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Peoria

Cheap flights from Portland, ME to Peoria, IL (PWM - PIA)

PWM — PIA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Best time to book a flight from Portland to Peoria

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

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

Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Peoria, Illinois (average of $318). Flying from Portland, Maine to Peoria, Illinois in October is currently the most expensive (average of $424). 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.

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 September 11, 2025.
Get a feel of what it's like to fly with United Airlines from Portland to Peoria by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

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
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

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 Portland to Peoria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Portland, Maine to Peoria, Illinois round-trip?

    United Airlines, at $306, was found to be the cheapest airline from Portland, Maine to Peoria, Illinois..

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Peoria, Illinois (average of $318). Flying from Portland, Maine to Peoria, Illinois in October is currently the most expensive (average of $424). 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.

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Top airline flying from Portland to Peoria

Discover the top airline that operate flights from Portland 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$306Average$500FlexibilityNo cancel feeOn-time69%

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