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Cheap flights from San Francisco to Klagenfurt from $622

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 Francisco to Klagenfurt departing on 11/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
8:25 am - 1:55 pmSFO-KLU
20h 30m2 stops
Austrian Airlines Logo
5:45 am - 9:34 pmKLU-SFO
24h 49m2 stops
$866Austrian Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
Austrian Airlines Logo
8:25 am - 1:55 pmSFO-KLU
20h 30m2 stops
Austrian Airlines Logo
5:45 am - 9:34 pmKLU-SFO
24h 49m2 stops
$1,026Austrian Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18

Austrian Airlines flights from San Francisco to Klagenfurt

Our best Austrian Airlines deals on San Francisco to Klagenfurt flight tickets
Austrian Airlines
Nov 14
SFO8:25 amSan Francisco
20h 30m
2 stops
KLU1:55 pmKlagenfurt
Nov 18
KLU5:45 amKlagenfurt
24h 49m
2 stops
SFO9:34 pmSan Francisco
$866
Find similar
Austrian Airlines
Nov 14
SFO8:25 amSan Francisco
20h 30m
2 stops
KLU1:55 pmKlagenfurt
Nov 18
KLU5:45 amKlagenfurt
24h 49m
2 stops
SFO9:34 pmSan Francisco
$1,026
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from San Francisco to Klagenfurt that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 11/14

8:25 am-1:55 pm

2 stops20h 30m

Klagenfurt

Tue 11/18

5:45 am-9:34 pm

2 stops24h 49m

$866

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 11/14

8:25 am-1:55 pm

2 stops20h 30m

Klagenfurt

Tue 11/18

5:45 am-9:34 pm

2 stops24h 49m

$1,026

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Wed 11/5

2:30 pm-1:55 pm

2 stops38h 25m

$622

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Tue 11/4

12:00 pm-1:55 pm

2 stops40h 55m

$634

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from San Francisco to Klagenfurt

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 airline that flies from San Francisco to Klagenfurt?

Air Canada is the most popular carrier operating from San Francisco to Klagenfurt

When to book flights from San Francisco to Klagenfurt

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

Cheap San Francisco to Klagenfurt (SFO to KLU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Klagenfurt

Direct flights

None
There are no direct flights from San Francisco to Klagenfurt. There are no popular flight routes from San Francisco to Klagenfurt.
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  • How far is San Francisco to Klagenfurt by plane?

    The straight-line distance from San Francisco to Klagenfurt is 6015.0 mi. By plane, this route typically takes 20h 30m.

  • When did momondo last update prices for flights from San Francisco Airport to Klagenfurt Airport?

    Prices for flights from San Francisco Airport to Klagenfurt Airport refresh daily.

  • How old do you have to be to fly from San Francisco Airport to Klagenfurt Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Klagenfurt Airport.

  • What documentation or ID do you need to fly to Klagenfurt Airport?

    The necessary travel and health documents for your Klagenfurt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Klagenfurt?

Book flights to Klagenfurt if you plan to visit one of these locations
Bad Kleinkirchheim

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Why should I use momondo to find a flight deal from San Francisco to Klagenfurt?

Finding the right flight to Klagenfurt from San Francisco 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 Klagenfurt quick and easy, saving you time and money.

Can I find flights from San Francisco to Klagenfurt with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Francisco to Klagenfurt flights to just show those with flexible booking policies.

How can momondo help me find flights from San Francisco to Klagenfurt?

Once all potential San Francisco to Klagenfurt flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Klagenfurt, momondo offers a useful price alert feature which will track prices for flights to Klagenfurt from San Francisco and alert you when they change.

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Sat 11/29
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