Delta Flight AS604 Deals & Information (2024/2025)

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Delta Flight 604 Route Deals From $278

The cheapest prices found with in the last 7 days for return flights were $463 and $278 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 5 - Tue, Dec 31
CUN
Cancun Intl.
SEA
Seattle - Tacoma Intl.
$463 Roundtrip, found 6 days ago
$463
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Dec 5 from Cancun Intl. to Seattle - Tacoma Intl., returning Tue, Dec 31, priced at $463 found 6 days ago
Thu, Nov 28 - Mon, Dec 2
CUN
Cancun Intl.
SEA
Seattle - Tacoma Intl.
$528 Roundtrip, just found
$528
Roundtrip
just found
Select Delta flight, departing Thu, Nov 28 from Cancun Intl. to Seattle - Tacoma Intl., returning Mon, Dec 2, priced at $528 just found

Frequently asked questions

What route does flight number DL604 take?
You’ll be landing into Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) from CUN if you’ve booked a ticket on flight number DL604. You’ll be airborne for 6 hours and 12 minutes on this trip. It’s also worthwhile noting that it conveniently operates non-stop.
What terminal does DL604 fly out of?
You’ll likely be taking off from Terminal 3 if you’re booked on flight DL604 direct from CUN to SEA.
What kind of plane is on flight number DL604?
The route for DL604 is most commonly Cancun Intl. Airport (CUN) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.), and the Boeing 737-800 is the type of plane you’re likely to be traveling aboard.
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 DL604 flight with Travelocity, please visit our Customer Service Portal.