What are the cheapest airlines flying from San Jose to St. Louis round-trip?

Frontier, at $118, was found to be the cheapest airline from San Jose to St. Louis.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Frontier is currently priced 67% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from San Jose to St. Louis one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $62. Alaska Airlines flights start at $123 while deals on Delta start at $127 one-way.

What is the cheapest day to fly from San Jose to St. Louis?

Travelers seeking maximum savings on their San Jose to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from San Jose to St. Louis?

While on average a flight from San Jose to St. Louis is generally $484, our data shows the cheapest flight currently is $188. When looking at the most popular route, (San Jose - Lambert-St Louis), you can expect to pay $246 for that flight.

What are the most popular airlines that fly from San Jose to St. Louis?

The most popular airlines flying from San Jose to St. Louis are American Airlines, Delta and Spirit Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from San Jose to St. Louis?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 34% on the overall cost on flights from San Jose to St. Louis.

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

Users have found that booking a flight from San Jose to St. Louis at least 46 days early can save you up to 106% on average compared to booking a flight this week. If booking 46 days before your flight isn’t an option for you, users have found flights from San Jose to St. Louis for as little as $326 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 $368 for flights departing within the next 3 days.

What is the cheapest month to fly from San Jose to St. Louis?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, April can be a great choice for travel to St. Louis. Flights to St. Louis from San Jose in April are about $367 on average during April, but can be found for as low as $235.

Most accurate provider : When it comes to deals on San Jose-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose-St. Louis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Jose-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from San Jose to St. Louis that include hotel bookings?

Yes. In addition to deals on San Jose to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Jose to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to St. Louis.

Can I find deals for business class flights from San Jose to St. Louis?

Yes. Cheapflights offers flight deals from San Jose to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$62+ Flights from San Jose to St. Louis

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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The best prices from San Jose to Lambert-St Louis are usually found in April or August, booked 55 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from San Jose to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$118 (CheapOair)
One-way from	$62 (Mytrip)
Popular in	December
Cheapest in	April
Average price	$429

Provider with most accurate pricing for San Jose-Lambert-St Louis flight deals.

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Provider most trusted by Cheapflights users for San Jose-Lambert-St Louis flights.

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From San Jose to Lambert-St Louis

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One-way flight from San Jose to Lambert-St Louis

Search Deals

High demand for flights, 6% potential price rise

Search Deals

Best time to find cheap flights, 1% potential price drop

Search Deals

Average for round-trip flights in December 2024

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Find flight deals from San Jose to St. Louis

Cheapest flights from San Jose to St. Louis
Explore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

Wed 12/257:00 amSJC - STL

1 stop9h 47mDelta

Wed 1/226:00 amSTL - SJC

1 stop8h 10mDelta

Deal found 12/17

$312

Wed 12/256:10 amSJC - STL

1 stop8h 29mAmerican Airlines

Wed 1/2211:38 amSTL - SJC

2 stops9h 13mAmerican Airlines

Deal found 12/17

$347

Tue 12/2411:10 amSJC - STL

1 stop19h 03mFrontier

Mon 12/306:49 pmSTL - SJC

1 stop17h 31mFrontier

Deal found 12/17

$434

Mon 12/3010:55 pmSJC - STL

1 stop9h 01mUnited Airlines

Thu 1/25:30 pmSTL - SJC

1 stop7h 19mUnited Airlines

Deal found 12/16

$573

Wed 12/256:15 amSJC - STL

2 stops15h 44mAlaska Airlines

Wed 1/222:49 pmSTL - SJC

2 stops19h 01mAlaska Airlines

Deal found 12/17

$585

Thu 12/2612:40 pmSJC - STL

1 stop6h 39mMultiple Airlines

Sat 12/287:04 amSTL - SJC

1 stop8h 25mMultiple Airlines

Deal found 12/17

$712

Thu 12/264:45 pmSJC - STL

1 stop5h 50mSouthwest

Sat 12/287:45 pmSTL - SJC

Nonstop4h 20mSouthwest

Deal found 12/17

$831

Best flights from San Jose to St. Louis
Discover carefully curated flight deals from San Jose to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2024.

