Delta Flight 3503 Deals & Information (2026/2027)

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Delta Flight 3503 Route Deals From $124

The cheapest prices found with in the last 7 days for return flights were $253 and $124 for one-way flights to Long Beach Municipal for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 21 - Wed, May 27
SLC
Salt Lake City Intl.
LGB
Long Beach Municipal
$253 Roundtrip, found 1 hour ago
$253
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, May 21 from Salt Lake City Intl. to Long Beach Municipal, returning Wed, May 27, priced at $253 found 1 hour ago
Mon, May 4 - Thu, May 7
SLC
Salt Lake City Intl.
LGB
Long Beach Municipal
$269 Roundtrip, found 4 hours ago
$269
Roundtrip
found 4 hours ago
Select Delta flight, departing Mon, May 4 from Salt Lake City Intl. to Long Beach Municipal, returning Thu, May 7, priced at $269 found 4 hours ago
Tue, Jun 2 - Wed, Jun 3
SLC
Salt Lake City Intl.
LGB
Long Beach Municipal
$277 Roundtrip, found 6 hours ago
$277
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Jun 2 from Salt Lake City Intl. to Long Beach Municipal, returning Wed, Jun 3, priced at $277 found 6 hours ago
Thu, May 21 - Wed, May 27
SLC
Salt Lake City Intl.
LGB
Long Beach Municipal
$293 Roundtrip, found 1 hour ago
$293
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, May 21 from Salt Lake City Intl. to Long Beach Municipal, returning Wed, May 27, priced at $293 found 1 hour ago
Tue, Jun 2 - Wed, Jun 3
SLC
Salt Lake City Intl.
LGB
Long Beach Municipal
$297 Roundtrip, found 6 hours ago
$297
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Jun 2 from Salt Lake City Intl. to Long Beach Municipal, returning Wed, Jun 3, priced at $297 found 6 hours ago
Fri, May 8 - Sat, May 16
SLC
Salt Lake City Intl.
LGB
Long Beach Municipal
$305 Roundtrip, found 6 hours ago
$305
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, May 8 from Salt Lake City Intl. to Long Beach Municipal, returning Sat, May 16, priced at $305 found 6 hours ago

Frequently asked questions

What route does flight number DL3503 take?
DL3503 operates non-stop from Boise Airport (BOI) to Sea-Tac Airport. During this trip, you'll be in the air for around 1 hour and 44 minutes. It's wise to book ahead to get your favorite seat.
What kind of plane is on flight number DL3503?
Get set to cruise aboard an Embraer 175 if you're booked on flight DL3503. Most services from Boise, ID Airport (BOI) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) operate using this kind of plane.
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 DL3503 flight with Travelocity, please visit our Customer Service Portal.