Delta Flight DL3503 Deals & Information (2025/2026)

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Delta Flight 3503 Route Deals From $196

The cheapest prices found with in the last 7 days for return flights were $259 and $196 for one-way flights to Salt Lake City Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 10 - Sun, Oct 12
BOI
Boise
SLC
Salt Lake City Intl.
$259 Roundtrip, found 6 hours ago
$259
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Oct 10 from Boise to Salt Lake City Intl., returning Sun, Oct 12, priced at $259 found 6 hours ago
Fri, Aug 8 - Thu, Aug 14
BOI
Boise
SLC
Salt Lake City Intl.
$265 Roundtrip, found 11 hours ago
$265
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Aug 8 from Boise to Salt Lake City Intl., returning Thu, Aug 14, priced at $265 found 11 hours ago
Thu, Jul 17 - Sun, Jul 20
BOI
Boise
SLC
Salt Lake City Intl.
$266 Roundtrip, found 4 days ago
$266
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Jul 17 from Boise to Salt Lake City Intl., returning Sun, Jul 20, priced at $266 found 4 days ago
Sat, Aug 16 - Tue, Aug 19
BOI
Boise
SLC
Salt Lake City Intl.
$279 Roundtrip, found 5 days ago
$279
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 16 from Boise to Salt Lake City Intl., returning Tue, Aug 19, priced at $279 found 5 days ago
Sat, Aug 16 - Tue, Aug 19
BOI
Boise
SLC
Salt Lake City Intl.
$281 Roundtrip, found 5 days ago
$281
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 16 from Boise to Salt Lake City Intl., returning Tue, Aug 19, priced at $281 found 5 days ago
Sat, Jul 12 - Sat, Jul 19
BOI
Boise
SLC
Salt Lake City Intl.
$285 Roundtrip, found 1 day ago
$285
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jul 12 from Boise to Salt Lake City Intl., returning Sat, Jul 19, priced at $285 found 1 day ago
Wed, Jul 23 - Sat, Jul 26
BOI
Boise
SLC
Salt Lake City Intl.
$285 Roundtrip, found 20 hours ago
$285
Roundtrip
found 20 hours ago
Select Delta flight, departing Wed, Jul 23 from Boise to Salt Lake City Intl., returning Sat, Jul 26, priced at $285 found 20 hours ago
Wed, Jul 23 - Sat, Jul 26
BOI
Boise
SLC
Salt Lake City Intl.
$305 Roundtrip, found 20 hours ago
$305
Roundtrip
found 20 hours ago
Select Delta flight, departing Wed, Jul 23 from Boise to Salt Lake City Intl., returning Sat, Jul 26, priced at $305 found 20 hours ago
Mon, Aug 11 - Fri, Aug 15
BOI
Boise
SLC
Salt Lake City Intl.
$317 Roundtrip, found 11 hours ago
$317
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Aug 11 from Boise to Salt Lake City Intl., returning Fri, Aug 15, priced at $317 found 11 hours ago
Fri, Oct 10 - Sun, Oct 12
BOI
Boise
SLC
Salt Lake City Intl.
$319 Roundtrip, found 6 hours ago
$319
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Oct 10 from Boise to Salt Lake City Intl., returning Sun, Oct 12, priced at $319 found 6 hours ago
Fri, Oct 10 - Sun, Oct 12
BOI
Boise
SLC
Salt Lake City Intl.
$320 Roundtrip, found 6 hours ago
$320
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Oct 10 from Boise to Salt Lake City Intl., returning Sun, Oct 12, priced at $320 found 6 hours ago
Wed, Jul 23 - Sat, Jul 26
BOI
Boise
SLC
Salt Lake City Intl.
$326 Roundtrip, found 20 hours ago
$326
Roundtrip
found 20 hours ago
Select Delta flight, departing Wed, Jul 23 from Boise to Salt Lake City Intl., returning Sat, Jul 26, priced at $326 found 20 hours ago
Sun, Aug 10 - Tue, Aug 12
BOI
Boise
SLC
Salt Lake City Intl.
$334 Roundtrip, found 11 hours ago
$334
Roundtrip
found 11 hours ago
Select Delta flight, departing Sun, Aug 10 from Boise to Salt Lake City Intl., returning Tue, Aug 12, priced at $334 found 11 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.