Delta Flight 866 Deals & Information (2026/2027)

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Delta Flight 866 Route Deals From $104

The cheapest prices found with in the last 7 days for return flights were $194 and $104 for one-way flights to Miami Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 28 - Tue, Aug 4
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$194 Roundtrip, found 5 hours ago
$194
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Jul 28 from Detroit Metropolitan Wayne County to Miami Intl., returning Tue, Aug 4, priced at $194 found 5 hours ago
Sat, Jul 25 - Sun, Aug 2
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Jul 25 from Detroit Metropolitan Wayne County to Miami Intl., returning Sun, Aug 2, priced at $197 found 2 hours ago
Tue, Jun 9 - Wed, Jun 10
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$198 Roundtrip, just found
$198
Roundtrip
just found
Select Delta flight, departing Tue, Jun 9 from Detroit Metropolitan Wayne County to Miami Intl., returning Wed, Jun 10, priced at $198 just found
Tue, Jun 9 - Wed, Jun 10
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$202 Roundtrip, just found
$202
Roundtrip
just found
Select Delta flight, departing Tue, Jun 9 from Detroit Metropolitan Wayne County to Miami Intl., returning Wed, Jun 10, priced at $202 just found
Tue, Jul 28 - Tue, Aug 4
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$204 Roundtrip, found 5 hours ago
$204
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Jul 28 from Detroit Metropolitan Wayne County to Miami Intl., returning Tue, Aug 4, priced at $204 found 5 hours ago
Tue, Jun 9 - Wed, Jun 10
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$208 Roundtrip, just found
$208
Roundtrip
just found
Select Delta flight, departing Tue, Jun 9 from Detroit Metropolitan Wayne County to Miami Intl., returning Wed, Jun 10, priced at $208 just found
Sat, Nov 7 - Sat, Nov 14
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$209 Roundtrip, found 1 day ago
$209
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 7 from Detroit Metropolitan Wayne County to Miami Intl., returning Sat, Nov 14, priced at $209 found 1 day ago
Tue, Jun 9 - Wed, Jun 10
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$212 Roundtrip, just found
$212
Roundtrip
just found
Select Delta flight, departing Tue, Jun 9 from Detroit Metropolitan Wayne County to Miami Intl., returning Wed, Jun 10, priced at $212 just found
Wed, Jun 3 - Tue, Jun 9
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jun 3 from Detroit Metropolitan Wayne County to Miami Intl., returning Tue, Jun 9, priced at $212 found 1 day ago
Sat, Oct 10 - Sun, Oct 18
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$219 Roundtrip, found 5 hours ago
$219
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Oct 10 from Detroit Metropolitan Wayne County to Miami Intl., returning Sun, Oct 18, priced at $219 found 5 hours ago
Tue, Jun 9 - Wed, Jun 10
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$222 Roundtrip, just found
$222
Roundtrip
just found
Select Delta flight, departing Tue, Jun 9 from Detroit Metropolitan Wayne County to Miami Intl., returning Wed, Jun 10, priced at $222 just found
Wed, Jun 3 - Tue, Jun 9
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jun 3 from Detroit Metropolitan Wayne County to Miami Intl., returning Tue, Jun 9, priced at $222 found 1 day ago
Thu, Jul 30 - Mon, Aug 3
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$223 Roundtrip, found 2 hours ago
$223
Roundtrip
found 2 hours ago
Select Delta flight, departing Thu, Jul 30 from Detroit Metropolitan Wayne County to Miami Intl., returning Mon, Aug 3, priced at $223 found 2 hours ago
Thu, Jul 30 - Mon, Aug 3
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$227 Roundtrip, found 2 hours ago
$227
Roundtrip
found 2 hours ago
Select Delta flight, departing Thu, Jul 30 from Detroit Metropolitan Wayne County to Miami Intl., returning Mon, Aug 3, priced at $227 found 2 hours ago
Fri, Jul 31 - Mon, Aug 3
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$228 Roundtrip, found 4 hours ago
$228
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Jul 31 from Detroit Metropolitan Wayne County to Miami Intl., returning Mon, Aug 3, priced at $228 found 4 hours ago
Sat, Oct 10 - Sun, Oct 18
DTW
Detroit Metropolitan Wayne County
MIA
Miami Intl.
$229 Roundtrip, found 5 hours ago
$229
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Oct 10 from Detroit Metropolitan Wayne County to Miami Intl., returning Sun, Oct 18, priced at $229 found 5 hours ago

Frequently asked questions

What route does flight number DL866 take?
Flight number DL866 takes roughly 1 hour and 39 minutes to jet straight from PHL to Metro Airport. Sure, there's magic in the destination, but getting there is half the fun!
What terminal does DL866 fly out of?
You'll likely be hopping on the plane at Terminal D if you're traveling on DL866 direct from Philadelphia Intl. Airport (PHL) to Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County).
What kind of plane is on flight number DL866?
Chances are you'll find yourself boarding the Boeing 737-900 if you're booked on flight number DL866. This flight almost always sets off from Philadelphia Airport and comes in to land at Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County).
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 DL866 flight with Travelocity, please visit our Customer Service Portal.