Delta Flight 1645 Deals & Information (2026/2027)

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

Delta Flight 1645 Route Deals From $279

The cheapest prices found with in the last 7 days for return flights were $399 and $279 for one-way flights to Salt Lake City Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 23 - Mon, Oct 26
PSC
Tri-Cities
SLC
Salt Lake City Intl.
$399 Roundtrip, found 1 day ago
$399
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 23 from Tri-Cities to Salt Lake City Intl., returning Mon, Oct 26, priced at $399 found 1 day ago
Fri, Oct 23 - Mon, Oct 26
PSC
Tri-Cities
SLC
Salt Lake City Intl.
$409 Roundtrip, found 1 day ago
$409
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 23 from Tri-Cities to Salt Lake City Intl., returning Mon, Oct 26, priced at $409 found 1 day ago
Fri, Sep 4 - Mon, Sep 7
PSC
Tri-Cities
SLC
Salt Lake City Intl.
$425 Roundtrip, found 5 days ago
$425
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Sep 4 from Tri-Cities to Salt Lake City Intl., returning Mon, Sep 7, priced at $425 found 5 days ago
Fri, Sep 4 - Mon, Sep 7
PSC
Tri-Cities
SLC
Salt Lake City Intl.
$435 Roundtrip, found 5 days ago
$435
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Sep 4 from Tri-Cities to Salt Lake City Intl., returning Mon, Sep 7, priced at $435 found 5 days ago
Fri, Oct 23 - Mon, Oct 26
PSC
Tri-Cities
SLC
Salt Lake City Intl.
$439 Roundtrip, found 1 day ago
$439
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 23 from Tri-Cities to Salt Lake City Intl., returning Mon, Oct 26, priced at $439 found 1 day ago
Fri, Oct 23 - Mon, Oct 26
PSC
Tri-Cities
SLC
Salt Lake City Intl.
$449 Roundtrip, found 1 day ago
$449
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 23 from Tri-Cities to Salt Lake City Intl., returning Mon, Oct 26, priced at $449 found 1 day ago

Frequently asked questions

What route does flight number DL1645 take?
Flight number DL1645 takes about 1 hour and 37 minutes to fly straight from John Glenn Columbus Intl. Airport (CMH) to Hartsfield–Jackson Atlanta International Airport. Sure, there's magic in the destination, but getting there is half the fun!
What kind of plane is on flight number DL1645?
Prepare to jump on board a Boeing 737-800 if you're taking off on flight DL1645. Most flights from John Glenn Intl. Airport to Hartsfield-Jackson Atlanta Intl. Airport (ATL) operate using this type of plane.
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 DL1645 flight with Travelocity, please visit our Customer Service Portal.