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$963+ Cheap flights from Seattle (SEA) to Cusco (CUZ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CUZ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Seattle to Cuzco

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Cuzco (CUZ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$963
(FlightHub)

Popular in

August

Cheapest in

October

Average price

$1,240
From Seattle/Tacoma Intl to Cusco Velazco Astete
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Seattle to Cuzco

Cheapest flights from Seattle to Cuzco
Explore the most affordable flight options available from Seattle to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:00 amSEA - CUZ
2 stops25h 15mLATAM Airlines
Thu 10/169:20 pmCUZ - SEA
2 stops17h 40mLATAM Airlines
Deal found 6/10$963
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/85:55 pmSEA - CUZ
2 stops28h 50mDelta
Sat 8/169:20 pmCUZ - SEA
2 stops17h 14mDelta
Deal found 6/12$1,173
This LATAM Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/254:20 pmSEA - CUZ
2 stops26h 25mMultiple Airlines
Fri 4/249:35 pmCUZ - SEA
2 stops18h 23mMultiple Airlines
Deal found 6/11$1,228
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:49 pmSEA - CUZ
3 stops20h 00mAmerican Airlines
Tue 9/239:47 pmCUZ - SEA
2 stops28h 12mAmerican Airlines
Deal found 6/11$2,211

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Cuzco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Seattle to Cusco that are best for you.

Fly from

Seattle

Fly to

Cuzco

Route

Depart

Return

Price

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 10/1

8:00 am-11:15 am

2 stops25h 15m

Cusco Velazco Astete

Thu 10/16

9:20 pm-1:00 pm

2 stops17h 40m

$963

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Fri 8/8

5:55 pm-12:45 am

2 stops28h 50m

Cusco Velazco Astete

Sat 8/16

9:20 pm-12:34 pm

2 stops17h 14m

$1,173

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 6/25

4:20 pm-8:45 pm

2 stops26h 25m

Cusco Velazco Astete

Fri 4/24

9:35 pm-1:58 pm

2 stops18h 23m

$1,228

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Thu 9/18

11:49 pm-9:49 pm

3 stops20h 00m

Cusco Velazco Astete

Tue 9/23

9:47 pm-11:59 pm

2 stops28h 12m

$2,211

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Tue 9/23

12:00 pm-11:00 am

2 stops21h 00m

$1,547

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Seattle to Cuzco

Have a flexible travel schedule? Discover the best time to fly to Cuzco from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Cusco

How far ahead should I book a flight from Seattle to Cusco?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Cuzco. Price data was last updated on June 9, 2025.

The best time to book flights from Seattle to Cusco is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Cusco?

Currently, February is the cheapest month in which you can book a flight from Seattle to Cusco (average of $789). Flying from Seattle to Cusco in December is currently the most expensive (average of $1,308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to CUZ?

Find hourly flight availability from Seattle to Cuzco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s optimal to fly from Seattle to Cusco in the morning. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Cuzco by month

Plan your trip to Cuzco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cusco ranges from 0.0 - 5.5 inches per month. January is typically the wettest month, when rainfall can reach 5.5 in. May is typically the driest time to visit Cusco when rainfall is around 0.0 in.

Temperature in Cuzco by month

Plan your trip to Cuzco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cusco, use this chart to help with planning. For those seeking warmer temperatures, October is the ideal time of year to visit, when temperatures reach an average of 55.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Cuzco

Get insights into the airlines that provide service to Cuzco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cuzco. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,785 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Seattle to Cuzco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seattle to Cusco round-trip?

    Cheapflights users have booked flights from Seattle to Cusco round-trip from $963. Other airlines that can offer you cheap pricing are Delta, from $1,173, and American Airlines, from $2,211. LATAM Airlines is priced at 16% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Seattle to Cuzco that include hotel bookings?

    Yes. In addition to deals on Seattle to Cuzco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Cuzco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Cuzco.

  • Can I find deals for business class flights from Seattle to Cuzco?

    Yes. Cheapflights offers flight deals from Seattle to Cuzco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Cusco?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Cusco (average of $789). Flying from Seattle to Cusco in December is currently the most expensive (average of $1,308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Seattle to Cuzco

Discover the top 2 airlines that operate flights from Seattle to Cuzco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$997Average$1,198FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$999Average$1,174FlexibilityNo cancel feeOn-time81%

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