฿20,800 Cheap Delta flights from Seattle to Cusco (SEA→CUZ)

View ฿20,800 flight on Thu, 7 May 2026Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Delta flights from Seattle to Cusco (SEA→CUZ)

Prices were available within the past 7 days and start at ฿20,800 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Seattle (SEA) to Cusco (CUZ)

January is typically the cheapest month to fly

From ฿26,956 - ฿57,774 per traveller.

Frequently asked questions

How much is a Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Alejandro Velasco Astete Intl. Airport (CUZ)?
You'll find cheap return Delta Air Lines flights from SEA to CUZ by organising your results from "Price (lowest to highest)" on Expedia. Or search for options from ฿20,800 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to CUZ with Delta Air Lines?
Browse for one-way or return flights to Cusco in February or January. You could find an affordable fare with Delta Air Lines during these off-season months.
Does Delta Air Lines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Alejandro Velasco Astete Intl. Airport (CUZ)?
Enter your dates, click search and tick the "Nonstop" filter on Expedia to find any direct flights from SEA to CUZ with Delta Air Lines or other airlines.
What airports does Delta Air Lines fly into in Cusco?
Hop on a Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Cusco, and you'll most likely land at Alejandro Velasco Astete Intl. Airport (CUZ). This is the airline's primary hub in this destination.
Can I change or cancel my Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Alejandro Velasco Astete Intl. Airport (CUZ)?
Changes are typically free within 24 hours of making your booking, but your airline may add a charge after that time. For more details about modifying your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to update your itinerary without extra charges, check the "Changes included" and "No cancel fee" filters when planning your next getaway.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Alejandro Velasco Astete Intl.
Distance
8367 km
*Available to Expedia members.