Cheap flights from Seattle to Peru from $285
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Peru departing on 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to Peru
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Avianca flights from Seattle to Peru
Our best Avianca deals on Seattle to Peru flight tickets
Copa Airlines flights from Seattle to Peru
Our best Copa Airlines deals on Seattle to Peru flight tickets
See travel insights to Peru from
How to get the cheapest flight ticket from Seattle to Peru
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
What is the cheapest month to fly to Peru?
In general, October is the cheapest month to fly from Seattle to Peru. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $928. If you’re not able to fly to Peru in October, then September is your next best option. Flight prices from Seattle to Peru during September average around $933.
What is the cheapest day to depart on your flight to Peru?
The cheapest day to depart from Seattle to Peru is on a Tuesday when prices can be found for as low as $877. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $977.
What is the cheapest time of day to depart on your flight to Peru?
The cheapest time of day to fly to Peru is in the afternoon when flights can be purchased for as low as $883. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,010 on average. Flights to Peru from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Peru?
You are more likely to see cheaper flights to Peru from Seattle when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Peru for around $1,032 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Peru from Seattle for as low as $908 on momondo.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Peru?
Avianca, LATAM Airlines, and Copa Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Peru
What airlines fly to Peru?
LATAM Airlines, Delta and United Airlines are the top three most popular airlines that fly to Peru from Seattle according to our data. LATAM Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Peru. Keep in mind that there are 5 different airlines that fly to Peru on a routine basis, so you have a few additional options to choose from.
Cheap Seattle to Peru flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Peru
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Peru?
Prices for flights from Seattle/Tacoma Intl Airport to Peru were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Peru?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Peru is 5 as of June 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Peru?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Peru.
What documentation or ID do you need to fly to Peru?
The travel and health documents you'll need for your trip to Peru may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Peru. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Seattle to Peru
Compare and see reviews for airlines that fly from Seattle to Peru with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $545 | Free Cancellation | Rating 7.5 1,451 reviews | |||
| PriceFrom $662 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $771 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $841 | Free Cancellation | Rating 7.5 1,785 reviews | |||
| PriceFrom $851 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Peru?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Peru from Seattle.
Can I find flights from Seattle to Peru with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seattle to Peru flights to just show those with flexible booking policies.
How can momondo help me find flights from Seattle to Peru?
momondo helps you find the best flight between Seattle and Peru 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 Peru right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Seattle to Peru now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Peru and let you know when they change.