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Cuzco

$306+ Cheap flights from Seattle (SEA) to Cusco (CUZ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CUZ
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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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 November 2, 2025.

This American Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 12/710:08 pmSEA - CUZ
2 stops30h 18mAmerican Airlines
Wed 12/109:02 pmCUZ - SEA
2 stops29h 14mAmerican Airlines
Deal found 10/30$1,208
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:30 pmSEA - CUZ
2 stops23h 20mLATAM Airlines
Mon 12/296:50 amCUZ - SEA
2 stops19h 10mLATAM Airlines
Deal found 11/1$1,226
This Delta deal was found by Cheapflights users on 10/31. 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.
Mon 12/152:05 pmSEA - CUZ
2 stops18h 15mDelta
Sun 12/289:45 pmCUZ - SEA
2 stops19h 30mDelta
Deal found 10/31$1,234
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 pmSEA - CUZ
2 stops22h 05mLATAM Airlines
Mon 12/296:50 amCUZ - SEA
2 stops19h 10mLATAM Airlines
Deal found 11/1$1,261
This KAYAK deal was found by Cheapflights users on 10/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:45 pmSEA - CUZ
2 stops23h 35mLATAM Airlines
Mon 12/297:30 amCUZ - SEA
2 stops18h 30mLATAM Airlines
Deal found 10/31$1,266
This Delta deal was found by Cheapflights users on 10/31. 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 12/1212:45 pmSEA - CUZ
2 stops19h 35mDelta
Sun 12/287:50 pmCUZ - SEA
2 stops21h 25mDelta
Deal found 10/31$1,274
This Mytrip deal was found by Cheapflights users on 11/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:40 pmSEA - CUZ
3 stops36h 40mMultiple Airlines
Thu 12/1812:05 amCUZ - SEA
3 stops38h 48mMultiple Airlines
Deal found 11/1$1,285
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:00 pmSEA - CUZ
2 stops16h 40mLATAM Airlines
Sun 12/288:10 pmCUZ - SEA
2 stops21h 05mLATAM Airlines
Deal found 11/1$1,286
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:00 amSEA - CUZ
2 stops15h 45mLATAM Airlines
Mon 12/297:30 amCUZ - SEA
2 stops18h 30mLATAM Airlines
Deal found 11/1$1,301
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:59 pmSEA - CUZ
2 stops17h 41mLATAM Airlines
Thu 12/1812:05 amCUZ - SEA
2 stops25h 49mLATAM Airlines
Deal found 11/2$1,306
This Delta deal was found by Cheapflights users on 11/1. 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.
Sat 12/131:40 pmSEA - CUZ
2 stops20h 00mDelta
Mon 12/296:50 amCUZ - SEA
2 stops19h 10mDelta
Deal found 11/1$1,309

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 November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$983
(Mytrip)

One-way from

$310
(Kiwi.com)

Popular in

November

Cheapest in

October

Average price

$1,662
Provider with most accurate pricing for Seattle/Tacoma Intl-Cusco Velazco Astete flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Cusco Velazco Astete flights.
Search Deals
From Seattle/Tacoma Intl to Cusco Velazco Astete
Search Deals
One-way flight from Seattle/Tacoma Intl to Cusco Velazco Astete
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 2, 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

Fri 4/10

5:50 am-10:40 am

3 stops26h 50m

Cusco Velazco Astete

Sun 4/19

9:02 pm-5:15 pm

3 stops22h 13m

$983

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 4/15

2:00 pm-12:45 pm

2 stops20h 45m

Cusco Velazco Astete

Thu 4/23

8:00 pm-12:58 pm

2 stops18h 58m

$1,004

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Fri 4/10

11:35 pm-12:45 am

2 stops23h 10m

Cusco Velazco Astete

Sun 4/19

9:20 pm-12:58 pm

2 stops17h 38m

$1,053

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 3/16

6:00 am-6:55 am

2 stops22h 55m

Cusco Velazco Astete

Fri 3/27

12:05 am-10:13 pm

2 stops24h 08m

$1,090

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Sun 12/7

10:08 pm-7:26 am

2 stops30h 18m

Cusco Velazco Astete

Wed 12/10

9:02 pm-11:16 pm

2 stops29h 14m

$1,208

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Thu 12/11

11:40 am-6:50 pm

2 stops28h 10m

Cusco Velazco Astete

Mon 12/29

7:30 am-11:00 pm

2 stops18h 30m

$1,226

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 12/10

5:00 pm-5:25 pm

2 stops21h 25m

Cusco Velazco Astete

Mon 12/29

7:30 am-11:00 pm

2 stops18h 30m

$1,226

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 12/15

12:30 pm-2:50 pm

2 stops23h 20m

Cusco Velazco Astete

Mon 12/29

6:50 am-11:00 pm

2 stops19h 10m

$1,226

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 12/15

2:05 pm-11:20 am

2 stops18h 15m

Cusco Velazco Astete

Sun 12/28

9:45 pm-2:15 pm

2 stops19h 30m

$1,234

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Sun 11/23

9:15 pm-6:30 am

2 stops30h 15m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 18 results
1
2

Compare providers for flights from Seattle to Cuzco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Cuzco in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Cusco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Cusco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Cusco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Cusco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Cusco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 31, 2025.

The best time to book flights from Seattle to Cusco is 76 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 $998). Flying from Seattle to Cusco in March is currently the most expensive (average of $1,060). 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 November 2, 2025.

It’s optimal to fly from Seattle to Cusco in the morning. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the afternoon.

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 November 2, 2025.
Get a feel of what it's like to fly with Delta and LATAM Airlines from Seattle to Cusco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,999 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
7,999 reviews
Delta
7.9
Good
7,999 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
LATAM Airlines
7.5
Good
1,874 reviews
Delta
7.9
Good
7,999 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

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.

  • How long is the flight from Seattle to Cusco?

    There are many flights that can get you from Seattle to Cusco in 20h 45m. Fly via LATAM Airlines to get the fastest option. The distance between Seattle and Cusco is about 5227 mi.

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

    Cheapflights users have booked flights from Seattle to Cusco round-trip from $999. Another airline that can offer you cheap pricing is LATAM Airlines. Delta is priced at 14% 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 $998). Flying from Seattle to Cusco in March is currently the most expensive (average of $1,060). 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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$999Average$1,133FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,017Average$1,160FlexibilityNo cancel feeOn-time81%

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