American Airlines Flight 1240 Deals & Information (2026/2027)

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American Airlines Flight 1240 Route Deals From $71

The cheapest prices found with in the last 7 days for return flights were $137 and $71 for one-way flights to Miami Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 6 - Sat, May 9
BDL
Bradley Intl.
MIA
Miami Intl.
$137 Roundtrip, found 3 days ago
$137
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, May 6 from Bradley Intl. to Miami Intl., returning Sat, May 9, priced at $137 found 3 days ago
Sat, May 16 - Tue, May 19
BDL
Bradley Intl.
MIA
Miami Intl.
$147 Roundtrip, found 10 hours ago
$147
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sat, May 16 from Bradley Intl. to Miami Intl., returning Tue, May 19, priced at $147 found 10 hours ago
Sat, May 2 - Tue, May 5
BDL
Bradley Intl.
MIA
Miami Intl.
$148 Roundtrip, found 7 hours ago
$148
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, May 2 from Bradley Intl. to Miami Intl., returning Tue, May 5, priced at $148 found 7 hours ago
Wed, Mar 25 - Thu, Apr 2
BDL
Bradley Intl.
MIA
Miami Intl.
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Mar 25 from Bradley Intl. to Miami Intl., returning Thu, Apr 2, priced at $167 found 1 day ago
Wed, Mar 25 - Thu, Apr 2
BDL
Bradley Intl.
MIA
Miami Intl.
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Mar 25 from Bradley Intl. to Miami Intl., returning Thu, Apr 2, priced at $197 found 1 day ago

Frequently asked questions

What route does flight number AA1240 take?
AA1240 takes a number of routes. The most frequently flown is Sea-Tac Airport to O'Hare Airport, which flies direct. This flight typically takes 4 hours and 21 minutes. That said, there may be other flights with this number that are multi-stop.
How often is AA1240 on time?
American Airlines flight number AA1240 from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to ORD touches down according to schedule 93% of the time, so you can relax knowing that you will get to your destination ASAP. In the rare event that it is behind schedule, it is delayed on average by 37 minutes. This flight has a 2.9-star rating.
What kind of plane is on flight number AA1240?
AA1240 is a flight number that is used on many different routes. If you're booked on the busiest route, SEA to ORD, there's a strong chance you'll be cruising aboard a Boeing 737-800.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AA1240 flight with Travelocity, please visit our Customer Service Portal.