Where Is Hot in September from San Francisco? 2026
100 warm destinations have direct flights from San Francisco in September. Carlsbad has the best overall weather. San Diego has the lowest fares from €49.
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Carlsbad
United States
|
23°C | 1h 20m | €420 | €97/night | 64 |
|
San Diego
United States
|
24°C | 1h 20m | €49 | €82/night | 117 |
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Santa Ana
United States
|
25°C | 1h | €84 | €62/night | 131 |
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Los Angeles
United States
|
26°C | 1h | €50 | €84/night | 119 |
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Seoul
South Korea
|
25°C | 11h 40m | €876 | €84/night | 114 |
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Burbank
United States
|
27°C | 1h | €162 | €96/night | 113 |
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Rome
Italy
|
26°C | 12h 40m | €1297 | €106/night | 114 |
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Barcelona
Spain
|
25°C | 12h | €1710 | €103/night | 126 |
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Istanbul
Turkey
|
23°C | 13h 40m | €1232 | €46/night | 121 |
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Reno
United States
|
22°C | €404 | €69/night | 138 | |
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Boise
United States
|
24°C | 1h 20m | €180 | €60/night | 120 |
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Washington
United States
|
21°C | 5h | €342 | €93/night | 256 |
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Madrid
Spain
|
26°C | 11h 40m | €710 | €122/night | 26 |
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Beijing
China
|
26°C | 12h | €1238 | €64/night | 114 |
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Ontario
United States
|
27°C | 1h | €94 | €56/night | 112 |
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Sacramento
United States
|
25°C | €404 | €70/night | 138 | |
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Bakersfield
United States
|
28°C | €394 | €64/night | 138 | |
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Lisbon
Portugal
|
25°C | 11h 40m | €1242 | €92/night | 61 |
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Spokane
United States
|
20°C | 1h 40m | €192 | €63/night | 127 |
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Eugene
United States
|
21°C | 1h 20m | €118 | €72/night | 116 |
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Papeete
French Polynesia
|
25°C | 8h 40m | €808 | €84/night | 112 |
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Salt Lake City
United States
|
24°C | 1h 40m | €72 | €66/night | 131 |
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Brisbane
Australia
|
21°C | 14h 20m | €1594 | €98/night | 44 |
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Nadi
Fiji
|
25°C | 11h | €1101 | €73/night | 50 |
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Fresno
United States
|
28°C | €404 | €59/night | 138 | |
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Jackson
United States
|
23°C | 1h 40m | €404 | €104/night | 121 |
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Philadelphia
United States
|
23°C | 5h 20m | €524 | €71/night | 138 |
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New York
United States
|
23°C | 5h 20m | €248 | €221/night | 116 |
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Monterey
United States
|
22°C | €404 | €57/night | 138 | |
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Medford
United States
|
23°C | 1h | €420 | €52/night | 138 |
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Kahului
United States
|
27°C | 5h | €326 | €111/night | 130 |
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Portland
United States
|
22°C | 1h 20m | €118 | €62/night | 115 |
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Lihue
United States
|
26°C | 5h 20m | €256 | €107/night | 132 |
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Honolulu
United States
|
27°C | 5h | €344 | €102/night | 123 |
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Baltimore
United States
|
24°C | 5h 20m | €292 | €73/night | 119 |
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Newark
United States
|
23°C | 5h 20m | €248 | €87/night | 111 |
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Detroit
United States
|
22°C | 4h 20m | €524 | €89/night | 138 |
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Louisville
United States
|
25°C | 4h 20m | €197 | €56/night | 18 |
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Shanghai
China
|
28°C | 12h 20m | €1130 | €56/night | 118 |
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Boston
United States
|
21°C | 5h 40m | €278 | €95/night | 122 |
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Richmond
United States
|
25°C | 5h 20m | €215 | €67/night | 21 |
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Pittsburgh
United States
|
22°C | 4h 40m | €524 | €72/night | 138 |
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Denver
United States
|
23°C | 2h 20m | €214 | €59/night | 118 |
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Omaha
United States
|
23°C | 3h 20m | €490 | €54/night | 96 |
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San Luis Obispo
United States
|
23°C | €404 | €65/night | 138 | |
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Paris
France
|
20°C | 11h 20m | €774 | €179/night | 167 |
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Columbus
United States
|
23°C | 4h 40m | €524 | €59/night | 135 |
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Albuquerque
United States
|
25°C | 2h 20m | €183 | €62/night | 120 |
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Santa Barbara
United States
|
23°C | €222 | €125/night | 115 | |
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Covington
United States
|
24°C | 4h 20m | €206 | €58/night | 33 |
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Cleveland
United States
|
21°C | 4h 40m | €524 | €75/night | 138 |
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Indianapolis
United States
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23°C | 4h 20m | €524 | €62/night | 138 |
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Seattle
United States
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20°C | 1h 40m | €102 | €72/night | 129 |
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Chicago
United States
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22°C | 4h | €218 | €86/night | 231 |
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Toronto
Canada
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20°C | 4h 40m | €299 | €100/night | 145 |
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Redmond
United States
|
20°C | 1h 20m | €188 | €84/night | 129 |
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Nashville
United States
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27°C | 4h 20m | €206 | €60/night | 118 |
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Charlotte
United States
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26°C | 4h 40m | €873 | €67/night | 121 |
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Kansas City
United States
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25°C | 3h 20m | €522 | €68/night | 129 |
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Wuhan
China
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28°C | 13h | €904 | €37/night | 12 |
