Delta Flight 4173 Deals & Information (2025/2026)

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Delta Flight 4173 Route Deals From $149

The cheapest prices found with in the last 7 days for return flights were $199 and $149 for one-way flights to MBS Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 16 - Fri, Jul 25
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 16 from Detroit Metropolitan Wayne County to MBS Intl., returning Fri, Jul 25, priced at $199 found 1 day ago
Mon, Jul 21 - Sat, Jul 26
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$203 Roundtrip, found 1 day ago
$203
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jul 21 from Detroit Metropolitan Wayne County to MBS Intl., returning Sat, Jul 26, priced at $203 found 1 day ago
Wed, Jul 16 - Sun, Aug 3
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$229 Roundtrip, found 1 day ago
$229
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 16 from Detroit Metropolitan Wayne County to MBS Intl., returning Sun, Aug 3, priced at $229 found 1 day ago
Mon, Jul 21 - Sun, Aug 3
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jul 21 from Detroit Metropolitan Wayne County to MBS Intl., returning Sun, Aug 3, priced at $234 found 1 day ago
Tue, Jul 15 - Sun, Aug 3
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$259 Roundtrip, found 1 day ago
$259
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jul 15 from Detroit Metropolitan Wayne County to MBS Intl., returning Sun, Aug 3, priced at $259 found 1 day ago
Fri, Jul 18 - Sun, Aug 3
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$265 Roundtrip, found 1 day ago
$265
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jul 18 from Detroit Metropolitan Wayne County to MBS Intl., returning Sun, Aug 3, priced at $265 found 1 day ago
Tue, Jun 24 - Thu, Jul 3
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$283 Roundtrip, found 4 days ago
$283
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Jun 24 from Detroit Metropolitan Wayne County to MBS Intl., returning Thu, Jul 3, priced at $283 found 4 days ago
Fri, Jun 27 - Thu, Jul 3
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$286 Roundtrip, found 4 days ago
$286
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Jun 27 from Detroit Metropolitan Wayne County to MBS Intl., returning Thu, Jul 3, priced at $286 found 4 days ago
Sun, Jul 20 - Fri, Jul 25
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$297 Roundtrip, found 1 day ago
$297
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jul 20 from Detroit Metropolitan Wayne County to MBS Intl., returning Fri, Jul 25, priced at $297 found 1 day ago
Wed, Jul 16 - Mon, Jul 28
DTW
Detroit Metropolitan Wayne County
MBS
MBS Intl.
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 16 from Detroit Metropolitan Wayne County to MBS Intl., returning Mon, Jul 28, priced at $299 found 1 day ago

Frequently asked questions

What route does flight number DL4173 take?
DL4173 takes several routes. The most popular is Minneapolis - St. Paul Intl. Airport (MSP) to Missoula Intl. Airport, which flies direct. This service takes around 2 hours and 59 minutes. However, you might find other flights with this number that are multi-stop.
What terminal does DL4173 fly out of?
You’ll likely board the aircraft from Terminal 1 if you’re starting your journey at MSP. DL4173 serves a number of routes, but the direct flight between Minneapolis, MN Airport (MSP-Minneapolis - St. Paul Intl.) and Missoula, MT Airport (MSO-Missoula Intl.) is the most popular.
What kind of plane is on flight number DL4173?
DL4173 is a flight number that serves multiple routes. If you’re traveling on the busiest route, Wold–Chamberlain Field to MSO, you’ll likely be climbing aboard a Bombardier CRJ900.
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 DL4173 flight with Travelocity, please visit our Customer Service Portal.