Delta Flight 3730 Deals & Information (2026/2027)

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Delta Flight 3730 Route Deals From $159

The cheapest prices found with in the last 7 days for return flights were $339 and $159 for one-way flights to Charleston Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 14 - Mon, Jul 20
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$339 Roundtrip, found 7 hours ago
$339
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Jul 14 from Detroit Metropolitan Wayne County to Charleston Intl., returning Mon, Jul 20, priced at $339 found 7 hours ago
Tue, Jul 14 - Mon, Jul 20
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$346 Roundtrip, found 7 hours ago
$346
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Jul 14 from Detroit Metropolitan Wayne County to Charleston Intl., returning Mon, Jul 20, priced at $346 found 7 hours ago
Tue, Jul 14 - Mon, Jul 20
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$349 Roundtrip, found 7 hours ago
$349
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Jul 14 from Detroit Metropolitan Wayne County to Charleston Intl., returning Mon, Jul 20, priced at $349 found 7 hours ago
Wed, Jun 17 - Sun, Jun 21
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$351 Roundtrip, found 14 hours ago
$351
Roundtrip
found 14 hours ago
Select Delta flight, departing Wed, Jun 17 from Detroit Metropolitan Wayne County to Charleston Intl., returning Sun, Jun 21, priced at $351 found 14 hours ago
Tue, Jul 14 - Mon, Jul 20
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$357 Roundtrip, found 7 hours ago
$357
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Jul 14 from Detroit Metropolitan Wayne County to Charleston Intl., returning Mon, Jul 20, priced at $357 found 7 hours ago
Thu, Jul 9 - Mon, Jul 13
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$359 Roundtrip, found 1 day ago
$359
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jul 9 from Detroit Metropolitan Wayne County to Charleston Intl., returning Mon, Jul 13, priced at $359 found 1 day ago
Mon, Nov 9 - Fri, Nov 13
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$381 Roundtrip, found 2 hours ago
$381
Roundtrip
found 2 hours ago
Select Delta flight, departing Mon, Nov 9 from Detroit Metropolitan Wayne County to Charleston Intl., returning Fri, Nov 13, priced at $381 found 2 hours ago
Mon, Nov 9 - Fri, Nov 13
DTW
Detroit Metropolitan Wayne County
CHS
Charleston Intl.
$386 Roundtrip, found 2 hours ago
$386
Roundtrip
found 2 hours ago
Select Delta flight, departing Mon, Nov 9 from Detroit Metropolitan Wayne County to Charleston Intl., returning Fri, Nov 13, priced at $386 found 2 hours ago

Frequently asked questions

What route does flight number DL3730 take?
DL3730 takes a number of routes. The most frequently flown is between SEA and Boise Airport (BOI), which is a direct flight. This service typically takes 1 hour and 33 minutes. That said, you might find other flights with the same number that are multi-stop.
What kind of plane is on flight number DL3730?
You'll probably be climbing aboard an Embraer 175 if you're on flight number DL3730 from Sea-Tac Airport to Boise Airport. This is the most commonly used type of aircraft on this popular route.
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 DL3730 flight with Travelocity, please visit our Customer Service Portal.