Delta Flight WN3604 Deals & Information (2025/2026)

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Delta Flight 3604 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $117 and $59 for one-way flights to Austin-Bergstrom Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Sun, Sep 21
BNA
Nashville Intl.
AUS
Austin-Bergstrom Intl.
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 18 from Nashville Intl. to Austin-Bergstrom Intl., returning Sun, Sep 21, priced at $117 found 1 day ago
Thu, Sep 18 - Sun, Sep 21
BNA
Nashville Intl.
AUS
Austin-Bergstrom Intl.
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 18 from Nashville Intl. to Austin-Bergstrom Intl., returning Sun, Sep 21, priced at $117 found 1 day ago
Wed, Sep 10 - Sat, Sep 13
BNA
Nashville Intl.
AUS
Austin-Bergstrom Intl.
$140 Roundtrip, found 2 days ago
$140
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Sep 10 from Nashville Intl. to Austin-Bergstrom Intl., returning Sat, Sep 13, priced at $140 found 2 days ago
Thu, Sep 11 - Sun, Sep 14
BNA
Nashville Intl.
AUS
Austin-Bergstrom Intl.
$161 Roundtrip, found 4 days ago
$161
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Sep 11 from Nashville Intl. to Austin-Bergstrom Intl., returning Sun, Sep 14, priced at $161 found 4 days ago

Frequently asked questions

What route does flight number DL3604 take?
DL3604 flies direct from Sea-Tac Airport to SJC in around 2 hours and 19 minutes. It can be used on other routes though, some of which may be multi-stop trips. Keep an eye out for this when booking your airfare to avoid any confusion.
What kind of plane is on flight number DL3604?
It's more than likely you'll be hopping on board an Embraer 175 if you're taking flight number DL3604 from Seattle - Tacoma Intl. Airport (SEA) to Norman Y. Mineta San Jose Intl. Airport (SJC). It's the most commonly used aircraft type 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 DL3604 flight with Travelocity, please visit our Customer Service Portal.