£419 Cheap Flights from Seattle (SEA) to Cusco (CUZ)

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 £419 for one-way flights and £976 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
LATAM Airlines Group
Alaska Airlines
LATAM Airlines Group
Alaska Airlines
LATAM Airlines Group
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines

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

March is typically the cheapest month to fly

From £607 - £923 per traveller.

Graph displaying average flight prices per month

Compare flights from Seattle to Cusco easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Cusco. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Alejandro Velasco Astete Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Alejandro Velasco Astete Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Alejandro Velasco Astete Intl. (CUZ)

The easiest way to view the best deals on flights from Seattle to Cusco today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Alejandro Velasco Astete Intl. start at just £976 and range up to £1,665.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Cusco
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Cusco flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Alejandro Velasco Astete Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from SEA to Alejandro Velasco Astete Intl. Airport?
Start packing your suitcase, because round-trip flights between Sea-Tac Airport and Alejandro Velasco Astete Intl. Airport (CUZ) start from £976. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to CUZ?
Most flights can be cancelled online, but every air carrier has different terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to Alejandro Velasco Astete Intl. Airport (CUZ) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to Alejandro Velasco Astete Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Alejandro Velasco Astete Intl. Airport (CUZ)?
SeaTac to Cusco is around 8,400 kilometres, so get ready to spend a while in the air. Don't forget to pack all the essentials, from your earplugs to your eye mask. Throw in a few snacks to munch on throughout your trip too.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Alejandro Velasco Astete Intl. Airport (CUZ)?
Direct flights aren't available, so you'll have to make at least one stop between Sea-Tac Airport and Alejandro Velasco Astete Intl. Airport (CUZ). Make the most of the layover time to stretch your legs and take a break.
Are SEA to Alejandro Velasco Astete Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from SEA to Alejandro Velasco Astete Intl. Airport can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out entirely! If you'd rather play it safe and start your trip planning early, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines issue their prices so far in advance. Our suggestion? Check back often as updates are made frequently.

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