Thu 1/161:11 pmSJC - STL

1 stop18h 05mFrontier

Sat 1/187:09 pmSTL - SJC

1 stop19h 02mFrontier

Deal found 12/18

$118

Tue 1/216:30 amSJC - STL

1 stop9h 06mUnited Airlines

Tue 1/281:45 pmSTL - SJC

1 stop6h 15mUnited Airlines

Deal found 12/17

$246

Tue 1/2112:02 pmSJC - STL

1 stop8h 54mAmerican Airlines

Tue 1/2811:38 amSTL - SJC

2 stops9h 13mAmerican Airlines

Deal found 12/17

$251

Thu 1/236:20 amSJC - STL

1 stop6h 34mDelta

Thu 1/236:59 pmSTL - SJC

1 stop6h 53mDelta

Deal found 12/17

$287

Mon 1/275:19 pmSJC - STL

1 stop18h 34mAlaska Airlines

Wed 1/292:49 pmSTL - SJC

1 stop10h 38mAlaska Airlines

Deal found 12/17

$302

Fri 1/103:35 pmSJC - STL

3 stops42h 35mMultiple Airlines

Sun 1/2612:15 pmSTL - SJC

3 stops34h 24mMultiple Airlines

Deal found 12/17

$374

Fri 1/1711:50 amSJC - STL

1 stop7h 50mSouthwest

Mon 1/206:25 amSTL - SJC

1 stop8h 10mSouthwest

Deal found 12/18

$477

Last-minute flights from San Jose to St. Louis
Discover last-minute flight deals from San Jose to St. Louis. Data last updated December 18, 2024 and is based on user searches.

Mon 12/2312:45 pmSJC - STL

1 stop7h 31mUnited Airlines

Tue 12/315:33 pmSTL - SJC

2 stops20h 06mUnited Airlines

Deal found 12/17

$802

Tue 12/2411:10 amSJC - STL

1 stop19h 03mFrontier

Mon 12/306:49 pmSTL - SJC

1 stop17h 31mFrontier

Deal found 12/17

$434

Wed 12/257:00 amSJC - STL

1 stop9h 47mDelta

Wed 1/226:00 amSTL - SJC

1 stop8h 10mDelta

Deal found 12/17

$312

Wed 12/256:10 amSJC - STL

1 stop8h 29mAmerican Airlines

Wed 1/2211:38 amSTL - SJC

2 stops9h 13mAmerican Airlines

Deal found 12/17

$347

Wed 12/256:15 amSJC - STL

2 stops15h 44mAlaska Airlines

Wed 1/222:49 pmSTL - SJC

2 stops19h 01mAlaska Airlines

Deal found 12/17

$585

Thu 12/2612:40 pmSJC - STL

1 stop6h 39mMultiple Airlines

Sat 12/287:04 amSTL - SJC

1 stop8h 25mMultiple Airlines

Deal found 12/17

$712

Thu 12/264:45 pmSJC - STL

1 stop5h 50mSouthwest

Sat 12/287:45 pmSTL - SJC

Nonstop4h 20mSouthwest

Deal found 12/17

$831

Fri 1/103:35 pmSJC - STL

3 stops42h 35mMultiple Airlines

Sun 1/2612:15 pmSTL - SJC

3 stops34h 24mMultiple Airlines

Deal found 12/17

$374

Thu 1/161:11 pmSJC - STL

1 stop18h 05mFrontier

Sat 1/187:09 pmSTL - SJC

1 stop19h 02mFrontier

Deal found 12/18

$118

Fri 1/1711:50 amSJC - STL

1 stop7h 50mSouthwest

Mon 1/206:25 amSTL - SJC

1 stop8h 10mSouthwest

Deal found 12/18

$477

Tue 1/216:30 amSJC - STL

1 stop9h 06mUnited Airlines

Tue 1/281:45 pmSTL - SJC

1 stop6h 15mUnited Airlines

Deal found 12/17

$246

Tue 1/2112:02 pmSJC - STL

1 stop8h 54mAmerican Airlines

Tue 1/2811:38 amSTL - SJC

2 stops9h 13mAmerican Airlines

Deal found 12/17

$251

One-way flights from San Jose to St. Louis
Search for one-way flight options from San Jose to St. Louis. Find affordable one-way fares based on user searches. Data last updated December 18, 2024.

