HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Peoria

$304+ Cheap flights from Boston to Peoria, IL (BOS - 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PIA
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Peoria with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Peoria

Cheapest flights from Boston to Peoria
Explore the most affordable flight options available from Boston to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This United Airlines deal was found by Cheapflights users on 6/22. 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.
Wed 8/58:15 am
BOS
-
PIA
1 stop5h 23m
United Airlines
Wed 8/1210:41 am
PIA
-
BOS
1 stop4h 46m
United Airlines
Deal found 6/22$319
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Fri 7/248:15 am
BOS
-
PIA
1 stop6h 42m
United Airlines
Fri 7/315:43 pm
PIA
-
BOS
1 stop4h 38m
United Airlines
Deal found 6/26$361
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Wed 7/81:01 pm
BOS
-
PIA
1 stop6h 27m
American Airlines
Wed 7/159:50 am
PIA
-
BOS
1 stop6h 46m
American Airlines
Deal found 6/24$369
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Fri 7/248:15 am
BOS
-
PIA
1 stop6h 42m
United Airlines
Sun 7/266:12 pm
PIA
-
BOS
1 stop6h 02m
United Airlines
Deal found 6/25$377
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Wed 7/229:50 am
BOS
-
PIA
1 stop8h 08m
United Airlines
Thu 7/305:43 pm
PIA
-
BOS
1 stop6h 31m
United Airlines
Deal found 6/24$399
This American Airlines deal was found by Cheapflights users on 6/25. 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.
Fri 7/246:30 pm
BOS
-
PIA
1 stop6h 52m
American Airlines
Sun 7/267:13 pm
PIA
-
BOS
1 stop13h 21m
American Airlines
Deal found 6/25$400
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Wed 7/226:05 am
BOS
-
PIA
3 stops8h 52m
United Airlines
Wed 7/295:43 pm
PIA
-
BOS
1 stop4h 38m
United Airlines
Deal found 6/24$409
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Sat 8/296:00 am
BOS
-
PIA
3 stops14h 03m
United Airlines
Tue 9/18:29 am
PIA
-
BOS
2 stops9h 50m
United Airlines
Deal found 6/25$415
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Wed 7/85:45 am
BOS
-
PIA
2 stops7h 53m
United Airlines
Wed 7/155:43 pm
PIA
-
BOS
1 stop6h 31m
United Airlines
Deal found 6/24$429

Find flight deals from Boston to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)

One-way from

$304
(United Airlines)
Provider with most accurate pricing for Boston Logan Intl-Greater Peoria flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Greater Peoria flights.
Search Deals
From Boston Logan Intl to Greater Peoria
Search Deals
One-way flight from Boston Logan Intl to Greater Peoria
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 June 27, 2026.
Use the filters below to find and compare flights from Boston to Peoria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Wed 8/5

8:15 am-12:38 pm

1 stop5h 23m

Greater Peoria

Wed 8/12

10:41 am-4:27 pm

1 stop4h 46m

$319

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Fri 7/24

8:15 am-1:57 pm

1 stop6h 42m

Greater Peoria

Sun 7/26

6:12 pm-1:14 am

1 stop6h 02m

$377

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Wed 7/22

8:15 am-12:38 pm

1 stop5h 23m

Greater Peoria

Wed 7/29

1:13 pm-7:30 pm

1 stop5h 17m

$399

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Sat 8/29

6:42 pm-10:43 pm

1 stop5h 01m

Greater Peoria

Tue 9/1

8:29 am-7:19 pm

2 stops9h 50m

$404

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Wed 7/22

6:05 am-1:57 pm

3 stops8h 52m

Greater Peoria

Thu 7/30

5:43 pm-1:14 am

1 stop6h 31m

$409

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Wed 7/8

5:45 am-12:38 pm

2 stops7h 53m

Greater Peoria

Wed 7/15

5:43 pm-1:14 am

1 stop6h 31m

$429

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Fri 7/24

7:19 am-1:57 pm

1 stop7h 38m

Greater Peoria

Fri 7/31

10:44 am-11:59 pm

2 stops12h 15m

$429
Cheapest one-way

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Thu 7/16

9:50 am-4:58 pm

1 stop8h 08m

$304
Quickest one-way

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Tue 8/25

10:38 am-3:00 pm

1 stop5h 22m

$304

BostonPeoria

BOS - PIA

BOSPIA

Boston Logan Intl

Fri 7/10

5:45 am-12:38 pm

2 stops7h 53m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Boston 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 Boston to Peoria in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Boston-Peoria, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Peoria, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Peoria, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-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 Boston-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 Boston to Peoria

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

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 June 27, 2026.
Read through reviews of airlines operating flights from Boston to Peoria, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,896 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,896 reviews
United Airlines
7.4
Good
9,896 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
American Airlines
7.1
Good
11,779 reviews
United Airlines
7.4
Good
9,896 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

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

  • How long is the flight from Boston to Peoria, Illinois?

    There are many flights that can get you from Boston to Peoria, Illinois in 5h 23m. Fly via United Airlines to get the fastest option. There are 971 mi between Boston and Peoria, Illinois.

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

    Flying on American Airlines is currently your cheapest option to Peoria, Illinois, with prices starting at $194. Another option worth looking into is United Airlines, starting at $258 round trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

See more FAQs

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.

Top 2 airlines flying from Boston to Peoria

Discover the top 2 airlines that operate flights from Boston 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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$194Average$273FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$375FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.