Delta Flight DL1251 Deals & Information (2025/2026)

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Delta Flight 1251 Route Deals From $220

The cheapest prices found with in the last 7 days for return flights were $391 and $220 for one-way flights to Tucson Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 15 - Tue, Sep 23
ATL
Hartsfield-Jackson Atlanta Intl.
TUS
Tucson Intl.
$391 Roundtrip, found 1 day ago
$391
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Sep 15 from Hartsfield-Jackson Atlanta Intl. to Tucson Intl., returning Tue, Sep 23, priced at $391 found 1 day ago
Mon, Sep 15 - Tue, Sep 23
ATL
Hartsfield-Jackson Atlanta Intl.
TUS
Tucson Intl.
$434 Roundtrip, found 1 day ago
$434
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Sep 15 from Hartsfield-Jackson Atlanta Intl. to Tucson Intl., returning Tue, Sep 23, priced at $434 found 1 day ago
Fri, Oct 10 - Sun, Oct 12
ATL
Hartsfield-Jackson Atlanta Intl.
TUS
Tucson Intl.
$499 Roundtrip, found 2 hours ago
$499
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Oct 10 from Hartsfield-Jackson Atlanta Intl. to Tucson Intl., returning Sun, Oct 12, priced at $499 found 2 hours ago

Frequently asked questions

What route does flight number DL1251 take?
DL1251 takes approximately 3 hours and 6 minutes to fly direct from Metro Airport to Denver Intl. Airport (DEN). Sure, there’s magic in the destination, but getting there is half the fun!
What terminal does DL1251 fly out of?
Direct flights to and from Metro Airport and DIA airport are served by DL1251, and travelers booked on this route typically take off from Terminal EM.
What kind of plane is on flight number DL1251?
The route for DL1251 is most commonly DTW to DEN, and the Boeing 737-900 is the type of plane you’re likely to be flying with.
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 DL1251 flight with Travelocity, please visit our Customer Service Portal.