Thu 1/95:23 pmSJC - STL

1 stop24h 11mFrontier

Deal found 12/18

$62

Mon 3/173:06 pmSJC - STL

1 stop6h 53mAlaska Airlines

Deal found 12/16

$123

Sat 2/16:20 amSJC - STL

1 stop6h 34mDelta

Deal found 12/17

$127

Wed 1/83:08 pmSJC - STL

3 stops26h 47mMultiple Airlines

Deal found 12/18

$144

Mon 1/203:35 pmSJC - STL

2 stops21h 08mSpirit Airlines

Deal found 12/17

$162

Wed 1/86:00 amSJC - STL

2 stops11h 30mAmerican Airlines

Deal found 12/18

$165

Sun 2/166:20 amSJC - STL

1 stop7h 20mUnited Airlines

Deal found 12/17

$168

Thu 3/204:15 pmSJC - STL

1 stop6h 05mSouthwest

Deal found 12/17

$204

Find flights from San Jose to St. Louis within your budget

Fly from

Fly to

Route

Depart

Return

Price

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Thu 1/16

1:11 pm-9:16 am

1 stop18h 05m

Lambert-St Louis

Sat 1/18

7:09 pm-12:11 pm

1 stop19h 02m

$118

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Tue 1/21

6:30 am-5:36 pm

1 stop9h 06m

Lambert-St Louis

Tue 1/28

1:45 pm-6:00 pm

1 stop6h 15m

$246

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Tue 1/21

12:02 pm-10:56 pm

1 stop8h 54m

Lambert-St Louis

Tue 1/28

11:38 am-6:51 pm

2 stops9h 13m

$251

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Thu 1/23

6:20 am-2:54 pm

1 stop6h 34m

Lambert-St Louis

Thu 1/23

6:59 pm-11:52 pm

1 stop6h 53m

$287

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Mon 1/27

5:19 pm-1:53 pm

1 stop18h 34m

Lambert-St Louis

Wed 1/29

2:49 pm-11:27 pm

1 stop10h 38m

$302

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Fri 1/10

3:35 pm-12:10 pm

3 stops42h 35m

Lambert-St Louis

Sun 1/26

12:15 pm-8:39 pm

3 stops34h 24m

$374

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Fri 1/17

11:50 am-9:40 pm

1 stop7h 50m

Lambert-St Louis

Mon 1/20

6:25 am-12:35 pm

1 stop8h 10m

$477

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Thu 1/9

5:23 pm-7:34 pm

1 stop24h 11m

$62

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Mon 3/17

3:06 pm-11:59 pm

1 stop6h 53m

$123

San JoseSt. Louis

SJC - STL

SJCSTL

San Jose

Sat 2/1

6:20 am-2:54 pm

1 stop6h 34m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 15 results

Compare providers for flights from San Jose to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to St. Louis in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on San Jose-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose-St. Louis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Jose-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Jose to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Jose with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Jose to St. Louis

Get recent, data-driven insights about flights from San Jose to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Jose to St. Louis?

To ensure you get the cheapest price possible for a flight from San Jose to St. Louis, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Jose to St. Louis?

Currently, August is the cheapest month in which you can book a flight from San Jose to St. Louis (average of $311). Flying from San Jose to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJC to STL?

It’s typically best to fly out from San Jose to St. Louis in the morning. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

To help decide which airline to fly from San Jose to St. Louis, see what other customers have to say about Frontier, United Airlines and Southwest. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,848 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest

8.1

Very good

4,848 reviews

Southwest

8.1

Very good

4,848 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines

8.0

Very good

9,552 reviews

Southwest

8.1

Very good

4,848 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta

8.0

Very good

8,604 reviews

Southwest

8.1

Very good

4,848 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines

7.4

Good

9,059 reviews

Southwest

8.1

Very good

4,848 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

American Airlines

7.2

Good

10,000 reviews

Southwest

8.1

Very good

4,848 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

What are the cheapest airlines flying from San Jose to St. Louis round-trip?
Frontier, at $118, was found to be the cheapest airline from San Jose to St. Louis.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Frontier is currently priced 67% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from San Jose to St. Louis one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $62. Alaska Airlines flights start at $123 while deals on Delta start at $127 one-way.
What are the cheapest flights from San Jose to St. Louis?
While on average a flight from San Jose to St. Louis is generally $484, our data shows the cheapest flight currently is $188. When looking at the most popular route, (San Jose - Lambert-St Louis), you can expect to pay $246 for that flight.
Can I find deals for flights from San Jose to St. Louis that include hotel bookings?
Yes. In addition to deals on San Jose to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Jose to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to St. Louis.
Can I find deals for business class flights from San Jose to St. Louis?
Yes. Cheapflights offers flight deals from San Jose to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Jose to St. Louis?
Currently, August is the cheapest month in which you can book a flight from San Jose to St. Louis (average of $311). Flying from San Jose to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from San Jose to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$149	Average$181	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$235	Average$370	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$235	Average$382	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$236	Average$338	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$358	Average$450	FlexibilityNo cancel fee	On-time63%

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$62+ Cheap flights from San Jose to St. Louis (SJC - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Jose to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from San Jose to Lambert-St Louis are usually found in April or August, booked 55 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from San Jose to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Jose to St. Louis

Cheapest flights from San Jose to St. LouisExplore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

Explore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

Find flights from San Jose to St. Louis within your budget

Compare providers for flights from San Jose to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to St. Louis in December.

Best time to book a flight from San Jose to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Jose with our price prediction graph.

Travel insights for flights from San Jose to St. Louis

Get recent, data-driven insights about flights from San Jose to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Jose to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from San Jose to St. Louis. Price data was last updated on December 13, 2024.

What is the cheapest month to book a flight from San Jose to St. Louis?

What is the cheapest time of day to fly from SJC to STL?

Find hourly flight availability from San Jose to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

To help decide which airline to fly from San Jose to St. Louis, see what other customers have to say about Frontier, United Airlines and Southwest. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Jose to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from San Jose to St. Louis round-trip?

What are the cheapest airlines to fly from San Jose to St. Louis one-way?

What are the cheapest flights from San Jose to St. Louis?

Can I find deals for flights from San Jose to St. Louis that include hotel bookings?

How can I find direct flights from San Jose to St. Louis?

Can I find deals for business class flights from San Jose to St. Louis?

What is the cheapest month to book a flight from San Jose to St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Jose to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from San Jose to St. Louis

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Cheapest flights from San Jose to St. Louis
Explore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.