American Airlines Flight 3598 Deals & Information (2025/2026)

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 3598 Route Deals From $60

The cheapest prices found with in the last 7 days for return flights were $97 and $60 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Feb 9 - Wed, Feb 11
DFW
Dallas-Fort Worth Intl.
IAH
George Bush Intercontinental
$97 Roundtrip, found 4 days ago
$97
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Feb 9 from Dallas-Fort Worth Intl. to George Bush Intercontinental, returning Wed, Feb 11, priced at $97 found 4 days ago
Sat, Oct 11 - Tue, Oct 14
DFW
Dallas-Fort Worth Intl.
IAH
George Bush Intercontinental
$113 Roundtrip, found 1 day ago
$113
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Oct 11 from Dallas-Fort Worth Intl. to George Bush Intercontinental, returning Tue, Oct 14, priced at $113 found 1 day ago
Wed, Oct 15 - Fri, Oct 17
DFW
Dallas-Fort Worth Intl.
IAH
George Bush Intercontinental
$136 Roundtrip, found 8 hours ago
$136
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Oct 15 from Dallas-Fort Worth Intl. to George Bush Intercontinental, returning Fri, Oct 17, priced at $136 found 8 hours ago
Sat, Oct 11 - Mon, Oct 13
DFW
Dallas-Fort Worth Intl.
IAH
George Bush Intercontinental
$139 Roundtrip, found 17 hours ago
$139
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sat, Oct 11 from Dallas-Fort Worth Intl. to George Bush Intercontinental, returning Mon, Oct 13, priced at $139 found 17 hours ago

Frequently asked questions

What route does flight number AA3598 take?
AA3598 flies directly from George Bush Intercontinental Airport (IAH) to O'Hare Airport in about 2 hours and 49 minutes. It can sometimes take other routes though, some of which may be multi-stop journeys. Keep an eye out for this when locking in your seat to avoid any confusion.
What terminal does AA3598 fly out of?
AA3598 flights out of Houston, TX Airport (IAH-George Bush Intercontinental) generally take off from Terminal A. This flight number runs on a number of routes, but the most frequented is Houston, TX Airport (IAH-George Bush Intercontinental) to O'Hare Airport.
What kind of plane is on flight number AA3598?
AA3598 is a flight number that's used on a number of routes. If you're booked on the most popular route, Houston, TX Airport (IAH-George Bush Intercontinental) to Chicago, IL Airport (ORD-O'Hare Intl.), there's every chance you'll be hopping on board the Embraer 175.
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 AA3598 flight with Travelocity, please visit our Customer Service Portal.