Delta Flight DL3647 Deals & Information (2025/2026)

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Delta Flight 3647 Route Deals From $159

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

Mon, Nov 3 - Mon, Nov 17
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$159 Roundtrip, found 5 hours ago
$159
Roundtrip
found 5 hours ago
Select Delta flight, departing Mon, Nov 3 from Memphis Intl. to Austin-Bergstrom Intl., returning Mon, Nov 17, priced at $159 found 5 hours ago
Sat, Nov 8 - Tue, Nov 11
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$161 Roundtrip, found 1 day ago
$161
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 8 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Nov 11, priced at $161 found 1 day ago
Tue, Mar 24 - Tue, Mar 31
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$163 Roundtrip, found 4 days ago
$163
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Mar 24 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Mar 31, priced at $163 found 4 days ago
Wed, Oct 22 - Sat, Nov 8
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$192 Roundtrip, found 5 hours ago
$192
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Oct 22 from Memphis Intl. to Austin-Bergstrom Intl., returning Sat, Nov 8, priced at $192 found 5 hours ago
Fri, Aug 7 - Sun, Aug 9
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$193 Roundtrip, found 4 days ago
$193
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Aug 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Aug 9, priced at $193 found 4 days ago
Wed, Oct 8 - Mon, Oct 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$209 Roundtrip, found 5 hours ago
$209
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Oct 8 from Memphis Intl. to Austin-Bergstrom Intl., returning Mon, Oct 27, priced at $209 found 5 hours ago
Thu, Nov 6 - Fri, Nov 14
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 6 from Memphis Intl. to Austin-Bergstrom Intl., returning Fri, Nov 14, priced at $222 found 1 day ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$229 Roundtrip, found 10 hours ago
$229
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $229 found 10 hours ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$237 Roundtrip, found 10 hours ago
$237
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $237 found 10 hours ago
Wed, Oct 8 - Fri, Oct 31
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$239 Roundtrip, found 5 hours ago
$239
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Oct 8 from Memphis Intl. to Austin-Bergstrom Intl., returning Fri, Oct 31, priced at $239 found 5 hours ago
Wed, Oct 1 - Fri, Oct 24
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$242 Roundtrip, found 5 hours ago
$242
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Oct 1 from Memphis Intl. to Austin-Bergstrom Intl., returning Fri, Oct 24, priced at $242 found 5 hours ago
Tue, Oct 7 - Fri, Oct 24
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$243 Roundtrip, found 5 hours ago
$243
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Oct 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Fri, Oct 24, priced at $243 found 5 hours ago
Wed, Oct 1 - Tue, Oct 21
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$272 Roundtrip, found 5 hours ago
$272
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Oct 1 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Oct 21, priced at $272 found 5 hours ago
Tue, Oct 7 - Tue, Oct 21
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$274 Roundtrip, found 5 hours ago
$274
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Oct 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Oct 21, priced at $274 found 5 hours ago

Frequently asked questions

What route does flight number DL3647 take?
DL3647 takes a few routes. The most frequently flown is between IAH and Wold–Chamberlain Field, which is a direct flight. This flight takes roughly 2 hours and 51 minutes. However, you might find other flights with this number that have one or more stops.
What terminal does DL3647 fly out of?
If you're leaving from IAH, you'll likely board from Terminal A. The most popular route for flight number DL3647 is IAH to Wold–Chamberlain Field, which is a direct flight.
What kind of plane is on flight number DL3647?
Chances are you'll be boarding an Embraer 175 if you're going from George Bush Intercontinental Airport (IAH) to Wold–Chamberlain Field, a popular route for flight number DL3647.
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 DL3647 flight with Travelocity, please visit our Customer Service Portal.