Cheap flights from San Diego to Lambert-St Louis Intl (SAN - STL)

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

How to find the cheapest flight from
San Diego (SAN) to Lambert-St Louis Intl (STL)

SAN - STL
Price
$234 - $399
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 27% potential price rise

Cheapest in

August

Best time to find cheap flights, 20% potential price drop

Round-trip from

$234

From San Diego to Lambert-St Louis Intl

One-way from

$40

One-way flight from San Diego 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 San Diego to Lambert-St Louis Intl?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 12% on your flight compared to booking on days when demand is much higher.

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

Find a great deal and save up to 33% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Diego to Lambert-St Louis Intl within the next two weeks, with the cheapest ticket starting at $143.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, June can be a great choice for travel to Lambert-St Louis Intl. Flights to Lambert-St Louis Intl from San Diego in June are about $148 on average during June, but can be found for as low as $77.

When is the cheapest time to fly from San Diego to Lambert-St Louis Intl (SAN - STL)?

It’s optimal to fly from San Diego to Lambert-St Louis Intl in the afternoon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight at noon.

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

9 Apr - 12 Apr
$73pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego
15 Apr - 19 Apr
$78pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego
12 Apr - 19 Apr
$79pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego

San Diego to Lambert-St Louis Intl 2021 flight deals

9 Apr - 12 Apr
$73pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego
15 Apr - 19 Apr
$78pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego
12 Apr - 19 Apr
$79pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego

Last minute flights from San Diego to Lambert-St Louis Intl

15 Mar - 15 Apr
$129pp
SAN
San Diego
Frontier
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego
12 Mar - 15 Mar
$138pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego
16 Mar - 17 Mar
$140pp
SAN
San Diego
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SAN
San Diego

One-way flights to Lambert-St Louis Intl from San Diego

9:16 am - 5:15 am
Frontier
1 Stop
17h 59m
SAN - STL
Frontier
$40
FlightNetwork
2:51 am - 6:28 am
Frontier
1 Stop
25h 37m
SAN - STL
Frontier
$64
Gotogate
1:30 am - 5:23 am
Frontier
1 Stop
25h 53m
SAN - STL
Frontier
$67
Kiwi.com

Related info for your journey

Flight FAQs

From San Diego to Lambert-St Louis Intl

Are flight prices decreasing from San Diego 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 San Diego 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 San Diego to Lambert-St Louis to control the spread of COVID-19?

Alaska Airlines and Delta are some of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from San Diego 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 San Diego to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of our airline partners flying from San Diego to Lambert-St Louis have new flexible policies in place due to COVID-19. Alaska Airlines, American Airlines, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Alaska Airlines with this kind of flexibility.

Can I find flights from San Diego to Lambert-St Louis Intl for under $100 on Cheapflights?

Yes, there are multiple flights from San Diego to Lambert-St Louis Intl for under $100. The cheapest flight booked recently is on Frontier for just $73, but on average you can expect to pay $120.

Are there nonstop flights from San Diego to Lambert-St Louis Intl for under $100 on Cheapflights?

There are no nonstop flights from San Diego to Lambert-St Louis Intl, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

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

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

What days are nonstop flights available from San Diego to St Louis?

Nonstop flights can be found on the following days: Wednesday, Thursday, Friday.

How popular is this flight route?

Within the past month, 46 users have taken a look at flights from San Diego to Lambert-St Louis.

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

3 flight departures from San Diego to Lambert-St Louis per day on average.
Early Morning (Midnight to 6am) - 67% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures

Does it rain more in San Diego or St Louis?

The rainfall in San Diego is generally more than the rainfall in St Louis. This will continue over the next 11 days.

Is San Diego weather warmer or cooler than St Louis?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in St Louis is generally hotter than in San Diego.

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

Frontier can get you from San Diego to Lambert-St Louis Intl in just under 9h 45m. Your travel time can differ by up to . The distance from San Diego to Lambert-St Louis Intl is about 1562 mi.

What is the cheapest airline to fly from San Diego to Lambert-St Louis Intl round-trip?

According to our current data, Frontier ($73), offers the cheapest pricing from San Diego to Lambert-St Louis Intl. You may be able to fly from San Diego to Lambert-St Louis Intl for 75% less than the average price by searching for this airline.

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

The cheapest airline for a one-way flight from San Diego to Lambert-St Louis Intl is Frontier ($40).

Alternative routes for San Diego to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

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 San Diego

Airports servicing St. Louis

Top 6 airlines flying from San Diego to Lambert-St Louis Intl

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$94 $246 No cancel fee 62%
Alaska Airlines
$129 $310 No cancel fee 75%
Delta
$112 $327 No cancel fee N/A
United Airlines
$124 $341 No cancel fee 69%
American Airlines
$118 $358 No cancel fee 71%
Southwest
$167 $470 No cancel fee 63%

Hourly flight availability from San Diego to Lambert-St Louis Intl

Morning 6 AM to noon 100% of SAN to STL departures
Early morning Midnight to 6 AM 0% of SAN to STL departures
Afternoon Noon to 6 PM 0% of SAN to STL departures
Evening 6 PM to midnight 0% of SAN to STL departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Diego to Lambert-St Louis Intl
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
0 flights
Friday
1 daily flight
Saturday
0 flights
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