix Sky Harbor Intl to Lambert-St Louis have been viewed 129 times in the past calendar month.

How many flights depart from Phoenix to Lambert-St Louis Intl on average per day?

9 flight departures from Phoenix Sky Harbor Intl to Lambert-St Louis per day on average.
Early Morning (Midnight to 6am) - 11% of flight departures
Morning (6am - Noon) - 44% of flight departures
Afternoon (Noon - 6pm) - 22% of flight departures
Evening (6pm - Midnight) - 22% of flight departures

Does it rain more in Phoenix or St Louis?

Phoenix will have less rainfall in 2 compared to St Louis over the next 6 days.

Is Phoenix weather warmer or cooler than St Louis?

You can imagine temperatures to be in the 108 °F range in July. The weather in St Louis is generally colder than Phoenix's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Phoenix to Lambert-St Louis Intl?

Departing from Phoenix to Lambert-St Louis Intl will take you 2h 55m. Airlines will cover a distance of 1266 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Phoenix to Lambert-St Louis Intl round-trip?

Cheapflights users have booked flights from Phoenix to Lambert-St Louis Intl round-trip from $114. Another airline that can offer you cheap pricing is American Airlines. Frontier is priced at 62% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Phoenix to Lambert-St Louis Intl one-way?

$48 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $50 and $99, respectively.

Alternative routes for Phoenix to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

Flight duration
3h 22m
Average temperature for March in Lambert-St Louis Intl
59.0 °F
Avg rainfall for March in Lambert-St Louis Intl
3.3 ″

Airports servicing Phoenix

Airports servicing St. Louis

Top 7 airlines flying from Phoenix to Lambert-St Louis Intl

Airline Cheapest Average Flexibility On-time COVID-19 safety
Sun Country Air
$71 $160 No cancel fee 83%
Frontier
$106 $251 No cancel fee 62%
United Airlines
$61 $276 No cancel fee 69%
Allegiant Air
$145 $277 No cancel fee 88%
American Airlines
$173 $380 No cancel fee 71%
Delta
$150 $384 No cancel fee N/A
Southwest
$290 $520 No cancel fee 63%

Hourly flight availability from Phoenix to Lambert-St Louis Intl

Morning 6 AM to noon 39% of PHX to STL departures
Evening 6 PM to midnight 28% of PHX to STL departures
Afternoon Noon to 6 PM 20% of PHX to STL departures
Early morning Midnight to 6 AM 13% of PHX to STL departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Phoenix to Lambert-St Louis Intl
Sunday
9 daily flights
Monday
9 daily flights
Tuesday
7 daily flights
Wednesday
7 daily flights
Thursday
4 daily flights
Friday
7 daily flights
Saturday
4 daily flights
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