What is the cheapest airline that flies from Seattle/Tacoma Intl to Cusco Velazco Astete?

Delta and LATAM Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Cusco Velazco Astete

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport?

There are 2 operators available for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport as of October 2025.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport.

What documentation or ID do you need to fly to Cusco Velazco Astete Airport?

The necessary travel and health documents for your Cusco Velazco Astete Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$310 Cheap Flights from Seattle to Cusco in 2025/26

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Find the cheapest flights from Seattle to Cusco

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:10 am - 11:20 amSEA-CUZ

24h 10m2 stops

8:57 pm - 10:16 pmCUZ-SEA

28h 19m3 stops

$947Multiple Airlines

Find Deal

Mon, Nov 24 - Sun, Nov 30

5:50 am - 5:45 pmSEA-CUZ

32h 55m3 stops

8:57 pm - 10:16 pmCUZ-SEA

28h 19m3 stops

$988Multiple Airlines

Find Deal

Tue, Nov 25 - Sun, Nov 30

2:00 pm - 12:45 pmSEA-CUZ

20h 45m2 stops

8:00 pm - 12:58 pmCUZ-SEA

18h 58m2 stops

$1,004LATAM Airlines

Find Deal

Wed, Apr 15 - Thu, Apr 23

5:50 am - 4:41 pmSEA-CUZ

31h 51m3 stops

8:57 pm - 10:16 pmCUZ-SEA

28h 19m3 stops

$1,014Multiple Airlines

Find Deal

Mon, Nov 24 - Sun, Nov 30

8:00 am - 9:00 amSEA-CUZ

23h 00m2 stops

12:05 am - 10:13 pmCUZ-SEA

24h 08m2 stops

$1,053LATAM Airlines

Find Deal

Mon, Mar 16 - Fri, Mar 27

8:00 am - 9:00 amSEA-CUZ

23h 00m2 stops

9:35 pm - 1:00 pmCUZ-SEA

17h 25m2 stops

$1,089LATAM Airlines

Find Deal

Thu, Mar 12 - Sat, Apr 4

6:00 am - 6:15 amSEA-CUZ

22h 15m2 stops

12:05 am - 10:13 pmCUZ-SEA

24h 08m2 stops

$1,090LATAM Airlines

Find Deal

Mon, Mar 16 - Fri, Mar 27

10:08 pm - 4:01 pmSEA-CUZ

38h 53m2 stops

9:02 pm - 11:16 pmCUZ-SEA

29h 14m2 stops

$1,134American Airlines

Find Deal

Sun, Dec 7 - Wed, Dec 10

10:01 am - 6:24 amSEA-CUZ

18h 23m3 stops

9:57 pm - 11:16 pmCUZ-SEA

27h 19m2 stops

$2,131American Airlines

Find Deal

Wed, Apr 15 - Thu, Apr 23

10:01 am - 7:26 amSEA-CUZ

19h 25m3 stops

8:17 pm - 11:21 pmCUZ-SEA

29h 04m2 stops

$2,198American Airlines

Find Deal

Mon, Mar 16 - Sat, Mar 28

LATAM Airlines flights from Seattle to Cusco

Our best LATAM Airlines deals on Seattle to Cusco flight tickets

LATAM Airlines

Apr 15

SEA2:00 pmSeattle/Tacoma Intl

20h 45m

2 stops

CUZ12:45 pmCusco Velazco Astete

Apr 23

CUZ8:00 pmCusco Velazco Astete

18h 58m

2 stops

SEA12:58 pmSeattle/Tacoma Intl

$1,004

Find similar

LATAM Airlines

Mar 16

SEA8:00 amSeattle/Tacoma Intl

23h 00m

2 stops

CUZ9:00 amCusco Velazco Astete

Mar 27

CUZ12:05 amCusco Velazco Astete

24h 08m

2 stops

SEA10:13 pmSeattle/Tacoma Intl

$1,053

Find similar

LATAM Airlines

Mar 12

SEA8:00 amSeattle/Tacoma Intl

23h 00m

2 stops

CUZ9:00 amCusco Velazco Astete

Apr 4

CUZ9:35 pmCusco Velazco Astete

17h 25m

2 stops

SEA1:00 pmSeattle/Tacoma Intl

$1,089

Find similar

American Airlines flights from Seattle to Cusco

Our best American Airlines deals on Seattle to Cusco flight tickets

American Airlines

Dec 7

SEA10:08 pmSeattle/Tacoma Intl

38h 53m

2 stops

CUZ4:01 pmCusco Velazco Astete

Dec 10

CUZ9:02 pmCusco Velazco Astete

29h 14m

2 stops

SEA11:16 pmSeattle/Tacoma Intl

$1,134

Find similar

American Airlines

Apr 15

SEA10:01 amSeattle/Tacoma Intl

18h 23m

3 stops

CUZ6:24 amCusco Velazco Astete

Apr 23

CUZ9:57 pmCusco Velazco Astete

27h 19m

2 stops

SEA11:16 pmSeattle/Tacoma Intl

$2,131

Find similar

American Airlines

Nov 8

SEA5:48 amSeattle/Tacoma Intl

21h 33m

3 stops

CUZ6:21 amCusco Velazco Astete

Nov 18

CUZ10:02 pmCusco Velazco Astete

28h 24m

2 stops

SEA11:26 pmSeattle/Tacoma Intl

$2,158

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 11/24

8:10 am-11:20 am

2 stops24h 10m

Cusco Velazco Astete

Sun 11/30

8:57 pm-10:16 pm

3 stops28h 19m

$947

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Tue 11/25

5:50 am-5:45 pm

3 stops32h 55m

Cusco Velazco Astete

Sun 11/30

8:57 pm-10:16 pm

3 stops28h 19m

$988

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

Mon 11/24

5:50 am-4:41 pm

3 stops31h 51m

Cusco Velazco Astete

Sun 11/30

8:57 pm-10:16 pm

3 stops28h 19m

$1,014

