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Klagenfurt

$1,117+ Cheap flights from San Francisco (SFO) to Klagenfurt (KLU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — KLU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Francisco to Klagenfurt

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Klagenfurt (KLU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$1,117
(Lufthansa)
From San Francisco to Klagenfurt
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Find flight deals from San Francisco to Klagenfurt

Cheapest flights from San Francisco to Klagenfurt
Explore the most affordable flight options available from San Francisco to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/89:05 pmSFO - KLU
2 stops17h 20mLufthansa
Mon 7/213:00 pmKLU - SFO
2 stops30h 40mLufthansa
Deal found 6/11$1,117
This Austrian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/117:00 amSFO - KLU
2 stops22h 00mAustrian Airlines
Mon 7/213:00 pmKLU - SFO
2 stops30h 40mAustrian Airlines
Deal found 6/11$1,150
This Air Canada deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/98:40 amSFO - KLU
2 stops20h 20mAir Canada
Fri 7/185:45 amKLU - SFO
2 stops37h 53mAir Canada
Deal found 6/11$1,331
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:59 pmSFO - KLU
2 stops36h 56mMultiple Airlines
Sun 8/38:30 pmKLU - SFO
1 stop26h 45mMultiple Airlines
Deal found 6/11$1,354

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Klagenfurt 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Francisco to Klagenfurt that are best for you.

Fly from

San Francisco

Fly to

Klagenfurt

Route

Depart

Return

Price

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Tue 7/8

9:05 pm-11:25 pm

2 stops17h 20m

Klagenfurt

Mon 7/21

3:00 pm-12:40 pm

2 stops30h 40m

$1,117

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 7/11

7:00 am-2:00 pm

2 stops22h 00m

Klagenfurt

Mon 7/21

3:00 pm-12:40 pm

2 stops30h 40m

$1,150

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Wed 7/9

8:40 am-2:00 pm

2 stops20h 20m

Klagenfurt

Fri 7/18

5:45 am-10:38 am

2 stops37h 53m

$1,331

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 7/25

9:59 pm-7:55 pm

2 stops36h 56m

Klagenfurt

Sun 8/3

8:30 pm-2:15 pm

1 stop26h 45m

$1,354

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Mon 6/23

7:10 am-11:25 pm

2 stops31h 15m

$1,206

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from San Francisco to Klagenfurt

Have a flexible travel schedule? Discover the best time to fly to Klagenfurt from San Francisco 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Klagenfurt

Rainfall in Klagenfurt by month

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

In terms of precipitation, rainfall in Klagenfurt ranges from 1.6 - 4.3 inches per month. June is typically the wettest month, when rainfall can reach 4.3 in. January is typically the driest time to visit Klagenfurt when rainfall is around 1.6 in.

Temperature in Klagenfurt by month

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

If weather is an important factor for your trip to Klagenfurt, 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 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Klagenfurt

Get insights into the airlines that provide service to Klagenfurt. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Klagenfurt. Reviews last updated June 12, 2025.
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Austrian Airlines
7.6
Good
802 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Air Canada
7.1
Good
9,531 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Lufthansa
6.8
Okay
7,136 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Comfort

7.3

Overall

7.6

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well

Related info for your journey

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

  • Can I find deals for flights from San Francisco to Klagenfurt that include hotel bookings?

    Yes. In addition to deals on San Francisco to Klagenfurt flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Klagenfurt?

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

  • Can I find deals for business class flights from San Francisco to Klagenfurt?

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

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