Where Is Hot in September from Boston? 2026
87 warm destinations have direct flights from Boston in September. San Diego has the best overall weather. Baltimore has the lowest fares from €102.
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San Diego
United States
|
24°C | 5h 20m | €195 | €82/night | 117 |
|
Athens
Greece
|
26°C | 9h 40m | €1142 | €58/night | 147 |
|
Los Angeles
United States
|
26°C | 5h 40m | €204 | €84/night | 127 |
|
Seoul
South Korea
|
25°C | 13h 40m | €2217 | €84/night | 111 |
|
Rome
Italy
|
26°C | 8h 20m | €893 | €106/night | 132 |
|
Barcelona
Spain
|
25°C | 7h 40m | €455 | €103/night | 123 |
|
Istanbul
Turkey
|
23°C | 9h 40m | €1072 | €46/night | 95 |
|
Porto
Portugal
|
22°C | 6h 40m | €887 | €58/night | 47 |
|
Washington
United States
|
21°C | 1h 20m | €115 | €93/night | 245 |
|
Madrid
Spain
|
26°C | 7h | €659 | €122/night | 137 |
|
Ponta Delgada
Portugal
|
23°C | 5h | €737 | €51/night | 105 |
|
Beijing
China
|
26°C | 13h 40m | €1279 | €64/night | 27 |
|
Lisbon
Portugal
|
25°C | 6h 40m | €840 | €92/night | 130 |
|
Milan
Italy
|
22°C | 7h 40m | €870 | €99/night | 123 |
|
Salt Lake City
United States
|
24°C | 4h 40m | €711 | €66/night | 116 |
|
Philadelphia
United States
|
23°C | €172 | €71/night | 129 | |
|
New York
United States
|
23°C | €160 | €221/night | 379 | |
|
Portland
United States
|
22°C | 5h 20m | €322 | €62/night | 112 |
|
Baltimore
United States
|
24°C | 1h | €102 | €73/night | 115 |
|
Newark
United States
|
23°C | €160 | €87/night | 128 | |
|
Harrisburg
United States
|
22°C | 1h | €682 | €55/night | 113 |
|
Detroit
United States
|
22°C | 1h 40m | €153 | €89/night | 137 |
|
Louisville
United States
|
25°C | 2h | €314 | €56/night | 132 |
|
Norfolk
United States
|
21°C | 1h 20m | €188 | €64/night | 123 |
|
Richmond
United States
|
25°C | 1h 20m | €248 | €67/night | 115 |
|
Pittsburgh
United States
|
22°C | 1h 20m | €208 | €72/night | 118 |
|
Denver
United States
|
23°C | 3h 40m | €116 | €59/night | 117 |
|
Paris
France
|
20°C | 7h 20m | €972 | €179/night | 133 |
|
Columbus
United States
|
23°C | 1h 40m | €360 | €59/night | 130 |
|
Covington
United States
|
24°C | 1h 40m | €457 | €58/night | 130 |
|
Rockland
United States
|
21°C | €181 | €93/night | 115 | |
|
Cleveland
United States
|
21°C | 1h 40m | €246 | €75/night | 116 |
|
Knoxville
United States
|
25°C | 2h | €148 | €66/night | 33 |
|
Indianapolis
United States
|
23°C | 2h | €417 | €62/night | 133 |
|
Charleston
United States
|
27°C | 2h | €234 | €64/night | 118 |
|
Myrtle Beach
United States
|
26°C | 1h 40m | €183 | €48/night | 53 |
|
Seattle
United States
|
20°C | 5h 20m | €266 | €72/night | 137 |
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Chicago
United States
|
22°C | 2h | €171 | €86/night | 248 |
|
Toronto
Canada
|
20°C | 1h 20m | €191 | €100/night | 264 |
|
San Francisco
United States
|
19°C | 5h 40m | €278 | €90/night | 113 |
|
Nashville
United States
|
27°C | 2h 20m | €172 | €60/night | 115 |
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Buffalo
United States
|
20°C | 1h 20m | €169 | €82/night | 114 |
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Charlotte
United States
|
26°C | 1h 40m | €162 | €67/night | 136 |
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Kansas City
United States
|
25°C | 2h 40m | €246 | €68/night | 131 |
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Lebanon
United States
|
26°C | €134 | €43/night | 131 | |
|
Grand Rapids
United States
|
20°C | 1h 40m | €184 | €56/night | 18 |
|
Des Moines
United States
|
22°C | 2h 40m | €142 | €62/night | 18 |
|
Atlanta
United States
|
28°C | 2h 20m | €138 | €54/night | 122 |
|
Nantucket
United States
|
20°C | €196 | €325/night | 111 | |
|
Wilmington
United States
|
27°C | 1h 40m | €163 | €62/night | 121 |
|
Milwaukee
United States
|
20°C | 2h | €182 | €52/night | 111 |
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Tokyo
Japan
|
27°C | 13h 40m | €3229 | €115/night | 116 |
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Asheville
United States
|
22°C | 1h 40m | €143 | €75/night | 50 |
|
Augusta
United States
