Delta Flight 3647 Deals & Information (2025/2026)

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Delta Flight 3647 Route Deals From $162

The cheapest prices found with in the last 7 days for return flights were $139 and $162 for one-way flights to Austin-Bergstrom Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 11 - Tue, Nov 18
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Nov 11 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Nov 18, priced at $139 found 3 days ago
Mon, Oct 20 - Tue, Nov 4
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$142 Roundtrip, found 5 days ago
$142
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 20 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Nov 4, priced at $142 found 5 days ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$159 Roundtrip, found 3 hours ago
$159
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $159 found 3 hours ago
Sat, Nov 1 - Mon, Nov 17
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$162 Roundtrip, found 1 day ago
$162
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 1 from Memphis Intl. to Austin-Bergstrom Intl., returning Mon, Nov 17, priced at $162 found 1 day ago
Fri, Nov 14 - Tue, Nov 18
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$169 Roundtrip, found 3 days ago
$169
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Nov 14 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Nov 18, priced at $169 found 3 days ago
Fri, Oct 24 - Tue, Nov 4
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$173 Roundtrip, found 5 days ago
$173
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Nov 4, priced at $173 found 5 days ago
Fri, Nov 7 - Mon, Nov 17
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Nov 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Mon, Nov 17, priced at $189 found 1 day ago
Sat, Nov 1 - Sun, Nov 16
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$193 Roundtrip, found 1 day ago
$193
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Nov 1 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Nov 16, priced at $193 found 1 day ago
Mon, Oct 27 - Thu, Nov 13
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$193 Roundtrip, found 5 days ago
$193
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Thu, Nov 13, priced at $193 found 5 days ago
Fri, Oct 24 - Mon, Nov 10
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$203 Roundtrip, found 5 days ago
$203
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Memphis Intl. to Austin-Bergstrom Intl., returning Mon, Nov 10, priced at $203 found 5 days ago
Tue, Sep 16 - Tue, Oct 7
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$209 Roundtrip, found 5 days ago
$209
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Sep 16 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Oct 7, priced at $209 found 5 days ago
Fri, Nov 7 - Sun, Nov 16
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$219 Roundtrip, found 1 day ago
$219
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Nov 7 from Memphis Intl. to Austin-Bergstrom Intl., returning Sun, Nov 16, priced at $219 found 1 day ago
Thu, Nov 27 - Tue, Dec 2
MEM
Memphis Intl.
AUS
Austin-Bergstrom Intl.
$252 Roundtrip, found 3 hours ago
$252
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Nov 27 from Memphis Intl. to Austin-Bergstrom Intl., returning Tue, Dec 2, priced at $252 found 3 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.