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Cheap flights from San Francisco to Klagenfurt from $696

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 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San Francisco to Klagenfurt

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:05 pm - 2:00 pm
SFO
-
KLU
31h 55m
2 stops
Multiple Airlines Logo
11:10 am - 9:02 pm
KLU
-
SFO
42h 52m
2 stops
$892Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
9:05 pm - 2:00 pm
SFO
-
KLU
31h 55m
2 stops
Multiple Airlines Logo
11:10 am - 9:22 pm
KLU
-
SFO
43h 12m
2 stops
$942Multiple Airlines
Sun, Apr 19 - Sun, Apr 26
Austrian Airlines Logo
2:40 pm - 1:25 pm
SFO
-
KLU
37h 45m
2 stops
Austrian Airlines Logo
5:50 am - 6:24 pm
KLU
-
SFO
21h 34m
2 stops
$1,083Austrian Airlines
Fri, Sep 4 - Sat, Sep 19
Air Canada Logo
8:05 am - 2:00 pm
SFO
-
KLU
20h 55m
2 stops
Air Canada Logo
5:50 am - 6:32 pm
KLU
-
SFO
21h 42m
3 stops
$1,131Air Canada
Mon, May 4 - Mon, May 11
Air Canada Logo
11:56 pm - 2:00 pm
SFO
-
KLU
29h 04m
3 stops
Air Canada Logo
5:50 am - 6:32 pm
KLU
-
SFO
21h 42m
3 stops
$1,141Air Canada
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
10:50 pm - 2:00 pm
SFO
-
KLU
30h 10m
3 stops
Multiple Airlines Logo
11:10 am - 12:40 pm
KLU
-
SFO
34h 30m
2 stops
$1,211Multiple Airlines
Sun, Apr 19 - Sun, Apr 26
Multiple Airlines Logo
8:10 am - 2:00 pm
SFO
-
KLU
20h 50m
3 stops
Multiple Airlines Logo
5:50 am - 8:30 pm
KLU
-
SFO
23h 40m
2 stops
$1,238Multiple Airlines
Fri, Sep 4 - Sat, Sep 19
Multiple Airlines Logo
8:30 am - 2:00 pm
SFO
-
KLU
20h 30m
2 stops
Multiple Airlines Logo
3:00 pm - 6:38 pm
KLU
-
SFO
36h 38m
2 stops
$1,276Multiple Airlines
Fri, Apr 3 - Mon, Apr 6
Multiple Airlines Logo
11:52 pm - 2:00 pm
SFO
-
KLU
29h 08m
3 stops
Multiple Airlines Logo
11:10 am - 12:39 am
KLU
-
SFO
22h 29m
3 stops
$1,292Multiple Airlines
Sun, Apr 19 - Sun, Apr 26
Multiple Airlines Logo
8:10 am - 2:00 pm
SFO
-
KLU
20h 50m
3 stops
Multiple Airlines Logo
11:55 am - 1:50 pm
KLU
-
SFO
34h 55m
3 stops
$1,515Multiple Airlines
Fri, Sep 4 - Sat, Sep 19

Air Canada flights from San Francisco to Klagenfurt

Our best Air Canada deals on San Francisco to Klagenfurt flight tickets
Air Canada
May 4
SFO8:05 amSan Francisco
20h 55m
2 stops
KLU2:00 pmKlagenfurt
May 11
KLU5:50 amKlagenfurt
21h 42m
3 stops
SFO6:32 pmSan Francisco
$1,131
Air Canada
May 4
SFO11:56 pmSan Francisco
29h 04m
3 stops
KLU2:00 pmKlagenfurt
May 11
KLU5:50 amKlagenfurt
21h 42m
3 stops
SFO6:32 pmSan Francisco
$1,141

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 March 24, 2026.
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

Cheapest round-trip

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Mon 5/4

9:05 pm-2:00 pm

2 stops31h 55m

Klagenfurt

Mon 5/11

11:10 am-9:02 pm

2 stops42h 52m

$892

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Sun 4/19

9:05 pm-2:00 pm

2 stops31h 55m

Klagenfurt

Sun 4/26

11:10 am-9:22 pm

2 stops43h 12m

$942

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 9/4

2:40 pm-1:25 pm

2 stops37h 45m

Klagenfurt

Sat 9/19

5:50 am-6:24 pm

2 stops21h 34m

$1,083
Quickest round-trip

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Mon 5/4

8:05 am-2:00 pm

2 stops20h 55m

Klagenfurt

Mon 5/11

5:50 am-6:32 pm

3 stops21h 42m

$1,131

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Mon 5/4

11:56 pm-2:00 pm

3 stops29h 04m

Klagenfurt

Mon 5/11

5:50 am-6:32 pm

3 stops21h 42m

$1,141

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Sun 4/19

10:50 pm-2:00 pm

3 stops30h 10m

Klagenfurt

Sun 4/26

11:10 am-12:40 pm

2 stops34h 30m

$1,211

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 9/4

8:10 am-2:00 pm

3 stops20h 50m

Klagenfurt

Sat 9/19

5:50 am-8:30 pm

2 stops23h 40m

$1,238

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 4/3

8:30 am-2:00 pm

2 stops20h 30m

Klagenfurt

Mon 4/6

3:00 pm-6:38 pm

2 stops36h 38m

$1,276

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Sun 4/19

11:52 pm-2:00 pm

3 stops29h 08m

Klagenfurt

Sun 4/26

11:10 am-12:39 am

3 stops22h 29m

$1,292

San FranciscoKlagenfurt

SFO - KLU

SFOKLU

San Francisco

Fri 9/4

8:10 am-2:00 pm

3 stops20h 50m

Klagenfurt

Sat 9/19

11:55 am-1:50 pm

3 stops34h 55m

$1,515

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Klagenfurt from

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

Fastest flight time

20h 30m

Direct flights

None
The fastest flight from San Francisco to Klagenfurt takes 20h 30m
There are no direct flights from San Francisco to Klagenfurt. There are no popular flight routes from San Francisco to Klagenfurt.
Search flight deals

  • 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

Why use momondo?

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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