Where Is Hot in September from Portland? 2026
55 warm destinations have direct flights from Portland in September. San Diego has the best overall weather. Pittsburgh has the lowest fares from €102.
|
San Diego
United States
|
24°C | 2h 20m | €166 | €82/night | 115 |
|
Santa Ana
United States
|
25°C | 2h | €278 | €62/night | 140 |
|
Los Angeles
United States
|
26°C | 2h | €103 | €84/night | 127 |
|
Burbank
United States
|
27°C | 2h | €334 | €96/night | 138 |
|
Reno
United States
|
22°C | 1h 20m | €308 | €69/night | 138 |
|
Boise
United States
|
24°C | 1h | €300 | €60/night | 138 |
|
Washington
United States
|
21°C | 1h 20m | €270 | €93/night | 97 |
|
Ontario
United States
|
27°C | 2h | €316 | €56/night | 138 |
|
Sacramento
United States
|
25°C | 1h 20m | €210 | €70/night | 114 |
|
Spokane
United States
|
20°C | €274 | €63/night | 138 | |
|
San Jose
United States
|
25°C | 1h 40m | €152 | €81/night | 116 |
|
Salt Lake City
United States
|
24°C | 1h 40m | €294 | €66/night | 140 |
|
Fresno
United States
|
28°C | 1h 40m | €350 | €59/night | 138 |
|
Philadelphia
United States
|
23°C | 1h | €360 | €71/night | 96 |
|
New York
United States
|
23°C | 5h 20m | €368 | €221/night | 138 |
|
Medford
United States
|
23°C | €264 | €52/night | 138 | |
|
Kahului
United States
|
27°C | 5h 20m | €571 | €111/night | 124 |
|
Lihue
United States
|
26°C | 5h 40m | €644 | €107/night | 124 |
|
Honolulu
United States
|
27°C | 5h 40m | €524 | €102/night | 114 |
|
Baltimore
United States
|
24°C | 1h 20m | €222 | €73/night | 107 |
|
Newark
United States
|
23°C | 5h 20m | €250 | €87/night | 122 |
|
Idaho Falls
United States
|
20°C | 1h 20m | €334 | €51/night | 130 |
|
Detroit
United States
|
22°C | 1h 40m | €514 | €89/night | 95 |
|
Boston
United States
|
21°C | 5h 20m | €370 | €95/night | 114 |
|
Pittsburgh
United States
|
22°C | 1h 20m | €102 | €72/night | 33 |
|
Denver
United States
|
23°C | 2h 20m | €108 | €59/night | 123 |
|
Billings
United States
|
20°C | 1h 40m | €316 | €74/night | 126 |
|
San Luis Obispo
United States
|
23°C | 1h 40m | €290 | €65/night | 125 |
|
Albuquerque
United States
|
25°C | 2h 40m | €303 | €62/night | 113 |
|
Santa Barbara
United States
|
23°C | 1h 40m | €334 | €125/night | 138 |
|
Charleston
United States
|
27°C | 2h 20m | €120 | €64/night | 28 |
|
Seattle
United States
|
20°C | €217 | €72/night | 135 | |
|
Chicago
United States
|
22°C | 3h 40m | €272 | €86/night | 237 |
|
Guadalajara
Mexico
|
22°C | 4h 20m | €384 | €30/night | 149 |
|
Santa Rosa
United States
|
24°C | 1h 20m | €316 | €68/night | 133 |
|
Redmond
United States
|
20°C | €248 | €84/night | 121 | |
|
San Francisco
United States
|
19°C | 1h 20m | €118 | €90/night | 115 |
|
Nashville
United States
|
27°C | 2h 20m | €334 | €60/night | 89 |
|
Charlotte
United States
|
26°C | 2h | €818 | €67/night | 81 |
|
Oakland
United States
|
20°C | 1h 20m | €118 | €65/night | 114 |
|
Kansas City
United States
|
25°C | 3h 20m | €326 | €68/night | 116 |
|
Atlanta
United States
|
28°C | 2h 20m | €355 | €54/night | 96 |
|
Bozeman
United States
|
18°C | 1h 20m | €318 | €81/night | 138 |
|
Frankfurt
Germany
|
19°C | 10h 40m | €1431 | €58/night | 3 |
|
Minneapolis
United States
|
19°C | 3h 20m | €390 | €70/night | 140 |
|
London
United Kingdom
|
19°C | 10h | €831 | €163/night | 121 |
|
Amsterdam
Netherlands
|
18°C | 10h 20m | €1904 | €108/night | 130 |
|
Palm Springs
United States
|
31°C | 2h | €350 | €145/night | 136 |
|
Las Vegas
United States
|
31°C | 1h 40m | €189 | €86/night | 115 |
|
Tucson
United States
|
30°C | 2h 40m | €274 | €60/night | 131 |
|
Orlando
United States
|
30°C | 2h 40m | €137 | €61/night | 106 |
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Dallas
United States
|
32°C | 3h 40m | €286 | €52/night | 83 |
|
Houston
United States
|
31°C | 3h 40m | €368 | €51/night | 138 |
|
Austin
United States
|
33°C | 3h 40m | €352 | €57/night | 140 |
|
Phoenix
United States
|
33°C | 2h 20m | €268 | €71/night | 115 |
Temperatures are historical averages for September. Prices updated 9 Sep 2026.
Warmest destinations from Portland in September
The warmest places to fly to directly from Portland 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 €166 return
2h 20m direct
115 trips available
Santa Ana
25°C avg daytime
From €278 return
2h direct
140 trips available
Los Angeles
26°C avg daytime
From €103 return
2h direct
127 trips available
Burbank
27°C avg daytime
From €334 return
2h direct
138 trips available
Reno
22°C avg daytime
From €308 return
1h 20m direct
138 trips available
Frequently Asked Questions
Where is hot in September from Portland?
There are 55 warm destinations reachable by direct flight from Portland 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 Portland in September?
Phoenix is typically the warmest destination reachable by direct flight from Portland in September, averaging around 33°C during the day.
What is the cheapest warm holiday from Portland in September?
Pittsburgh is among the cheapest warm destinations from Portland in September, with return fares from around €102.
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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