Delta Flight DL3647 Deals & Information (2025/2026)

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Delta Flight 3647 Route Deals From $149

The cheapest prices found with in the last 7 days for return flights were $139 and $149 for one-way flights to Austin-Bergstrom Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 8 - Sat, Oct 11
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$139 Roundtrip, found 4 days ago
$139
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Oct 8 from Memphis Intl. to Austin-Bergstrom Intl., returning Sat, Oct 11, priced at $139 found 4 days ago
Tue, Jul 22 - Sat, Jul 26
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$142 Roundtrip, found 19 hours ago
$142
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Jul 22 from Memphis Intl. to Austin-Bergstrom Intl., returning Sat, Jul 26, priced at $142 found 19 hours ago
Tue, Aug 5 - Tue, Aug 26
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$142 Roundtrip, found 6 days ago
$142
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 5 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Aug 26, priced at $142 found 6 days ago
Sat, Aug 9 - Wed, Aug 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$149 Roundtrip, found 6 days ago
$149
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug 9 from Memphis Intl. to Austin-Bergstrom Intl., returning Wed, Aug 27, priced at $149 found 6 days ago
Tue, Aug 5 - Wed, Aug 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$152 Roundtrip, found 6 days ago
$152
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 5 from Memphis Intl. to Austin-Bergstrom Intl., returning Wed, Aug 27, priced at $152 found 6 days ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$159 Roundtrip, found 4 hours ago
$159
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $159 found 4 hours ago
Tue, Jul 22 - Sun, Jul 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$162 Roundtrip, found 19 hours ago
$162
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Jul 22 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Jul 27, priced at $162 found 19 hours ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$169 Roundtrip, found 4 hours ago
$169
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $169 found 4 hours ago
Thu, Aug 7 - Wed, Aug 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$173 Roundtrip, found 6 days ago
$173
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Wed, Aug 27, priced at $173 found 6 days ago
Sat, Nov 22 - Thu, Nov 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$179 Roundtrip, found 7 hours ago
$179
Roundtrip
found 7 hours ago
Select Delta flight, departing Sat, Nov 22 from Memphis Intl. to Austin-Bergstrom Intl., returning Thu, Nov 27, priced at $179 found 7 hours ago
Fri, Jul 18 - Tue, Aug 5
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$182 Roundtrip, found 6 days ago
$182
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Jul 18 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Aug 5, priced at $182 found 6 days ago
Thu, Aug 7 - Fri, Aug 22
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$183 Roundtrip, found 6 days ago
$183
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Fri, Aug 22, priced at $183 found 6 days ago
Thu, Jul 31 - Sun, Aug 3
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$192 Roundtrip, found 3 days ago
$192
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jul 31 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Aug 3, priced at $192 found 3 days ago
Thu, Jul 24 - Sat, Jul 26
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$193 Roundtrip, found 19 hours ago
$193
Roundtrip
found 19 hours ago
Select Delta flight, departing Thu, Jul 24 from Memphis Intl. to Austin-Bergstrom Intl., returning Sat, Jul 26, priced at $193 found 19 hours ago
Thu, Jul 31 - Sun, Aug 3
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jul 31 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Aug 3, priced at $202 found 3 days ago
Tue, Nov 25 - Sat, Nov 29
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$209 Roundtrip, found 7 hours ago
$209
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Nov 25 from Memphis Intl. to Austin-Bergstrom Intl., returning Sat, Nov 29, priced at $209 found 7 hours ago
Thu, Jul 24 - Sun, Jul 27
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$213 Roundtrip, found 19 hours ago
$213
Roundtrip
found 19 hours ago
Select Delta flight, departing Thu, Jul 24 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Jul 27, priced at $213 found 19 hours ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$228 Roundtrip, found 4 hours ago
$228
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $228 found 4 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.