Delta Flight 1143 Deals & Information (2025/2026)

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Delta Flight 1143 Route Deals From $101

The cheapest prices found with in the last 7 days for return flights were $159 and $101 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 29 - Tue, Aug 5
LAX
Los Angeles Intl.
IAH
George Bush Intercontinental
$159 Roundtrip, found 1 hour ago
$159
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jul 29 from Los Angeles Intl. to George Bush Intercontinental, returning Tue, Aug 5, priced at $159 found 1 hour ago
Tue, Sep 16 - Wed, Sep 17
LAX
Los Angeles Intl.
IAH
George Bush Intercontinental
$177 Roundtrip, found 1 day ago
$177
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 16 from Los Angeles Intl. to George Bush Intercontinental, returning Wed, Sep 17, priced at $177 found 1 day ago

Frequently asked questions

What route does flight number DL1143 take?
You’ll be landing at DTW from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) if you’ve booked a ticket on flight number DL1143. You’ll be in the sky for 1 hour and 54 minutes during this journey. What’s more, the service conveniently travels non-stop.
What terminal does DL1143 fly out of?
Flights to and from Hartsfield-Jackson Atlanta Intl. Airport (ATL) and Detroit Metropolitan Wayne County Airport (DTW) are served by flight number DL1143, and passengers who travel on this route typically board from Terminal S.
What kind of plane is on flight number DL1143?
There’s every chance you’ll find yourself traveling aboard the Boeing 757-300 if you’re traveling on flight number DL1143. This flight almost always leaves from Hartsfield–Jackson Atlanta International Airport and touches down at Detroit Metropolitan Wayne County Airport (DTW).
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 DL1143 flight with Travelocity, please visit our Customer Service Portal.