American Airlines Flight 3748 Deals & Information (2025/2026)

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American Airlines Flight 3748 Route Deals From $193

The cheapest prices found with in the last 7 days for return flights were $211 and $193 for one-way flights to Harrisburg Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 20 - Sat, Aug 23
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$211 Roundtrip, found 10 hours ago
$211
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Aug 20 from O'Hare Intl. to Harrisburg Intl., returning Sat, Aug 23, priced at $211 found 10 hours ago
Tue, Sep 23 - Tue, Sep 30
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$245 Roundtrip, found 4 days ago
$245
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 23 from O'Hare Intl. to Harrisburg Intl., returning Tue, Sep 30, priced at $245 found 4 days ago
Sat, Aug 30 - Mon, Sep 1
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$247 Roundtrip, found 4 days ago
$247
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 30 from O'Hare Intl. to Harrisburg Intl., returning Mon, Sep 1, priced at $247 found 4 days ago
Fri, Nov 7 - Mon, Nov 10
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Nov 7 from O'Hare Intl. to Harrisburg Intl., returning Mon, Nov 10, priced at $249 found 3 days ago
Thu, Aug 28 - Sun, Aug 31
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$251 Roundtrip, found 2 days ago
$251
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 28 from O'Hare Intl. to Harrisburg Intl., returning Sun, Aug 31, priced at $251 found 2 days ago
Tue, Sep 23 - Tue, Sep 30
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$255 Roundtrip, found 4 days ago
$255
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 23 from O'Hare Intl. to Harrisburg Intl., returning Tue, Sep 30, priced at $255 found 4 days ago
Wed, Aug 20 - Sat, Aug 23
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$257 Roundtrip, found 10 hours ago
$257
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Aug 20 from O'Hare Intl. to Harrisburg Intl., returning Sat, Aug 23, priced at $257 found 10 hours ago
Fri, Nov 7 - Mon, Nov 10
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$259 Roundtrip, found 3 days ago
$259
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Nov 7 from O'Hare Intl. to Harrisburg Intl., returning Mon, Nov 10, priced at $259 found 3 days ago
Thu, Aug 28 - Sun, Aug 31
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$261 Roundtrip, found 2 days ago
$261
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 28 from O'Hare Intl. to Harrisburg Intl., returning Sun, Aug 31, priced at $261 found 2 days ago
Wed, Aug 20 - Sat, Aug 23
ORD
O'Hare Intl.
MDT
Harrisburg Intl.
$261 Roundtrip, found 10 hours ago
$261
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Aug 20 from O'Hare Intl. to Harrisburg Intl., returning Sat, Aug 23, priced at $261 found 10 hours ago

Frequently asked questions

What route does flight number AA3748 take?
AA3748 takes several routes. The most popular is between MSN and Dallas-Fort Worth Intl. Airport (DFW), which is a direct flight. This flight generally takes 2 hours and 29 minutes. However, there may possibly be other flights with the same number that are multi-stop.
What kind of plane is on flight number AA3748?
Chances are you'll be traveling aboard the Embraer 175 if you've booked a ticket on flight number AA3748 from Dane County Regional Airport (MSN) to Dallas-Fort Worth Intl. Airport (DFW). This is the most commonly used aircraft on this route.
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 AA3748 flight with Travelocity, please visit our Customer Service Portal.