Delta Flight 3504 Deals & Information (2025/2026)

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Delta Flight 3504 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $147 and $70 for one-way flights to Spokane Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 29 - Sat, Aug 30
SEA
Seattle - Tacoma Intl.
GEG
Spokane Intl.
$147 Roundtrip, found 3 days ago
$147
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug 29 from Seattle - Tacoma Intl. to Spokane Intl., returning Sat, Aug 30, priced at $147 found 3 days ago
Fri, Aug 29 - Sat, Aug 30
SEA
Seattle - Tacoma Intl.
GEG
Spokane Intl.
$149 Roundtrip, found 3 days ago
$149
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug 29 from Seattle - Tacoma Intl. to Spokane Intl., returning Sat, Aug 30, priced at $149 found 3 days ago
Mon, Aug 18 - Mon, Aug 25
SEA
Seattle - Tacoma Intl.
GEG
Spokane Intl.
$190 Roundtrip, found 17 hours ago
$190
Roundtrip
found 17 hours ago
Select Delta flight, departing Mon, Aug 18 from Seattle - Tacoma Intl. to Spokane Intl., returning Mon, Aug 25, priced at $190 found 17 hours ago

Frequently asked questions

What route does flight number DL3504 take?
DL3504 takes a few routes. The most popular is between Glacier Park Intl. Airport and LAX, which flies direct. This flight generally takes 2 hours and 57 minutes. However, there may possibly be other flights with the same number that have one or more stops.
What kind of plane is on flight number DL3504?
You’re likely to be hopping on board an Embraer 175 if you’re booked on flight DL3504 from Glacier Park Intl. Airport to Los Angeles Intl. Airport (LAX). It’s the most commonly used aircraft model on this particular route.
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 DL3504 flight with Travelocity, please visit our Customer Service Portal.