American Airlines Flight 3770 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

American Airlines Flight 3770 Route Deals From $139

The cheapest prices found with in the last 7 days for return flights were $259 and $139 for one-way flights to Appleton Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 21 - Mon, Jul 27
ORD
O'Hare Intl.
ATW
Appleton Intl.
$259 Roundtrip, found 1 day ago
$259
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jul 21 from O'Hare Intl. to Appleton Intl., returning Mon, Jul 27, priced at $259 found 1 day ago
Wed, Jul 22 - Mon, Jul 27
ORD
O'Hare Intl.
ATW
Appleton Intl.
$274 Roundtrip, found 1 day ago
$274
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jul 22 from O'Hare Intl. to Appleton Intl., returning Mon, Jul 27, priced at $274 found 1 day ago
Fri, Jul 24 - Sat, Jul 25
ORD
O'Hare Intl.
ATW
Appleton Intl.
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from O'Hare Intl. to Appleton Intl., returning Sat, Jul 25, priced at $287 found 1 day ago
Fri, Jul 24 - Sat, Jul 25
ORD
O'Hare Intl.
ATW
Appleton Intl.
$297 Roundtrip, found 1 day ago
$297
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from O'Hare Intl. to Appleton Intl., returning Sat, Jul 25, priced at $297 found 1 day ago
Sat, Jul 25 - Mon, Jul 27
ORD
O'Hare Intl.
ATW
Appleton Intl.
$303 Roundtrip, found 1 day ago
$303
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jul 25 from O'Hare Intl. to Appleton Intl., returning Mon, Jul 27, priced at $303 found 1 day ago
Fri, Jul 24 - Sat, Jul 25
ORD
O'Hare Intl.
ATW
Appleton Intl.
$317 Roundtrip, found 1 day ago
$317
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from O'Hare Intl. to Appleton Intl., returning Sat, Jul 25, priced at $317 found 1 day ago
Wed, Jul 22 - Sat, Jul 25
ORD
O'Hare Intl.
ATW
Appleton Intl.
$318 Roundtrip, found 1 day ago
$318
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jul 22 from O'Hare Intl. to Appleton Intl., returning Sat, Jul 25, priced at $318 found 1 day ago
Fri, Jul 24 - Sat, Jul 25
ORD
O'Hare Intl.
ATW
Appleton Intl.
$322 Roundtrip, found 1 day ago
$322
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from O'Hare Intl. to Appleton Intl., returning Sat, Jul 25, priced at $322 found 1 day ago
Tue, Jul 21 - Sun, Aug 2
ORD
O'Hare Intl.
ATW
Appleton Intl.
$323 Roundtrip, found 1 day ago
$323
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jul 21 from O'Hare Intl. to Appleton Intl., returning Sun, Aug 2, priced at $323 found 1 day ago
Fri, Jul 24 - Sat, Jul 25
ORD
O'Hare Intl.
ATW
Appleton Intl.
$332 Roundtrip, found 1 day ago
$332
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from O'Hare Intl. to Appleton Intl., returning Sat, Jul 25, priced at $332 found 1 day ago

Frequently asked questions

What route does flight number AA3770 take?
AA3770 takes a number of routes. The most frequently flown is between Jacksonville Intl. Airport (JAX) and Miami, FL Airport (MIA-Miami Intl.), which is a direct flight. This flight generally takes 1 hour and 21 minutes. However, there may possibly be other flights with the same number that have one or more stops.
What kind of plane is on flight number AA3770?
If you're considering booking flight AA3770 from Jacksonville Intl. Airport to Miami Intl. Airport (MIA), you'll most likely be setting off on an Embraer 175. Flight AA3770 serves a number of routes, but this is the most common one.
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 AA3770 flight with Travelocity, please visit our Customer Service Portal.