Delta Flight DL3634 Deals & Information (2025/2026)

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Delta Flight 3634 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $105 and $59 for one-way flights to Norman Y. Mineta San Jose Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 23 - Tue, Aug 19
LAX
Los Angeles Intl.
SJC
Norman Y. Mineta San Jose Intl.
$105 Roundtrip, found 6 days ago
$105
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jul 23 from Los Angeles Intl. to Norman Y. Mineta San Jose Intl., returning Tue, Aug 19, priced at $105 found 6 days ago
Wed, Jul 23 - Sat, Aug 23
LAX
Los Angeles Intl.
SJC
Norman Y. Mineta San Jose Intl.
$113 Roundtrip, found 6 days ago
$113
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jul 23 from Los Angeles Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Aug 23, priced at $113 found 6 days ago
Wed, Jul 23 - Fri, Aug 22
LAX
Los Angeles Intl.
SJC
Norman Y. Mineta San Jose Intl.
$128 Roundtrip, found 6 days ago
$128
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jul 23 from Los Angeles Intl. to Norman Y. Mineta San Jose Intl., returning Fri, Aug 22, priced at $128 found 6 days ago

Frequently asked questions

What route does flight number DL3634 take?
DL3634 takes multiple routes. The most frequently flown is Los Angeles, CA Airport (LAX-Los Angeles Intl.) to SFO, which is a direct flight. This service takes about 1 hour and 30 minutes. That said, there may possibly be other flights with the same number that are multi-stop.
What terminal does DL3634 fly out of?
You’ll likely board the aircraft from Terminal 2 if you’re setting off from Los Angeles, CA Airport (LAX-Los Angeles Intl.). DL3634 serves a number of different routes, but the direct flight between LAX and San Francisco Intl. Airport (SFO) is the most frequently traveled one.
What kind of plane is on flight number DL3634?
If you’re taking flight DL3634 from Los Angeles Intl. Airport (LAX) to SFO, there’s a good chance you’ll be setting off on an Embraer 175. This flight number serves more than one route, but this is the busiest.
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 DL3634 flight with Travelocity, please visit our Customer Service Portal.