Cheap flights from Peoria, Illinois to Seattle from $230
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Seattle departing on 5/28. 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 Peoria, Illinois to Seattle
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
American Airlines flights from Peoria, Illinois to Seattle
Our best American Airlines deals on Peoria, Illinois to Seattle flight tickets
United Airlines flights from Peoria, Illinois to Seattle
Our best United Airlines deals on Peoria, Illinois to Seattle flight tickets
See travel insights to Seattle from
How to get the cheapest flight ticket from Peoria, Illinois to Seattle
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 typical price of a round-trip flight between Peoria, Illinois and Seattle?
What is the cheapest month to fly to Seattle?
In general, April is the cheapest month to fly from Peoria, Illinois to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $430. If you don’t want to visit Seattle in April, then you should wait until March to fly from Peoria, Illinois, when ticket prices are also cheap, with an average price of $508.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Peoria, Illinois is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $547. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Peoria, Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $652.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Peoria, Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $525 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $628. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How have Peoria, Illinois to Seattle flight prices changed over time?
What is the cheapest airline that flies from Greater Peoria to Seattle/Tacoma Intl?
American Airlines and United Airlines are the most popular carriers operating from Greater Peoria to Seattle/Tacoma Intl
What airlines fly to Seattle?
American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Seattle from Peoria, Illinois according to our data. American Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Peoria, Illinois to Seattle
Cheap Peoria, Illinois to Seattle (PIA to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Seattle
How far is Greater Peoria to Seattle/Tacoma Intl by plane?
The straight-line distance from Greater Peoria to Seattle/Tacoma Intl is 1677.2 mi. 6h 52m is a normal flight duration for this route.
When did momondo last update prices for flights from Greater Peoria Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Greater Peoria Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Greater Peoria Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Greater Peoria Airport to Seattle/Tacoma Intl Airport is 2 as of May 2025.
How old do you have to be to fly from Greater Peoria Airport to Seattle/Tacoma Intl 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 Greater Peoria Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl 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 Peoria, Illinois to Seattle?
Based on momondo bookings for flights between Peoria, Illinois and Seattle, the leading airline is American Airlines, making up 65% of the total bookings. Other popular airlines include United Airlines with 35%.
Best airlines flying from Peoria, Illinois to Seattle
Compare and see reviews for airlines that fly from Peoria, Illinois to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $318 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $337 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Peoria to Seattle?
Finding the right flight to Seattle from Peoria is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from Peoria to Seattle with flexible booking policies on momondo?
All flight searches from Peoria to Seattle on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Peoria to Seattle?
momondo provides multiple filters to help you find the best flight to Seattle from Peoria. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Peoria to Seattle right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Seattle from Peoria. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.