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Cheap Flights from St Louis to San Jose International

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      Travellers and cabin class, 1 Adult, Economy

      Compare St Louis to San Jose International flight deals

      Find the cheapest month or even day of the year to fly to San Jose International

      Book the best San Jose International fare with no extra fees

      Flight deals from St Louis to San Jose International

      Looking for a cheap last-minute deal or the best return flight from St Louis Airport to San Jose International Airport? If you want to travel next month, return fares start from R 5,048. Find the lowest prices on one-way and return tickets right here.
      San Jose.R 2,356 per passenger.Departing Sat, 17 Oct.One-way flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Sat, 17 Oct, arriving in San Jose International.Price includes taxes and charges.From R 2,356, select.
      San Jose.R 2,573 per passenger.Departing Tue, 1 Dec.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Tue, 1 Dec, arriving in San Jose International.Price includes taxes and charges.From R 2,573, select.
      San Jose.R 2,786 per passenger.Departing Wed, 25 Nov.One-way flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Wed, 25 Nov, arriving in San Jose International.Price includes taxes and charges.From R 2,786, select.
      San Jose.R 3,065 per passenger.Departing Sat, 12 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Sat, 12 Sep, arriving in San Jose International.Price includes taxes and charges.From R 3,065, select.
      San Jose.R 3,386 per passenger.Departing Fri, 2 Apr.One-way flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Fri, 2 Apr, arriving in San Jose International.Price includes taxes and charges.From R 3,386, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from St Louis to San Jose International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from St Louis to San Jose International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to San Jose International flights are currently cheapest in October.
      Sep
      from R 3,065
      Oct
      from R 2,356
      Nov
      from R 2,786
      Dec
      from R 2,573
      Jan
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      Feb
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      Mar
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      Apr
      from R 3,386
      May
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      Jun
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      Jul
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      Aug
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      St Louis to San Jose International: Alternative routes

      Compare routes from St Louis to San Jose below. You may find an airport to fly into that's cheaper, faster, or easier than San Jose International.

      San Jose International

      5km from central San Jose
      Closest
      from R 2,356
      Search flights

      San Jose Reid-Hillview

      6km from central San Jose
      Search flights

      Oakland Metropolitan Oak

      52km from central San Jose
      from R 2,916
      Search flights

      San Francisco International

      53km from central San Jose
      Cheapest
      from R 1,580
      Search flights

      Concord

      74km from central San Jose
      Search flights

      Carmel Monterey Peninsula

      83km from central San Jose
      from R 5,818
      Search flights

      Sacramento Stockton

      85km from central San Jose
      from R 3,968
      Search flights

      St Louis to San Jose: Flight information

      The things to know before you go.
      Cheapest flight foundR 2,356
      Cheapest month to flyOctober

      Finding cheap flights from St Louis to San Jose International: Frequently asked questions

      The best price we found for a return flight from St Louis to San Jose International is R 3,989. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from St Louis to San Jose International. But we found flights with one or more stops from R 3,989.
      As of September 2026, there are no flights flying from St Louis to San Jose International.
      The cheapest month to fly from St Louis to San Jose International is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to San Jose International Airport on Wednesday, 30 September 2026.
      No airlines currently offer direct flights between St Louis Airport and San Jose International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Jose International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Jose is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines offers the cheapest flight tickets to San Jose International.

      Flying from St Louis Airport (STL) to San Jose International Airport (SJC): what you need to know

      • San Jose's timezone is UTC-8, making San Jose two hours behind St Louis.

      • Get to the airport on time so you don't miss your STL to SJC flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

      • You'll likely experience longer queues during popular months like July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a wise move.

      • Think about adding a stopover when booking your ticket from St Louis Airport to San Jose International Airport. Simply uncheck 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Here are some options between STL and SJC:

        • Denver International Airport

        • Los Angeles International Airport

        • Harry Reid International Airport

      Handy information about St Louis Airport (STL)

      Arriving at San Jose International Airport (SJC)

      When to fly to San Jose International Airport (SJC)

      • The quietest month for a flight from St Louis Airport to San Jose International Airport is March, while July is the most popular. Choose the best time to visit San Jose based on whether you prefer a faster pace or a more relaxed vibe.

      • The warmest month in San Jose is July, with temperatures ranging between 12ºC (54ºF) and 33ºC (91ºF). Book your flights from St Louis Airport to San Jose International Airport in this month if you like this kind of weather.

      • If you want cooler conditions, look for a cheap ticket from STL to SJC in January. Temperatures average between 3ºC (37ºF) and 18ºC (64ºF) then.

      Explore more of the United States

      • Los Angeles is just one of the many cities in the United States waiting to be discovered after you've experienced San Jose. Around 499 kilometres away to the south-east, its top attractions include Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.

      • Around 64 kilometres north-west of San Jose, San Francisco is another essential stop in the United States. Experience major highlights starting with Golden Gate Bridge, Painted Ladies - Alamo Square and Alcatraz Island.

      Plan the rest of your trip from St Louis to San Jose

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.