Where Is Hot in September from Seattle? 2026
94 warm destinations have direct flights from Seattle in September. San Diego has the best overall weather. Denver has the lowest fares from €50.
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San Diego
United States
|
24°C | 2h 20m | €120 | €82/night | 104 |
|
Santa Ana
United States
|
25°C | 2h 20m | €224 | €62/night | 106 |
|
Los Angeles
United States
|
26°C | 2h 20m | €69 | €84/night | 112 |
|
Walla Walla
United States
|
23°C | €207 | €67/night | 110 | |
|
Wenatchee
United States
|
23°C | €240 | €54/night | 107 | |
|
Seoul
South Korea
|
25°C | 10h 40m | €906 | €84/night | 105 |
|
Burbank
United States
|
27°C | 2h 20m | €226 | €96/night | 106 |
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Rome
Italy
|
26°C | 11h 40m | €1096 | €106/night | 103 |
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Yakima
United States
|
22°C | €233 | €57/night | 101 | |
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Barcelona
Spain
|
25°C | 11h | €1206 | €103/night | 24 |
|
Istanbul
Turkey
|
23°C | 12h 20m | €1073 | €46/night | 107 |
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Reno
United States
|
22°C | 1h 40m | €239 | €69/night | 108 |
|
Boise
United States
|
24°C | 1h 20m | €190 | €60/night | 107 |
|
Washington
United States
|
21°C | 4h 40m | €244 | €93/night | 212 |
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Beijing
China
|
26°C | 11h | €1013 | €64/night | 15 |
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Ontario
United States
|
27°C | 2h 20m | €104 | €56/night | 107 |
|
Sacramento
United States
|
25°C | 1h 40m | €126 | €70/night | 102 |
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Eugene
United States
|
21°C | €179 | €72/night | 107 | |
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San Jose
United States
|
25°C | 1h 40m | €102 | €81/night | 104 |
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Salt Lake City
United States
|
24°C | 1h 40m | €190 | €66/night | 109 |
|
Fresno
United States
|
28°C | 1h 40m | €269 | €59/night | 109 |
|
Jackson
United States
|
23°C | 1h 40m | €300 | €104/night | 91 |
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Philadelphia
United States
|
23°C | 5h | €298 | €71/night | 108 |
|
New York
United States
|
23°C | 5h | €277 | €221/night | 107 |
|
Monterey
United States
|
22°C | 1h 40m | €242 | €57/night | 100 |
|
Medford
United States
|
23°C | 1h | €264 | €52/night | 106 |
|
Kahului
United States
|
27°C | 5h 40m | €389 | €111/night | 100 |
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Portland
United States
|
22°C | €222 | €62/night | 107 | |
|
Lihue
United States
|
26°C | 5h 40m | €369 | €107/night | 102 |
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Honolulu
United States
|
27°C | 5h 40m | €434 | €102/night | 101 |
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Baltimore
United States
|
24°C | 4h 40m | €178 | €73/night | 111 |
|
Newark
United States
|
23°C | 5h | €238 | €87/night | 112 |
|
Kelowna
Canada
|
19°C | €391 | €51/night | 112 | |
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Idaho Falls
United States
|
20°C | 1h 40m | €296 | €51/night | 109 |
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Detroit
United States
|
22°C | 4h 20m | €434 | €89/night | 110 |
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Shanghai
China
|
28°C | 11h 40m | €940 | €56/night | 95 |
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Boston
United States
|
21°C | 5h 20m | €266 | €95/night | 110 |
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Pittsburgh
United States
|
22°C | 4h 40m | €454 | €72/night | 109 |
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Denver
United States
|
23°C | 2h 20m | €50 | €59/night | 112 |
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Billings
United States
|
20°C | 1h 40m | €234 | €74/night | 109 |
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Omaha
United States
|
23°C | 3h | €366 | €54/night | 107 |
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San Luis Obispo
United States
|
23°C | 2h | €298 | €65/night | 106 |
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Paris
France
|
20°C | 10h 20m | €1413 | €179/night | 106 |
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Columbus
United States
|
23°C | 4h 20m | €408 | €59/night | 109 |
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Albuquerque
United States
|
25°C | 2h 40m | €284 | €62/night | 104 |
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Santa Barbara
United States
|
23°C | 2h 20m | €275 | €125/night | 111 |
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Covington
United States
|
24°C | 4h 20m | €374 | €58/night | 110 |
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Cleveland
United States
|
21°C | 4h 20m | €401 | €75/night | 109 |
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Indianapolis
United States
|
23°C | 4h | €378 | €62/night | 106 |
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Charleston
United States
|
27°C | 5h | €356 | €64/night | 109 |
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Chicago
United States
|
22°C | 3h 40m | €226 | €86/night | 223 |
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Guadalajara
Mexico
|
22°C | 4h 40m | €396 | €30/night | 114 |
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Santa Rosa
United States
|
24°C | 1h 40m | €340 | €68/night | 110 |
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Toronto
Canada
|
20°C | 4h 20m | €362 | €100/night | 118 |
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Redmond
United States
|
20°C | €238 | €84/night | 106 | |
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San Francisco
