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Peoria

$223+ Cheap flights from Seattle to Peoria, IL (SEA - PIA)

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PIA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Seattle to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Peoria (PIA). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)

One-way from

$223
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$363
Provider with most accurate pricing for Seattle/Tacoma Intl-Greater Peoria flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Greater Peoria flights.
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From Seattle/Tacoma Intl to Greater Peoria
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One-way flight from Seattle/Tacoma Intl to Greater Peoria
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Highest demand for flights based on searches. 23% potential increase in price ($169 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Seattle to Peoria

Cheapest flights from Seattle to Peoria
Explore the most affordable flight options available from Seattle to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This United Airlines deal was found by Cheapflights users on 2/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2911:45 pmSEA - PIA
1 stop8h 27mUnited Airlines
Tue 5/65:25 pmPIA - SEA
1 stop7h 17mUnited Airlines
Deal found 2/18$319
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Mon 4/2812:59 amSEA - PIA
1 stop7h 19mAmerican Airlines
Tue 5/66:16 amPIA - SEA
1 stop13h 02mAmerican Airlines
Deal found 2/18$337
This Mytrip deal was found by Cheapflights users on 2/19. 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.
Thu 5/19:06 pmSEA - PIA
1 stop12h 44mMultiple Airlines
Sun 5/48:51 amPIA - SEA
3 stops37h 10mMultiple Airlines
Deal found 2/19$439

Find flights from Seattle to Peoria within your budget

Customize your flight search to find flights from Seattle to Peoria 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 February 20, 2025.

Fly from

Seattle

Fly to

Peoria

Route

Depart

Return

Price

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Tue 4/29

11:45 pm-10:12 am

1 stop8h 27m

Greater Peoria

Tue 5/6

5:25 pm-10:42 pm

1 stop7h 17m

$319

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Mon 4/28

12:59 am-10:18 am

1 stop7h 19m

Greater Peoria

Tue 5/6

6:16 am-5:18 pm

1 stop13h 02m

$337

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Thu 5/1

9:06 pm-11:50 am

1 stop12h 44m

Greater Peoria

Sun 5/4

8:51 am-8:01 pm

3 stops37h 10m

$439

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Fri 6/20

5:15 pm-8:59 am

1 stop13h 44m

$223

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Sat 5/31

4:58 pm-4:57 pm

3 stops21h 59m

$261

SeattlePeoria

SEA - PIA

SEAPIA

Seattle/Tacoma Intl

Sat 5/31

5:14 pm-9:22 pm

2 stops26h 08m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Seattle to Peoria

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 Peoria in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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-Peoria, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Peoria, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Peoria, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Peoria, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub 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-Peoria, Illinois 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 Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria 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.

Travel insights for flights from Seattle to Peoria

Get recent, data-driven insights about flights from Seattle to Peoria including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle to Peoria, Illinois?

Currently, August is the cheapest month in which you can book a flight from Seattle to Peoria, Illinois (average of $318). Flying from Seattle to Peoria, Illinois in May is currently the most expensive (average of $446). 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.

Rainfall in Peoria by month

Plan your trip to Peoria by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Peoria, Illinois ranges from 1.8 - 4.3 inches per month. May is typically the wettest month, when rainfall can reach 4.3 in. January is typically the driest time to visit Peoria, Illinois when rainfall is around 1.8 in.

Temperature in Peoria by month

Plan your trip to Peoria by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Peoria, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. 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 Peoria. Reviews last updated February 20, 2025.
To help decide which airline to fly from Seattle to Peoria, see what other customers have to say about United Airlines and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,768 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,768 reviews
United Airlines
7.4
Good
8,768 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,768 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Seattle to Peoria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seattle to Peoria, Illinois round-trip?

    United Airlines, at $319, was found to be the cheapest airline from Seattle to Peoria, Illinois. An alternate airline flying to your destination would be American Airlines. Users have found that United Airlines is 42% cheaper than the other options available to this destination.

  • Can I find deals for flights from Seattle to Peoria that include hotel bookings?

    Yes. In addition to deals on Seattle to Peoria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Peoria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Peoria.

  • Can I find deals for business class flights from Seattle to Peoria?

    Yes. Cheapflights offers flight deals from Seattle to Peoria 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 Peoria, Illinois?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Peoria, Illinois (average of $318). Flying from Seattle to Peoria, Illinois in May is currently the most expensive (average of $446). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Seattle to Peoria

Discover the top 2 airlines that operate flights from Seattle to Peoria. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$521FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$358Average$576FlexibilityNo cancel feeOn-time69%
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