American Airlines Flight 3770 Deals & Information (2025/2026)

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American Airlines Flight 3770 Route Deals From $210

The cheapest prices found with in the last 7 days for return flights were $257 and $210 for one-way flights to Appleton Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 20 - Sat, Dec 27
ORD
O'Hare Intl.
ATW
Appleton Intl.
$257 Roundtrip, found 6 days ago
$257
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 20 from O'Hare Intl. to Appleton Intl., returning Sat, Dec 27, priced at $257 found 6 days ago
Sat, Dec 20 - Tue, Dec 23
ORD
O'Hare Intl.
ATW
Appleton Intl.
$275 Roundtrip, found 6 days ago
$275
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 20 from O'Hare Intl. to Appleton Intl., returning Tue, Dec 23, priced at $275 found 6 days ago
Wed, Dec 17 - Sat, Dec 27
ORD
O'Hare Intl.
ATW
Appleton Intl.
$276 Roundtrip, found 6 days ago
$276
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 17 from O'Hare Intl. to Appleton Intl., returning Sat, Dec 27, priced at $276 found 6 days ago
Sat, Dec 20 - Sun, Dec 21
ORD
O'Hare Intl.
ATW
Appleton Intl.
$277 Roundtrip, found 6 days ago
$277
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 20 from O'Hare Intl. to Appleton Intl., returning Sun, Dec 21, priced at $277 found 6 days ago
Tue, Dec 16 - Tue, Dec 23
ORD
O'Hare Intl.
ATW
Appleton Intl.
$284 Roundtrip, found 6 days ago
$284
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Dec 16 from O'Hare Intl. to Appleton Intl., returning Tue, Dec 23, priced at $284 found 6 days ago
Mon, Dec 15 - Mon, Dec 22
ORD
O'Hare Intl.
ATW
Appleton Intl.
$287 Roundtrip, found 6 days ago
$287
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Dec 15 from O'Hare Intl. to Appleton Intl., returning Mon, Dec 22, priced at $287 found 6 days ago
Mon, Dec 15 - Sun, Dec 21
ORD
O'Hare Intl.
ATW
Appleton Intl.
$290 Roundtrip, found 6 days ago
$290
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Dec 15 from O'Hare Intl. to Appleton Intl., returning Sun, Dec 21, priced at $290 found 6 days ago
Wed, Dec 17 - Tue, Dec 23
ORD
O'Hare Intl.
ATW
Appleton Intl.
$307 Roundtrip, found 2 days ago
$307
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Dec 17 from O'Hare Intl. to Appleton Intl., returning Tue, Dec 23, priced at $307 found 2 days ago
Tue, Dec 16 - Fri, Dec 26
ORD
O'Hare Intl.
ATW
Appleton Intl.
$324 Roundtrip, found 6 days ago
$324
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Dec 16 from O'Hare Intl. to Appleton Intl., returning Fri, Dec 26, priced at $324 found 6 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.