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Cuzco

$945+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CUZ
Jan 6 — Jan 131
Tue 1/6
Tue 1/13
1 adult, Economy
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Cheap 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 December 7, 2025.

This KAYAK deal was found by Cheapflights users on 12/5. 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 12/166:00 amSEA - CUZ
2 stops15h 40mLATAM Airlines
Wed 12/247:30 amCUZ - SEA
2 stops18h 24mLATAM Airlines
Deal found 12/5$1,799
This KAYAK deal was found by Cheapflights users on 12/5. 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 stops18h 00mLATAM Airlines
Thu 12/254:30 pmCUZ - SEA
2 stops24h 45mLATAM Airlines
Deal found 12/5$1,809
This KAYAK deal was found by Cheapflights users on 12/5. 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.
Wed 12/175:00 pmSEA - CUZ
2 stops24h 55mLATAM Airlines
Tue 12/237:30 amCUZ - SEA
2 stops18h 30mLATAM Airlines
Deal found 12/5$1,832
This Orbitz deal was found by Cheapflights users on 12/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amSEA - CUZ
2 stops26h 20mMultiple Airlines
Wed 12/2412:05 amCUZ - SEA
2 stops38h 45mMultiple Airlines
Deal found 12/5$1,935
This KAYAK deal was found by Cheapflights users on 12/5. 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 12/192:05 pmSEA - CUZ
2 stops29h 40mLATAM Airlines
Tue 12/239:45 pmCUZ - SEA
2 stops22h 10mLATAM Airlines
Deal found 12/5$1,989
This KAYAK deal was found by Cheapflights users on 12/5. 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 12/192:05 pmSEA - CUZ
2 stops29h 40mLATAM Airlines
Thu 12/257:50 pmCUZ - SEA
2 stops21h 25mLATAM Airlines
Deal found 12/5$2,029
This KAYAK deal was found by Cheapflights users on 12/5. 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 stops18h 00mLATAM Airlines
Sat 12/277:30 amCUZ - SEA
2 stops18h 30mLATAM Airlines
Deal found 12/5$2,034
This KAYAK deal was found by Cheapflights users on 12/5. 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 12/201:45 pmSEA - CUZ
2 stops18h 35mLATAM Airlines
Wed 12/247:30 amCUZ - SEA
2 stops18h 24mLATAM Airlines
Deal found 12/5$2,202
This Cheapflightsfares deal was found by Cheapflights users on 12/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:00 amSEA - CUZ
2 stops25h 05mLATAM Airlines
Sat 1/1011:15 pmCUZ - SEA
2 stops27h 07mLATAM Airlines
Deal found 12/6$2,221
This KAYAK deal was found by Cheapflights users on 12/5. 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 12/201:45 pmSEA - CUZ
2 stops18h 35mLATAM Airlines
Thu 12/259:05 pmCUZ - SEA
2 stops20h 10mLATAM Airlines
Deal found 12/5$2,242
This KAYAK deal was found by Cheapflights users on 12/5. 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 12/192:05 pmSEA - CUZ
2 stops28h 20mLATAM Airlines
Sat 12/277:30 amCUZ - SEA
2 stops18h 30mLATAM Airlines
Deal found 12/5$2,254
This KAYAK deal was found by Cheapflights users on 12/7. 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.
Thu 12/185:00 pmSEA - CUZ
2 stops18h 50mLATAM Airlines
Sun 1/1111:15 pmCUZ - SEA
2 stops27h 07mLATAM Airlines
Deal found 12/7$2,351

Find 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 December 7, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$945
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$1,492
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
Highest demand for flights based on searches. 4% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 7, 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 1/21

10:00 pm-9:26 pm

3 stops20h 26m

Cusco Velazco Astete

Wed 1/28

8:57 pm-10:16 pm

2 stops28h 19m

$945

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 3/16

8:10 am-4:01 pm

3 stops29h 51m

Cusco Velazco Astete

Sat 3/28

5:12 pm-9:51 pm

3 stops30h 39m

$998

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 4/20

7:20 am-6:10 am

2 stops20h 50m

Cusco Velazco Astete

Wed 4/29

5:00 am-9:59 pm

2 stops18h 59m

$1,025

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 4/20

7:20 am-7:20 am

2 stops22h 00m

Cusco Velazco Astete

Wed 4/29

12:05 am-9:59 pm

2 stops23h 54m

$1,025

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 4/15

1:45 pm-8:25 am

2 stops16h 40m

Cusco Velazco Astete

Wed 4/22

11:20 pm-9:59 pm

2 stops24h 39m

$1,039

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 4/13

11:50 am-9:20 am

2 stops19h 30m

Cusco Velazco Astete

Thu 4/23

5:00 am-9:59 pm

2 stops18h 59m

$1,039

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Tue 4/14

2:00 pm-10:45 am

2 stops18h 45m

Cusco Velazco Astete

Tue 4/21

12:05 am-9:59 pm

2 stops23h 54m

$1,039

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 4/15

6:00 am-6:10 am

2 stops22h 10m

Cusco Velazco Astete

Wed 4/22

12:05 am-9:59 pm

2 stops23h 54m

$1,039

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 3/16

11:45 am-9:00 am

2 stops19h 15m

Cusco Velazco Astete

Sat 3/28

10:45 pm-9:56 pm

2 stops25h 11m

$1,042

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Sat 12/20

4:57 pm-3:55 pm

2 stops19h 58m

$1,379

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/5

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 December.
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

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

Currently, October is the cheapest month in which you can book a flight from Seattle to Cusco (average of $999). Flying from Seattle to Cusco in January is currently the most expensive (average of $1,178). 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 December 7, 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 December 7, 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
8,013 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,013 reviews
Delta
7.9
Good
8,013 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,889 reviews
Delta
7.9
Good
8,013 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 50m. 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 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, October is the cheapest month in which you can book a flight from Seattle to Cusco (average of $999). Flying from Seattle to Cusco in January is currently the most expensive (average of $1,178). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 December 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$999Average$1,108FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,019Average$1,183FlexibilityNo cancel feeOn-time81%

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