|
28°C | €147 | €59/night | 117 | |
|
Rochester
United States
|
20°C | 1h | €453 | €67/night | 114 |
|
Savannah
United States
|
28°C | 2h 20m | €208 | €70/night | 119 |
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Memphis
United States
|
29°C | 2h 40m | €436 | €59/night | 134 |
|
Minneapolis
United States
|
19°C | 2h 40m | €186 | €70/night | 134 |
|
Sao Paulo
Brazil
|
21°C | 9h 40m | €911 | €25/night | 51 |
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Mexico City
Mexico
|
20°C | 4h 40m | €594 | €47/night | 133 |
|
London
United Kingdom
|
19°C | 6h 40m | €647 | €163/night | 141 |
|
Syracuse
United States
|
19°C | €102 | €65/night | 119 | |
|
Santo Domingo
Dominican Republic
|
28°C | 3h 40m | €214 | €38/night | 122 |
|
Daytona Beach
United States
|
28°C | 2h 40m | €162 | €64/night | 109 |
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New Orleans
United States
|
30°C | 3h | €208 | €78/night | 109 |
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Oranjestad
Aruba
|
29°C | 4h 20m | €364 | €56/night | 107 |
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Hong Kong
Hong Kong
|
29°C | 16h | €1625 | €97/night | 114 |
|
Las Vegas
United States
|
31°C | 5h | €292 | €86/night | 127 |
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Bridgetown
Barbados
|
29°C | 4h 40m | €406 | €88/night | 3 |
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Jacksonville
United States
|
30°C | 2h 20m | €198 | €66/night | 128 |
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Orlando
United States
|
30°C | 2h 40m | €114 | €61/night | 141 |
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Tampa
United States
|
30°C | 2h 40m | €214 | €85/night | 134 |
|
Montego Bay
Jamaica
|
29°C | 3h 40m | €386 | €65/night | 3 |
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Cancun
Mexico
|
31°C | 3h 40m | €325 | €30/night | 110 |
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Dallas
United States
|
32°C | 3h 20m | €241 | €52/night | 248 |
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West Palm Beach
United States
|
29°C | 2h 40m | €214 | €80/night | 133 |
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Fort Myers
United States
|
31°C | 2h 40m | €198 | €71/night | 131 |
|
Miami
United States
|
30°C | 2h 40m | €146 | €87/night | 133 |
|
Houston
United States
|
31°C | 3h 40m | €258 | €51/night | 114 |
|
Fort Lauderdale
United States
|
30°C | 2h 40m | €125 | €79/night | 132 |
|
Austin
United States
|
33°C | 3h 40m | €231 | €57/night | 127 |
|
San Antonio
United States
|
32°C | 3h 40m | €340 | €55/night | 121 |
|
Abu Dhabi
United Arab Emirates
|
35°C | 13h 40m | €1214 | €103/night | 141 |
|
Dubai
United Arab Emirates
|
35°C | 13h 20m | €1461 | €73/night | 116 |
|
Phoenix
United States
|
33°C | 4h 40m | €274 | €71/night | 130 |
|
San Juan
United States
|
34°C | 3h 40m | €244 | €88/night | 132 |
|
Doha
Qatar
|
37°C | 13h 20m | €1390 | €89/night | 115 |
Temperatures are historical averages for September. Prices updated 10 Sep 2026.
Warmest destinations from Boston in September
The warmest places to fly to directly from Boston 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 €195 return
5h 20m direct
117 trips available
Athens
26°C avg daytime
From €1142 return
9h 40m direct
147 trips available
Los Angeles
26°C avg daytime
From €204 return
5h 40m direct
127 trips available
Seoul
25°C avg daytime
From €2217 return
13h 40m direct
111 trips available
Rome
26°C avg daytime
From €893 return
8h 20m direct
132 trips available
Frequently Asked Questions
Where is hot in September from Boston?
There are 87 warm destinations reachable by direct flight from Boston 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 Boston in September?
Doha is typically the warmest destination reachable by direct flight from Boston in September, averaging around 37°C during the day.
What is the cheapest warm holiday from Boston in September?
Baltimore is among the cheapest warm destinations from Boston 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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