Delta Flight 3663 Deals & Information (2025/2026)

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Delta Flight 3663 Route Deals From $234

The cheapest prices found with in the last 7 days for return flights were $399 and $234 for one-way flights to Rogue Valley Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 16 - Sun, Oct 19
SLC
Salt Lake City Intl.
MFR
Rogue Valley Intl.
$399 Roundtrip, found 11 hours ago
$399
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Oct 16 from Salt Lake City Intl. to Rogue Valley Intl., returning Sun, Oct 19, priced at $399 found 11 hours ago

Frequently asked questions

What route does flight number DL3663 take?
DL3663 serves multiple routes, but the most common is between GEG and Salt Lake City, UT Airport (SLC-Salt Lake City Intl.). If your flight goes direct, you'll step off the plane in around 1 hour and 43 minutes. Multi-stop flights can also operate under the same number, as can flights on other routes.
How often is DL3663 on time?
If you're flying on Delta flight number DL3663 between Spokane Intl. Airport and SLC, make some extra time in your travel plans — these flights arrive according to schedule 75% of the time. If there's a delay, you can expect to wait approximately 4 hours and 9 minutes. This is the most popular route for your trip, and it has a 0.75-star rating.
What kind of plane is on flight number DL3663?
DL3663 is a flight number that's used on lots of different routes. If you're traveling on its most popular one, Spokane, WA Airport (GEG-Spokane Intl.) to SLC, there's a good chance you'll be hopping on board an Embraer 175.
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 DL3663 flight with Travelocity, please visit our Customer Service Portal.