CA $582 Cheap Flights from Seattle (SEA) to Cusco (CUZ)

View CA $582 flight on Mon, Jun 8, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Alejandro Velasco Astete Intl. Airport (CUZ)

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Cheap flights from Seattle (SEA) to Cusco (CUZ)

Prices were available within the past 7 days and start at CA $582 for one-way flights and CA $1,518 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 19 - Wed, Aug 26
SEA
Seattle
CUZ
Cusco
CA $1,518 Roundtrip, found 12 hours ago
CA $1,518
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Aug 19 from Seattle to Cusco, returning Wed, Aug 26, priced at CA $1,518 found 12 hours ago
Alaska Airlines
Sun, May 10 - Tue, May 26
SEA
Seattle
CUZ
Cusco
CA $1,555 Roundtrip, found 2 days ago
CA $1,555
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, May 10 from Seattle to Cusco, returning Tue, May 26, priced at CA $1,555 found 2 days ago
Alaska Airlines
Sun, May 10 - Tue, May 26
SEA
Seattle
CUZ
Cusco
CA $1,571 Roundtrip, found 2 days ago
CA $1,571
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, May 10 from Seattle to Cusco, returning Tue, May 26, priced at CA $1,571 found 2 days ago
Delta
Wed, Aug 19 - Sun, Aug 30
SEA
Seattle
CUZ
Cusco
CA $1,573 Roundtrip, found 12 hours ago
CA $1,573
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Aug 19 from Seattle to Cusco, returning Sun, Aug 30, priced at CA $1,573 found 12 hours ago
LATAM Airlines Group
Wed, Aug 19 - Fri, Aug 28
SEA
Seattle
CUZ
Cusco
CA $1,628 Roundtrip, found 12 hours ago
CA $1,628
Roundtrip
found 12 hours ago
Select LATAM Airlines Group flight, departing Wed, Aug 19 from Seattle to Cusco, returning Fri, Aug 28, priced at CA $1,628 found 12 hours ago
Delta
Thu, Jun 11 - Tue, Jul 7
SEA
Seattle
CUZ
Cusco
CA $1,641 Roundtrip, found 3 days ago
CA $1,641
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jun 11 from Seattle to Cusco, returning Tue, Jul 7, priced at CA $1,641 found 3 days ago
Delta
Sat, Aug 15 - Wed, Aug 26
SEA
Seattle
CUZ
Cusco
CA $1,655 Roundtrip, found 12 hours ago
CA $1,655
Roundtrip
found 12 hours ago
Select Delta flight, departing Sat, Aug 15 from Seattle to Cusco, returning Wed, Aug 26, priced at CA $1,655 found 12 hours ago
Alaska Airlines
Sun, May 10 - Tue, May 26
SEA
Seattle
CUZ
Cusco
CA $1,675 Roundtrip, found 2 days ago
CA $1,675
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, May 10 from Seattle to Cusco, returning Tue, May 26, priced at CA $1,675 found 2 days ago
American Airlines
Sun, Aug 16 - Tue, Sep 1
SEA
Seattle
CUZ
Cusco
CA $1,724 Roundtrip, found 12 hours ago
CA $1,724
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sun, Aug 16 from Seattle to Cusco, returning Tue, Sep 1, priced at CA $1,724 found 12 hours ago
avianca
Sun, May 10 - Tue, May 26
SEA
Seattle
CUZ
Cusco
CA $1,998 Roundtrip, found 2 days ago
CA $1,998
Roundtrip
found 2 days ago
Select avianca flight, departing Sun, May 10 from Seattle to Cusco, returning Tue, May 26, priced at CA $1,998 found 2 days ago

Alternative airports near Cusco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Alejandro Velasco Astete Intl. CUZ. Cheapest and Closest option available. Average driving time to city centre is 4 minutes. Flights from CA $1,815
CUZ
Alejandro Velasco Astete Intl.
CheapestClosest
Average driving time to city centre4 min
Flights from CA $1,815

Frequently asked questions

How much is a flight from Sea-Tac Airport to Alejandro Velasco Astete Intl. Airport (CUZ)?
Round-trip tickets between Sea-Tac Airport and Alejandro Velasco Astete Intl. Airport start from CA $1,518. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to Alejandro Velasco Astete Intl. Airport?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from SEA to CUZ that have flexible change policies?
Many carriers offer the option to move your flight without a change fee. All you pay is any additional cost for the new flight. When looking for Sea-Tac Airport to Alejandro Velasco Astete Intl. Airport flights, you'll find a "No change fees" filter for you to pick.
How far is the flight from SEA to Alejandro Velasco Astete Intl. Airport (CUZ)?
You'll have 8,400 kilometres to cover on the long-haul SeaTac to Cusco route. Wear layers of comfy clothes and consider taking earplugs and a sleep mask.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to CUZ?
You won't find any airlines flying directly between SEA and Alejandro Velasco Astete Intl. Airport (CUZ), so be ready to make at least one stop on your journey. A layover can be a good way to break up a trip!
Are Sea-Tac Airport to CUZ flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Sea-Tac Airport to Alejandro Velasco Astete Intl. Airport (CUZ) can be hit-or-miss. You may be able to find a bargain, but you could also miss out entirely! If you'd rather play it safe and start planning your trip early on, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our advice? Check back often as updates are made regularly.

Frequently asked questions

Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
Enter SEA to CUZ and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
There are approximately 35 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Alejandro Velasco Astete Intl. (CUZ). Some common connection points include Los Angeles Intl. (LAX), Hartsfield-Jackson Atlanta Intl. (ATL), and Miami Intl. (MIA).
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
The earliest flight from Seattle - Tacoma Intl. (SEA) to Cusco (CUZ) typically departs at approximately 12:10 AM local time. This service is operated by Alaska Airlines and Avianca. This is a seasonal service active in June. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Alejandro Velasco Astete Intl. (CUZ) on a Thursday, with around 38 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta Air Lines, Alaska Airlines, and United Airlines. Flight schedules are fairly consistent throughout the week, with Thursday offering only slightly more flights than other days.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Alejandro Velasco Astete Intl. (CUZ) are in the afternoon, from 12pm to 3pm. About 40 CAD% of passengers prefer this time. Many major carriers, including American Airlines, Delta and Alaska Airlines, offer flights during this window. This timing works well because it allows you to have a relaxed morning before heading to the airport, and you'll typically arrive at your destination in the evening.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
Flying from SEA to CUZ with a connection usually takes about 22 hours 20 minutes, traveling roughly 5,231 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
Select the "Business class" and "First class" filters when looking for SEA to CUZ flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cusco from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Cusco from Seattle - Tacoma Intl. (SEA), you can fly typically into Alejandro Velasco Astete Intl. (CUZ) Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Los Angeles Intl. (LAX), Miami Intl. (MIA) before reaching Cusco. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Alejandro Velasco Astete Intl.
Airlines serving
American Airlines, Delta, LATAM Airlines Group, avianca
Roundtrip price
CA $1,518
Distance
8367 km

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