Delta Flight DL5100 Deals & Information (2025/2026)

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Delta Flight 5100 Route Deals From $172

The cheapest prices found with in the last 7 days for return flights were $338 and $172 for one-way flights to Detroit Metropolitan Wayne County for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 30 - Tue, Aug 5
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$338 Roundtrip, found 1 day ago
$338
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 30 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Tue, Aug 5, priced at $338 found 1 day ago
Wed, Jul 30 - Fri, Aug 8
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$339 Roundtrip, found 1 day ago
$339
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 30 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Fri, Aug 8, priced at $339 found 1 day ago
Mon, Jul 28 - Fri, Aug 8
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$346 Roundtrip, found 1 day ago
$346
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jul 28 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Fri, Aug 8, priced at $346 found 1 day ago
Thu, Jul 31 - Fri, Aug 8
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$356 Roundtrip, found 1 day ago
$356
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jul 31 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Fri, Aug 8, priced at $356 found 1 day ago
Wed, Jul 23 - Sun, Jul 27
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$366 Roundtrip, found 11 hours ago
$366
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Jul 23 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Sun, Jul 27, priced at $366 found 11 hours ago
Tue, Jul 22 - Sun, Jul 27
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$376 Roundtrip, found 11 hours ago
$376
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Jul 22 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Sun, Jul 27, priced at $376 found 11 hours ago
Fri, Aug 1 - Tue, Aug 5
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$376 Roundtrip, found 1 day ago
$376
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Aug 1 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Tue, Aug 5, priced at $376 found 1 day ago
Mon, Jul 28 - Sun, Aug 10
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$377 Roundtrip, found 1 day ago
$377
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jul 28 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Sun, Aug 10, priced at $377 found 1 day ago
Tue, Jul 1 - Thu, Jul 10
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$379 Roundtrip, found 6 days ago
$379
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jul 1 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Thu, Jul 10, priced at $379 found 6 days ago
Mon, Jul 7 - Mon, Jul 14
MDT
Harrisburg Intl.
DTW
Detroit Metropolitan Wayne County
$387 Roundtrip, found 3 days ago
$387
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jul 7 from Harrisburg Intl. to Detroit Metropolitan Wayne County, returning Mon, Jul 14, priced at $387 found 3 days ago

Frequently asked questions

What route does flight number DL5100 take?
DL5100 serves multiple routes, but the most common is between ATL and Montgomery, AL Airport (MGM-Montgomery Regional). If your flight is direct, you’ll stroll through arrivals in around 1 hour and 3 minutes. Multi-stop flights can also travel under the same number, as can flights on other routes.
What terminal does DL5100 fly out of?
If you’re heading off from Hartsfield–Jackson Atlanta International Airport, there’s an excellent chance you’ll board from Terminal S. The most frequented route for DL5100 is ATL to Montgomery Regional Airport, which is a direct flight.
What kind of plane is on flight number DL5100?
DL5100 is a flight number that’s used on lots of different routes. If you’ve booked a seat on its most popular route, Hartsfield–Jackson Atlanta International Airport to Montgomery Regional Airport (MGM), you’ll likely be hopping aboard a Bombardier CRJ.
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 DL5100 flight with Travelocity, please visit our Customer Service Portal.