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Cheap flights from San Jose to St. Louis from $87

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose to St. Louis departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Jose to St. Louis

Cheap round-trip flights

Frontier Logo
6:43 pm - 9:07 amSJC-STL
12h 24m2 stops
Frontier Logo
12:38 pm - 5:48 pmSTL-SJC
7h 10m1 stop
$241Frontier
Find Deal
lun., oct. 13 - lun., oct. 20
Frontier Logo
6:43 pm - 9:07 amSJC-STL
12h 24m2 stops
Frontier Logo
12:28 pm - 5:47 pmSTL-SJC
7h 19m1 stop
$268Frontier
Find Deal
lun., oct. 13 - vie., oct. 24
Frontier Logo
12:35 pm - 9:07 amSJC-STL
18h 32m1 stop
Frontier Logo
1:41 pm - 5:47 pmSTL-SJC
30h 06m2 stops
$300Frontier
Find Deal
lun., oct. 13 - jue., oct. 23
Delta Logo
7:15 am - 6:40 pmSJC-STL
9h 25m2 stops
Delta Logo
2:29 pm - 10:08 pmSTL-SJC
9h 39m2 stops
$314Delta
Find Deal
mar., oct. 14 - mar., oct. 21
Delta Logo
7:35 pm - 9:37 amSJC-STL
12h 02m2 stops
Delta Logo
2:29 pm - 10:08 pmSTL-SJC
9h 39m2 stops
$324Delta
Find Deal
mié., oct. 29 - mar., nov. 4
Hawaiian Airlines Logo
11:51 am - 11:59 pmSJC-STL
10h 08m1 stop
Hawaiian Airlines Logo
4:14 pm - 10:59 pmSTL-SJC
8h 45m1 stop
$331Hawaiian Airlines
Find Deal
jue., oct. 30 - jue., nov. 6
Southwest Logo
4:30 pm - 12:10 amSJC-STL
5h 40m1 stop
Southwest Logo
5:20 pm - 9:05 pmSTL-SJC
5h 45m1 stop
$348Southwest
Find Deal
mar., oct. 14 - mar., oct. 21
Southwest Logo
4:30 pm - 12:10 amSJC-STL
5h 40m1 stop
Southwest Logo
5:55 am - 11:20 amSTL-SJC
7h 25m2 stops
$358Southwest
Find Deal
mié., oct. 22 - mar., oct. 28
Hawaiian Airlines Logo
2:39 pm - 11:59 pmSJC-STL
7h 20m1 stop
Hawaiian Airlines Logo
7:00 am - 1:45 pmSTL-SJC
8h 45m1 stop
$372Hawaiian Airlines
Find Deal
vie., nov. 14 - jue., nov. 20
American Airlines Logo
2:08 pm - 10:50 pmSJC-STL
6h 42m1 stop
American Airlines Logo
6:23 pm - 10:38 pmSTL-SJC
6h 15m1 stop
$393American Airlines
Find Deal
vie., oct. 3 - lun., oct. 6

Delta flights from San Jose to St. Louis

Our best Delta deals on San Jose to St. Louis flight tickets
Delta
Oct 14
SJC7:15 amSan Jose
9h 25m
2 stops
STL6:40 pmLambert-St Louis
Oct 21
STL2:29 pmLambert-St Louis
9h 39m
2 stops
SJC10:08 pmSan Jose
$314
Find similar
Delta
Oct 29
SJC7:35 pmSan Jose
12h 02m
2 stops
STL9:37 amLambert-St Louis
Nov 4
STL2:29 pmLambert-St Louis
9h 39m
2 stops
SJC10:08 pmSan Jose
$324
Find similar
Delta
Oct 24
SJC7:35 pmSan Jose
11h 16m
2 stops
STL8:51 amLambert-St Louis
Oct 27
STL3:30 pmLambert-St Louis
6h 56m
1 stop
SJC8:26 pmSan Jose
$325
Find similar