United States
|
19°C | 1h 40m | €102 | €90/night | 101 |
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Nashville
United States
|
27°C | 4h 20m | €263 | €60/night | 102 |
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Charlotte
United States
|
26°C | 4h 40m | €806 | €67/night | 102 |
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Oakland
United States
|
20°C | 1h 40m | €102 | €65/night | 101 |
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Kansas City
United States
|
25°C | 3h 20m | €303 | €68/night | 104 |
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Atlanta
United States
|
28°C | 4h 40m | €306 | €54/night | 101 |
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Milwaukee
United States
|
20°C | 3h 40m | €394 | €52/night | 104 |
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El Paso
United States
|
27°C | 3h | €426 | €59/night | 105 |
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Chongqing
China
|
26°C | 12h 40m | €1135 | €37/night | 2 |
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Tokyo
Japan
|
27°C | 9h 40m | €918 | €115/night | 204 |
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Redding
United States
|
28°C | 1h 20m | €244 | €69/night | 103 |
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Minneapolis
United States
|
19°C | 3h | €400 | €70/night | 108 |
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Oklahoma City
United States
|
29°C | 3h 20m | €340 | €45/night | 108 |
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Mexico City
Mexico
|
20°C | 5h | €806 | €47/night | 105 |
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London
United Kingdom
|
19°C | 9h 40m | €713 | €163/night | 109 |
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Wichita
United States
|
27°C | 3h 20m | €376 | €49/night | 105 |
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Tulsa
United States
|
28°C | 3h 20m | €352 | €51/night | 106 |
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Taipei
Taiwan
|
30°C | 12h 20m | €706 | €59/night | 107 |
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Manila
Philippines
|
28°C | 13h 20m | €912 | €19/night | 60 |
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New Orleans
United States
|
30°C | 4h 40m | €360 | €78/night | 102 |
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Palm Springs
United States
|
31°C | 2h 20m | €256 | €145/night | 111 |
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Hong Kong
Hong Kong
|
29°C | 13h 20m | €1195 | €97/night | 63 |
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Las Vegas
United States
|
31°C | 2h | €50 | €86/night | 111 |
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San Jose del Cabo
Mexico
|
30°C | 3h 40m | €407 | €30/night | 47 |
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Singapore
Singapore
|
29°C | 16h 20m | €1002 | €121/night | 59 |
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Tucson
United States
|
30°C | 2h 40m | €289 | €60/night | 111 |
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Orlando
United States
|
30°C | 5h 20m | €444 | €61/night | 118 |
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Tampa
United States
|
30°C | 5h 20m | €382 | €85/night | 107 |
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Cancun
Mexico
|
31°C | 5h 40m | €586 | €30/night | 2 |
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Puerto Vallarta
Mexico
|
30°C | 4h 40m | €444 | €55/night | 2 |
|
Dallas
United States
|
32°C | 3h 40m | €278 | €52/night | 204 |
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Miami
United States
|
30°C | 5h 40m | €355 | €87/night | 108 |
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Houston
United States
|
31°C | 4h | €250 | €51/night | 112 |
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Fort Lauderdale
United States
|
30°C | 5h 40m | €369 | €79/night | 107 |
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Austin
United States
|
33°C | 3h 40m | €191 | €57/night | 109 |
|
San Antonio
United States
|
32°C | 3h 40m | €386 | €55/night | 109 |
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Dubai
United Arab Emirates
|
35°C | 14h 40m | €1669 | €73/night | 105 |
|
Phoenix
United States
|
33°C | 2h 40m | €156 | €71/night | 107 |
|
Doha
Qatar
|
37°C | 14h 40m | €1643 | €89/night | 105 |
Temperatures are historical averages for September. Prices updated 15 Sep 2026.
Warmest destinations from Seattle in September
The warmest places to fly to directly from Seattle in September, ranked by average daytime temperature. All destinations average 18°C or above and are reachable on a direct flight.
San Diego
24°C avg daytime
From €120 return
2h 20m direct
104 trips available
Santa Ana
25°C avg daytime
From €224 return
2h 20m direct
106 trips available
Los Angeles
26°C avg daytime
From €69 return
2h 20m direct
112 trips available
Walla Walla
23°C avg daytime
From €207 return
direct
110 trips available
Wenatchee
23°C avg daytime
From €240 return
direct
107 trips available
Frequently Asked Questions
Where is hot in September from Seattle?
There are 94 warm destinations reachable by direct flight from Seattle in September. San Diego is among the top picks, with average daytime temperatures around 24°C.
Which is the warmest place to fly to from Seattle in September?
Doha is typically the warmest destination reachable by direct flight from Seattle in September, averaging around 37°C during the day.
What is the cheapest warm holiday from Seattle in September?
Denver is among the cheapest warm destinations from Seattle in September, with return fares from around €50.
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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