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 3/16

8:00 am-9:00 am

2 stops23h 00m

Cusco Velazco Astete

Fri 3/27

12:05 am-10:13 pm

2 stops24h 08m

$1,053

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Thu 3/12

8:00 am-9:00 am

2 stops23h 00m

Cusco Velazco Astete

Sat 4/4

9:35 pm-1:00 pm

2 stops17h 25m

$1,089

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 3/16

6:00 am-6:15 am

2 stops22h 15m

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-4:01 pm

2 stops38h 53m

Cusco Velazco Astete

Wed 12/10

9:02 pm-11:16 pm

2 stops29h 14m

$1,134

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Wed 4/15

10:01 am-6:24 am

3 stops18h 23m

Cusco Velazco Astete

Thu 4/23

9:57 pm-11:16 pm

2 stops27h 19m

$2,131

SeattleCusco

SEA - CUZ

SEACUZ

Seattle/Tacoma Intl

Mon 3/16

10:01 am-7:26 am

3 stops19h 25m

Cusco Velazco Astete

Sat 3/28

8:17 pm-11:21 pm

2 stops29h 04m

$2,198

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Cusco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Cusco?

In general, October is the cheapest month to fly from Seattle to Cusco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,019. If you aren’t able to travel to Cusco during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,056.

What is the cheapest day to depart on your flight to Cusco?

The cheapest day to depart from Seattle to Cusco is on a Tuesday when prices can be found for as low as $1,019. The most expensive day to fly to Cusco is Friday, with ticket prices averaging around $1,308.

What is the cheapest time of day to depart on your flight to Cusco?

According to our data, the cheapest time of day to fly to Cusco is in the morning. momondo users have found flights departing from Seattle to Cusco in the morning for as low as $1,057. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Cusco is in the afternoon when prices are around $1,201.

How far in advance should I book a flight to Cusco?

You are more likely to see cheaper flights to Cusco from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Cusco for around $1,175 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cusco from Seattle for as low as $1,066 on momondo.

When to book flights from Seattle to Cusco

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Cusco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Cusco (SEA to CUZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Cusco

Direct flights	None

There are no direct flights from Seattle to Cusco. There are no popular flight routes from Seattle to Cusco.

Search flight deals

How far is Seattle/Tacoma Intl to Cusco Velazco Astete by plane?
Cusco Velazco Astete is 5234.1 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 15h 45m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport?
There are 2 operators available for flights from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport as of October 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Cusco Velazco Astete Airport.
What documentation or ID do you need to fly to Cusco Velazco Astete Airport?
The necessary travel and health documents for your Cusco Velazco Astete Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Cusco?
momondo data reveals that the most frequently booked airline on the route from Seattle to Cusco is LATAM Airlines, representing 86% of all bookings. The subsequent popular airline is Delta at 14%.

Best airlines flying from Seattle to Cusco

Compare and see reviews for airlines that fly from Seattle to Cusco with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $999	Free Cancellation	Rating 7.9 7,993 reviews		Search Delta flights
LATAM Airlines	PriceFrom $1,017	Free Cancellation	Rating 7.5 1,872 reviews		Search LATAM Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Cusco?

It is quick and easy to find Seattle to Cusco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cusco that suits you.

Can I find flights from Seattle to Cusco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cusco from Seattle with this policy.

How can momondo help me find flights from Seattle to Cusco?

momondo helps you find the best flight between Seattle and Cusco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Cusco right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Cusco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.