Delta Flight 3750 Deals & Information (2025/2026)

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Delta Flight 3750 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $119 and $70 for one-way flights to Boise for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 28 - Sat, Mar 7
SEA
Seattle - Tacoma Intl.
BOI
Boise
$119 Roundtrip, found 3 hours ago
$119
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Feb 28 from Seattle - Tacoma Intl. to Boise, returning Sat, Mar 7, priced at $119 found 3 hours ago
Sat, Feb 28 - Sat, Mar 7
SEA
Seattle - Tacoma Intl.
BOI
Boise
$151 Roundtrip, found 3 hours ago
$151
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Feb 28 from Seattle - Tacoma Intl. to Boise, returning Sat, Mar 7, priced at $151 found 3 hours ago
Fri, Jan 30 - Sun, Feb 1
SEA
Seattle - Tacoma Intl.
BOI
Boise
$153 Roundtrip, found 9 hours ago
$153
Roundtrip
found 9 hours ago
Select Delta flight, departing Fri, Jan 30 from Seattle - Tacoma Intl. to Boise, returning Sun, Feb 1, priced at $153 found 9 hours ago

Frequently asked questions

What route does flight number DL3750 take?
DL3750 serves multiple routes, but the most common is between Albuquerque Intl. Sunport Airport and SLC. If on a direct flight, you'll disembark the plane in approximately 1 hour and 41 minutes. Multi-stop flights can also operate under this number, as can flights on other routes.
What kind of plane is on flight number DL3750?
There's a strong chance you'll be boarding the Embraer 175 if you've booked a ticket from Albuquerque Intl. Sunport Airport to Salt Lake City, UT Airport (SLC-Salt Lake City Intl.), a common route for flight DL3750.
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 DL3750 flight with Travelocity, please visit our Customer Service Portal.