Hawaiian Airlines flights from San Jose to St. Louis

Our best Hawaiian Airlines deals on San Jose to St. Louis flight tickets
Hawaiian Airlines
Oct 30
SJC11:51 amSan Jose
10h 08m
1 stop
STL11:59 pmLambert-St Louis
Nov 6
STL4:14 pmLambert-St Louis
8h 45m
1 stop
SJC10:59 pmSan Jose
$331
Find similar
Hawaiian Airlines
Nov 14
SJC2:39 pmSan Jose
7h 20m
1 stop
STL11:59 pmLambert-St Louis
Nov 20
STL7:00 amLambert-St Louis
8h 45m
1 stop
SJC1:45 pmSan Jose
$372
Find similar
Hawaiian Airlines
Sep 25
SJC12:52 pmSan Jose
9h 07m
1 stop
STL11:59 pmLambert-St Louis
Sep 27
STL3:35 pmLambert-St Louis
7h 24m
1 stop
SJC8:59 pmSan Jose
$436
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from San Jose to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

lun. 10/13

6:43 pm-9:07 am

2 stops12h 24m

Lambert-St Louis

lun. 10/20

12:38 pm-5:48 pm

1 stop7h 10m

$241

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

lun. 10/13

6:43 pm-9:07 am

2 stops12h 24m

Lambert-St Louis

vie. 10/24

12:28 pm-5:47 pm

1 stop7h 19m

$268

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

lun. 10/13

12:35 pm-9:07 am

1 stop18h 32m

Lambert-St Louis

jue. 10/23

1:41 pm-5:47 pm

2 stops30h 06m

$300

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

mar. 10/14

7:15 am-6:40 pm

2 stops9h 25m

Lambert-St Louis

mar. 10/21

2:29 pm-10:08 pm

2 stops9h 39m

$314

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

mié. 10/29

7:35 pm-9:37 am

2 stops12h 02m

Lambert-St Louis

mar. 11/4

2:29 pm-10:08 pm

2 stops9h 39m

$324

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

jue. 10/30

11:51 am-11:59 pm

1 stop10h 08m

Lambert-St Louis

jue. 11/6

4:14 pm-10:59 pm

1 stop8h 45m

$331

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

mar. 10/14

4:30 pm-12:10 am

1 stop5h 40m

Lambert-St Louis

mar. 10/21

5:20 pm-9:05 pm

1 stop5h 45m

$348

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

mié. 10/22

4:30 pm-12:10 am

1 stop5h 40m

Lambert-St Louis

mar. 10/28

5:55 am-11:20 am

2 stops7h 25m

$358

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

vie. 11/14

2:39 pm-11:59 pm

1 stop7h 20m

Lambert-St Louis

jue. 11/20

7:00 am-1:45 pm

1 stop8h 45m

$372

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

vie. 10/3

2:08 pm-10:50 pm

1 stop6h 42m

Lambert-St Louis

lun. 10/6

6:23 pm-10:38 pm

1 stop6h 15m

$393

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from San Jose 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, October is the cheapest month to fly from San Jose to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $338. The month of September is another great option to travel to St. Louis, with average flight prices from San Jose averaging around $345.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $449. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $766. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from San Jose in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $358 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $586 per ticket.

What is the cheapest San Jose to Lambert-St Louis flight route?

Fly from San Jose to Lambert-St Louis for the best San Jose - Lambert-St Louis flight prices

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

You are more likely to see cheaper flights to St. Louis from San Jose when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $391 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from San Jose for as low as $283 on momondo.

What cabin class options are available on San Jose to Lambert-St Louis flights?

There is only 1 cabin class available to choose from on San Jose to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Jose to St. Louis flight prices changed over time?

As of September 2025, prices for San Jose to St. Louis flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from San Jose to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose to St. Louis (SJC to STL) flight deals and tips

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

Direct flights

None
There are no direct flights from San Jose to St. Louis. There are no popular flight routes from San Jose to St. Louis.
Search flight deals

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

    San Jose and Lambert-St Louis are 1718.3 mi apart from one another. Typically, this will take 5h 40m by plane in normal conditions.

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

    Prices for flights from San Jose Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Jose Airport to Lambert-St Louis Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Jose Airport to Lambert-St Louis Airport.

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

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Jose to St. Louis?

  • What is the most popular airline from San Jose to St. Louis?

Best airlines flying from San Jose to St. Louis

Compare and see reviews for airlines that fly from San Jose to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $118Free CancellationRating
5.8
3,174 reviews
Search Frontier flights
American AirlinesPriceFrom $246Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
DeltaPriceFrom $256Free CancellationRating
7.9
7,957 reviews
Search Delta flights
SouthwestPriceFrom $332Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

  • Southwest Flights From San Jose to St. Louis

    Southwest flight deals from San Jose to St. Louis start from $332 round-trip. Over the 9 Southwest flights for this route in a normal week, average airfare is usually $435 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Fenton
Collinsville
Wentzville
Alton
St. Peters
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

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

Finding the right flight to St. Louis from San Jose is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

Yes. All flights to St. Louis from San Jose on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Jose 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 San Jose.

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

Price alerts on flights to St. Louis from San Jose 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, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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