$545 Cheap Flights from Peoria (PIA) to Moline (MLI)

View $545 flight on Sun, Nov 9, 2025Opens in a new window

Popular airlines from Peoria, IL (PIA-Greater Peoria Regional) to Quad City Intl. Airport (MLI)

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Cheap Flights from Peoria to Moline (PIA-MLI)

Prices were available within the past 7 days and start at $545 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI) cost?
Grab a cheap one-way flight from $545 or cheap return flight from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI)?
is the least expensive month to fly from PIA to MLI. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from PIA to MLI. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI)?
Nonstop flights from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PIA to MLI?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI)?
Select a flight from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI) last-minute?
Booking your plane ticket from PIA to MLI just before your getaway is typically more expensive. But if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a PIA to MLI flight and hotel package?
Compared with arranging flights and hotels separately, booking a PIA to MLI flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Greater Peoria Regional Airport (PIA) to Quad City Intl. Airport (MLI)?
If you booked your PIA to MLI flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Greater Peoria Regional
Destination airport
Quad City Intl.
Distance
69 mi

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Peoria to Moline Flights

The cheapest times to fly from Peoria to Moline

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Peoria to Moline are during the month of . You can find some of the cheapest flights from Peoria to Moline with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Peoria to Moline

Sunday is one of the best days to book for cheap flights from Peoria to Moline: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Peoria to Moline

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Peoria to Moline in 2025. You can also book with separate airlines for your outbound and return journeys, from $545 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Peoria to Moline flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Peoria to Moline airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Peoria to Moline Flights

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*Available to One Key members.