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

Currently, August is the cheapest month in which you can book a flight from Detroit to Peoria, Illinois (average of $318). Flying from Detroit to Peoria, Illinois in October is currently the most expensive (average of $428). 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.

What is the cheapest day to fly from Detroit to Peoria, Illinois?

Travelers seeking maximum savings on their Detroit to Peoria, Illinois flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Detroit to Peoria, Illinois?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest time of day to fly from DTT to PIA?

It’s typically best to fly out from Detroit to Peoria, Illinois in the morning. Doing so could potentially save you 31% on the flight price compared to flying at noon, which is usually more expensive.

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

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

How can I find direct flights from Detroit to Peoria?

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

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

Yes. Cheapflights offers flight deals from Detroit 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.

$229+ Flights from Detroit to Peoria, IL

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Cheap flight deals from Detroit to Peoria

Round-trip from	$229 (United Airlines)

From Detroit (DTT) to Greater Peoria

Search Deals

Find flight deals from Detroit to Peoria

Cheapest flights from Detroit to Peoria
Explore the most affordable flight options available from Detroit to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Sat 7/262:10 pmDTW - PIA

1 stop3h 33mUnited Airlines

Mon 7/285:25 pmPIA - DTW

1 stop5h 32mUnited Airlines

Deal found 7/2

$229

Thu 7/177:31 pmDTW - PIA

1 stop5h 41mAmerican Airlines

Mon 7/215:00 amPIA - DTW

1 stop5h 16mAmerican Airlines

Deal found 7/2

$239

Thu 7/174:53 pmDTW - PIA

3 stops23h 05mMultiple Airlines

Mon 7/219:51 pmPIA - DTW

1 stop13h 36mMultiple Airlines

Deal found 7/2

$259

Best flights from Detroit to Peoria
Discover carefully curated flight deals from Detroit to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Sat 7/262:10 pmDTW - PIA

1 stop3h 33mUnited Airlines

Mon 7/285:25 pmPIA - DTW

1 stop5h 32mUnited Airlines

Deal found 7/2

$229

Thu 7/177:31 pmDTW - PIA

1 stop5h 41mAmerican Airlines

Mon 7/215:00 amPIA - DTW

1 stop5h 16mAmerican Airlines

Deal found 7/2

$239

Thu 7/174:53 pmDTW - PIA

3 stops23h 05mMultiple Airlines

Mon 7/219:51 pmPIA - DTW

1 stop13h 36mMultiple Airlines

Deal found 7/2

$259

Last-minute flights from Detroit to Peoria
Discover last-minute flight deals from Detroit to Peoria. Data last updated July 3, 2025 and is based on user searches.

Thu 7/1010:10 amDTW - PIA

1 stop6h 53mAmerican Airlines

Sun 7/136:24 pmPIA - DTW

1 stop4h 23mAmerican Airlines

Deal found 7/1

$269

Thu 7/109:45 amDTW - PIA

2 stops7h 58mUnited Airlines

Sun 7/135:25 pmPIA - DTW

1 stop5h 32mUnited Airlines

Deal found 7/1

$491

Thu 7/106:45 amDTW - PIA

2 stops30h 10mMultiple Airlines

Sun 7/132:16 pmPIA - DTW

2 stops18h 57mMultiple Airlines

Deal found 7/1

$555

Thu 7/177:31 pmDTW - PIA

1 stop5h 41mAmerican Airlines

Mon 7/215:00 amPIA - DTW

1 stop5h 16mAmerican Airlines

Deal found 7/2

$239

Thu 7/174:53 pmDTW - PIA

3 stops23h 05mMultiple Airlines

Mon 7/219:51 pmPIA - DTW

1 stop13h 36mMultiple Airlines

Deal found 7/2

$259

Sat 7/262:10 pmDTW - PIA

1 stop3h 33mUnited Airlines

Mon 7/285:25 pmPIA - DTW

1 stop5h 32mUnited Airlines

Deal found 7/2

$229

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Peoria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitPeoria

DTW - PIA

DTWPIA

Detroit Metropolitan Wayne County

Sat 7/26

2:10 pm-4:43 pm

1 stop3h 33m

Greater Peoria

Mon 7/28

5:25 pm-11:57 pm

1 stop5h 32m

$229

DetroitPeoria

DTW - PIA

DTWPIA

Detroit Metropolitan Wayne County

Thu 7/17

7:31 pm-12:12 am

1 stop5h 41m

Greater Peoria

Mon 7/21

5:00 am-11:16 am

1 stop5h 16m

$239

DetroitPeoria

DTW - PIA

DTWPIA

Detroit Metropolitan Wayne County

Thu 7/17

4:53 pm-2:58 pm

3 stops23h 05m

Greater Peoria

Mon 7/21

9:51 pm-12:27 pm

1 stop13h 36m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Detroit to Peoria

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

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Peoria

See what other customers who have flown with United Airlines and American Airlines from Detroit to Peoria have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,861 reviews

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

8,861 reviews

United Airlines

7.4

Good

8,861 reviews

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

8,861 reviews

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

Can I find deals for flights from Detroit to Peoria that include hotel bookings?
Yes. In addition to deals on Detroit to Peoria flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Detroit to Peoria?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Peoria.
Can I find deals for business class flights from Detroit to Peoria?
Yes. Cheapflights offers flight deals from Detroit 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 Detroit to Peoria, Illinois?
Currently, August is the cheapest month in which you can book a flight from Detroit to Peoria, Illinois (average of $318). Flying from Detroit to Peoria, Illinois in October is currently the most expensive (average of $428). 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Detroit to Peoria

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$226	Average$488	FlexibilityNo cancel fee	On-time71%

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$229+ Cheap flights from Detroit to Peoria, IL (DTT - PIA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Detroit to Peoria with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Detroit to Peoria

Round-trip from

Find flight deals from Detroit to Peoria

Cheapest flights from Detroit to PeoriaExplore the most affordable flight options available from Detroit to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Detroit to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Peoria that are best for you.

Best time to book a flight from Detroit to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Detroit with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Peoria

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 July 3, 2025.

See what other customers who have flown with United Airlines and American Airlines from Detroit to Peoria have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Detroit to Peoria?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Peoria

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Detroit to Peoria

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Book with Flexibility

Travel Smart

Cheapest flights from Detroit to Peoria
Explore the most affordable flight options available from Detroit to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.