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Atlanta
United States
|
28°C | 4h 40m | €208 | €54/night | 122 |
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San Jose
Costa Rica
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22°C | 6h 20m | €1329 | €40/night | 61 |
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Tokyo
Japan
|
27°C | 10h 20m | €635 | €115/night | 238 |
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Everett
United States
|
18°C | 1h 40m | €164 | €61/night | 114 |
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Bozeman
United States
|
18°C | 1h 40m | €318 | €81/night | 114 |
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Frankfurt
Germany
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19°C | 11h 40m | €1003 | €58/night | 134 |
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Redding
United States
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28°C | €394 | €69/night | 138 | |
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Sydney
Australia
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19°C | 15h | €1460 | €114/night | 117 |
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Monterrey
Mexico
|
29°C | 3h 20m | €409 | €43/night | 112 |
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Osaka
Japan
|
28°C | 11h | €2509 | €55/night | 119 |
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Minneapolis
United States
|
19°C | 3h 40m | €516 | €70/night | 138 |
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Ho Chi Minh City
Vietnam
|
27°C | 15h 40m | €1005 | €26/night | 55 |
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Zurich
Switzerland
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18°C | 11h 40m | €2033 | €110/night | 133 |
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Mexico City
Mexico
|
20°C | 4h | €442 | €47/night | 127 |
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London
United Kingdom
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19°C | 10h 40m | €722 | €163/night | 117 |
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Taipei
Taiwan
|
30°C | 13h | €909 | €59/night | 125 |
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Montreal
Canada
|
17°C | 5h 20m | €552 | €51/night | 129 |
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Manila
Philippines
|
28°C | 14h | €959 | €19/night | 117 |
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Amsterdam
Netherlands
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18°C | 11h | €1780 | €108/night | 124 |
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New Orleans
United States
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30°C | 4h | €522 | €78/night | 100 |
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Palm Springs
United States
|
31°C | 1h 20m | €151 | €145/night | 114 |
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Hong Kong
Hong Kong
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29°C | 14h | €1079 | €97/night | 128 |
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Las Vegas
United States
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31°C | 1h 20m | €112 | €86/night | 115 |
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San Jose del Cabo
Mexico
|
30°C | 2h 40m | €354 | €30/night | 104 |
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Singapore
Singapore
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29°C | 17h | €722 | €121/night | 112 |
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Tucson
United States
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30°C | 1h 40m | €438 | €60/night | 126 |
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Orlando
United States
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30°C | 5h 20m | €356 | €61/night | 113 |
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Tampa
United States
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30°C | 5h | €522 | €85/night | 133 |
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Cancun
Mexico
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31°C | 5h | €433 | €30/night | 126 |
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Puerto Vallarta
Mexico
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30°C | 3h 20m | €425 | €55/night | 43 |
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Dallas
United States
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32°C | 3h 20m | €210 | €52/night | 229 |
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Miami
United States
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30°C | 5h 20m | €423 | €87/night | 140 |
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Houston
United States
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31°C | 3h 40m | €532 | €51/night | 138 |
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Guangzhou
China
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31°C | 13h 40m | €965 | €44/night | 15 |
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Fort Lauderdale
United States
|
30°C | 5h 20m | €250 | €79/night | 117 |
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Austin
United States
|
33°C | 3h 20m | €172 | €57/night | 117 |
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San Antonio
United States
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32°C | 3h 20m | €496 | €55/night | 138 |
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Dubai
United Arab Emirates
|
35°C | 16h 20m | €1767 | €73/night | 124 |
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Phoenix
United States
|
33°C | 1h 40m | €180 | €71/night | 116 |
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Doha
Qatar
|
37°C | 16h 20m | €1902 | €89/night | 50 |
Temperatures are historical averages for September. Prices updated 9 Sep 2026.
Warmest destinations from San Francisco in September
The warmest places to fly to directly from San Francisco in September, ranked by average daytime temperature. All destinations average 18°C or above and are reachable on a direct flight.
Carlsbad
23°C avg daytime
From €420 return
1h 20m direct
64 trips available
San Diego
24°C avg daytime
From €49 return
1h 20m direct
117 trips available
Santa Ana
25°C avg daytime
From €84 return
1h direct
131 trips available
Los Angeles
26°C avg daytime
From €50 return
1h direct
119 trips available
Seoul
25°C avg daytime
From €876 return
11h 40m direct
114 trips available
Frequently Asked Questions
Where is hot in September from San Francisco?
There are 100 warm destinations reachable by direct flight from San Francisco in September. Carlsbad is among the top picks, with average daytime temperatures around 23°C.
Which is the warmest place to fly to from San Francisco in September?
Doha is typically the warmest destination reachable by direct flight from San Francisco in September, averaging around 37°C during the day.
What is the cheapest warm holiday from San Francisco in September?
San Diego is among the cheapest warm destinations from San Francisco in September, with return fares from around €49.
How does FairFareFinder calculate the best destinations for September?
FairFareFinder uses live flight and hotel price data combined with historical weather averages to rank destinations. Temperatures shown for dates beyond 14 days ahead are historical averages for September, not live forecasts. Prices are updated approximately every 6 hours.
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