Delta Flight 3992 Deals & Information (2025/2026)

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Delta Flight 3992 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $149 and $59 for one-way flights to Tri-Cities for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 11 - Thu, Jun 12
SEA
Seattle - Tacoma Intl.
PSC
Tri-Cities
$149 Roundtrip, found 5 hours ago
$149
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Tri-Cities, returning Thu, Jun 12, priced at $149 found 5 hours ago
Sun, Apr 27 - Mon, Apr 28
SEA
Seattle - Tacoma Intl.
PSC
Tri-Cities
$160 Roundtrip, found 2 days ago
$160
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Apr 27 from Seattle - Tacoma Intl. to Tri-Cities, returning Mon, Apr 28, priced at $160 found 2 days ago
Wed, Jun 11 - Thu, Jun 12
SEA
Seattle - Tacoma Intl.
PSC
Tri-Cities
$199 Roundtrip, found 5 hours ago
$199
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Tri-Cities, returning Thu, Jun 12, priced at $199 found 5 hours ago
Wed, Jun 11 - Thu, Jun 12
SEA
Seattle - Tacoma Intl.
PSC
Tri-Cities
$209 Roundtrip, found 5 hours ago
$209
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Tri-Cities, returning Thu, Jun 12, priced at $209 found 5 hours ago