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 $134

The cheapest prices found with in the last 7 days for return flights were $245 and $134 for one-way flights to Appleton Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Mar 30 - Mon, Apr 6
ORD
O'Hare Intl.
ATW
Appleton Intl.
$245 Roundtrip, found 3 days ago
$245
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Mar 30 from O'Hare Intl. to Appleton Intl., returning Mon, Apr 6, priced at $245 found 3 days ago
Tue, Mar 31 - Mon, Apr 6
ORD
O'Hare Intl.
ATW
Appleton Intl.
$261 Roundtrip, found 3 days ago
$261
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Mar 31 from O'Hare Intl. to Appleton Intl., returning Mon, Apr 6, priced at $261 found 3 days ago
Tue, May 19 - Wed, May 20
ORD
O'Hare Intl.
ATW
Appleton Intl.
$267 Roundtrip, found 5 days ago
$267
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 19 from O'Hare Intl. to Appleton Intl., returning Wed, May 20, priced at $267 found 5 days ago
Thu, Apr 2 - Fri, Apr 3
ORD
O'Hare Intl.
ATW
Appleton Intl.
$274 Roundtrip, found 7 hours ago
$274
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Apr 2 from O'Hare Intl. to Appleton Intl., returning Fri, Apr 3, priced at $274 found 7 hours ago
Tue, May 19 - Wed, May 20
ORD
O'Hare Intl.
ATW
Appleton Intl.
$277 Roundtrip, found 5 days ago
$277
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 19 from O'Hare Intl. to Appleton Intl., returning Wed, May 20, priced at $277 found 5 days ago
Fri, Apr 3 - Mon, Apr 6
ORD
O'Hare Intl.
ATW
Appleton Intl.
$290 Roundtrip, found 3 days ago
$290
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Apr 3 from O'Hare Intl. to Appleton Intl., returning Mon, Apr 6, priced at $290 found 3 days ago
Tue, May 19 - Wed, May 20
ORD
O'Hare Intl.
ATW
Appleton Intl.
$297 Roundtrip, found 5 days ago
$297
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 19 from O'Hare Intl. to Appleton Intl., returning Wed, May 20, priced at $297 found 5 days ago
Thu, Apr 2 - Fri, Apr 3
ORD
O'Hare Intl.
ATW
Appleton Intl.
$305 Roundtrip, found 7 hours ago
$305
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Apr 2 from O'Hare Intl. to Appleton Intl., returning Fri, Apr 3, priced at $305 found 7 hours ago
Tue, May 19 - Wed, May 20
ORD
O'Hare Intl.
ATW
Appleton Intl.
$337 Roundtrip, found 5 days ago
$337
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 19 from O'Hare Intl. to Appleton Intl., returning Wed, May 20, priced at $337 found 5 days ago
Tue, May 19 - Wed, May 20
ORD
O'Hare Intl.
ATW
Appleton Intl.
$358 Roundtrip, found 5 days ago
$358
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 19 from O'Hare Intl. to Appleton Intl., returning Wed, May 20, priced at $358 found 5 days 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.