The cheapest times to fly from KLU to SJC are

  • October 29th to April 29th (except the weeks of December 17th, February 5th, March 26th, and April 2nd)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KLU to SJC is late January. Prices can be as high as $1604 for Thursday flights during mid July, or as low as $939 for Wednesday flights around late January.


When to Fly to San Jose

Flying from Klagenfurt (KLU) to San Jose, CA (SJC) will usually cost between $959 to $1379 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $983. Due to high demand the most expensive time to fly is mid July, with an average price of $1393. Planning your trip to low-cost times can easily save you $410 on economy flights and even more on first-class flights. Generally, any price below $1088 can be considered a good price for a round-trip KLU to SJC flight.

See below for a graph of average weekly prices for the KLU to SJC route. All prices are for round-trip tickets in USD.

KLU to SJC Flight Prices

Compared to other flights, the KLU to SJC flight is priced close to the average and costs about as much as the average flight leaving from Klagenfurt. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to SJC, and Tuesday the cheapest day to fly back into KLU. Thursdays are the most expensive days to fly to San Jose, and Sundays are the most expensive days to return to Klagenfurt. Selecting flights on the least expensive days could save you up to $146 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1062. Return trip prices are from the SJC to KLU flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from KLU to SJC can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 50 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from KLU to SJC while comparing.

Destination alternative #1: San Francisco International Airport (SFO) in San Francisco, CA

  • 30 miles (48 km) away from SJC
  • Usually 21.42% less expensive than SJC
  • 2-layover flights available

See KLU to SFO flights


Flight Hacking KLU to SJC

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from KLU to SJC — but Champion Traveler does!

Hack #1: Los Angeles, CA (KLU > LAX > SJC)

  • Price for both tickets: $888
  • Average savings: $200 (18.38%)

See KLU to JFK flights

Hack #2: New York, NY (KLU > JFK > SJC)

  • Price for both tickets: $955
  • Average savings: $134 (12.27%)

See KLU to LAX flights

Hack #3: London (KLU > LGW > SJC)

  • Price for both tickets: $983
  • Average savings: $105 (9.65%)

See KLU to LGW flights


Flight Questions Answered

Still have questions about flying from KLU to SJC? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Air Canada, Alaska, American, Austrian, British Airways, Delta, Finnair, Iberia, Lufthansa, United, and potentially more during busy seasons.

How far away is it from Norman Y. Mineta San Jose International Airport to Klagenfurt Airport?

The distance between the two airports is roughly 6031 miles or 9706 kilometers.

How long does it take to fly from KLU to SJC?

The real-world flight time for a nonstop KLU to SJC flight is about 11 hour 50 minutes.

How many flights go between Klagenfurt and San Jose, CA?

It depends on the day of the week and the date, but a typical day might have around 13 available flights from KLU to SJC.


Airport Location Info


Departing Airport

Origination code KLU
Origination airport name Klagenfurt Airport
City Klagenfurt
Country Austria
Latitude 46.6
Longitude 14.3

Return Airport

Destination code SJC
Destination airport name Norman Y. Mineta San Jose International Airport
City San Jose, CA
Country the United States
Latitude 37.4
Longitude -121.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.