Delta Flight 1223 Deals & Information (2026/2027)

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Delta Flight 1223 Route Deals From $60

The cheapest prices found with in the last 7 days for return flights were $120 and $60 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jul 18 - Wed, Jul 22
ATL
Hartsfield-Jackson Atlanta Intl.
IAH
George Bush Intercontinental
$120 Roundtrip, found 15 hours ago
$120
Roundtrip
found 15 hours ago
Select Delta flight, departing Sat, Jul 18 from Hartsfield-Jackson Atlanta Intl. to George Bush Intercontinental, returning Wed, Jul 22, priced at $120 found 15 hours ago
Sat, Oct 24 - Mon, Oct 26
ATL
Hartsfield-Jackson Atlanta Intl.
IAH
George Bush Intercontinental
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Delta flight, departing Sat, Oct 24 from Hartsfield-Jackson Atlanta Intl. to George Bush Intercontinental, returning Mon, Oct 26, priced at $137 just found
Wed, Jun 24 - Thu, Jun 25
ATL
Hartsfield-Jackson Atlanta Intl.
IAH
George Bush Intercontinental
$140 Roundtrip, found 4 hours ago
$140
Roundtrip
found 4 hours ago
Select Delta flight, departing Wed, Jun 24 from Hartsfield-Jackson Atlanta Intl. to George Bush Intercontinental, returning Thu, Jun 25, priced at $140 found 4 hours ago
Fri, Jun 26 - Sat, Jun 27
ATL
Hartsfield-Jackson Atlanta Intl.
IAH
George Bush Intercontinental
$141 Roundtrip, found 1 hour ago
$141
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Jun 26 from Hartsfield-Jackson Atlanta Intl. to George Bush Intercontinental, returning Sat, Jun 27, priced at $141 found 1 hour ago
Fri, Oct 23 - Mon, Oct 26
ATL
Hartsfield-Jackson Atlanta Intl.
IAH
George Bush Intercontinental
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Delta flight, departing Fri, Oct 23 from Hartsfield-Jackson Atlanta Intl. to George Bush Intercontinental, returning Mon, Oct 26, priced at $157 just found

Frequently asked questions

What route does flight number DL1223 take?
You'll be arriving into Jacksonville Intl. Airport (JAX) from ATL if you're traveling on flight number DL1223. You'll be in the sky for 1 hour and 10 minutes during this trip. It's also worthwhile noting that it conveniently travels non-stop.
How often is DL1223 on time?
Delta flight number DL1223 from Hartsfield–Jackson Atlanta International Airport to JAX leaves on schedule 100% of the time — so you can be confident you'll touch down at your destination ASAP. If the journey happens to be late, the average wait is 10 minutes. This route has a 3.7-star rating.
What terminal does DL1223 fly out of?
DL1223 runs between Hartsfield-Jackson Atlanta Intl. Airport (ATL) and Jacksonville Intl. Airport, and those taking this flight usually jet off from Terminal S.
What kind of plane is on flight number DL1223?
Prepare to hop on board a Boeing 757 if you have a seat on flight DL1223. Almost all flights from Hartsfield–Jackson Atlanta International Airport to Jacksonville Intl. Airport use this aircraft type.
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 DL1223 flight with Travelocity, please visit our Customer Service Portal.