American Airlines Flight 1840 Deals & Information (2026/2027)

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Frequently asked questions

What route does flight number AA1840 take?
AA1840 travels between Charlotte, NC Airport (CLT-Charlotte-Douglas Intl.) and George Bush Intercontinental Airport (IAH) directly. This journey generally takes 2 hours and 38 minutes.
How often is AA1840 on time?
If you're traveling with American Airlines flight number AA1840 between Charlotte, NC Airport (CLT-Charlotte-Douglas Intl.) and Houston, TX Airport (IAH-George Bush Intercontinental), it's nice to know that 84% of these services arrive on time. If your plane does happen to be delayed, the average wait is approximately 17 minutes. This service has a 3.1-star rating.
What kind of plane is on flight number AA1840?
There's every chance you'll be jumping on board the Boeing 737-800 if you're booked on flight number AA1840. This flight usually departs from Charlotte-Douglas Intl. Airport (CLT) and lands at George Bush Intercontinental Airport (IAH).
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 AA1840 flight with Travelocity, please visit our Customer Service Portal.