HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$141+ Cheap flights from Peoria, IL to Boston (PIA - BOS)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BOS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Peoria to Boston 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 Peoria to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to Boston (BOS). 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 September 11, 2025.

Round-trip from

$259
(American Airlines)

One-way from

$141
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$470
From Greater Peoria to Boston Logan Intl
Search Deals
One-way flight from Greater Peoria to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Peoria to Boston

Cheapest flights from Peoria to Boston
Explore the most affordable flight options available from Peoria to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/76:01 amPIA - BOS
1 stop5h 10mAmerican Airlines
Wed 10/155:24 amBOS - PIA
1 stop5h 03mAmerican Airlines
Deal found 9/10$259
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/245:20 pmPIA - BOS
1 stop6h 30mUnited Airlines
Tue 10/286:00 amBOS - PIA
1 stop5h 16mUnited Airlines
Deal found 9/11$276
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/266:25 pmPIA - BOS
1 stop14h 07mAmerican Airlines
Tue 9/307:00 amBOS - PIA
1 stop11h 45mAmerican Airlines
Deal found 9/11$313
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/39:54 amPIA - BOS
1 stop5h 52mAmerican Airlines
Mon 10/65:24 amBOS - PIA
1 stop5h 03mAmerican Airlines
Deal found 9/11$314
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/256:00 amPIA - BOS
2 stops9h 25mAmerican Airlines
Thu 10/307:05 amBOS - PIA
1 stop9h 35mAmerican Airlines
Deal found 9/10$327
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/310:48 amPIA - BOS
1 stop5h 14mUnited Airlines
Sun 10/54:25 pmBOS - PIA
1 stop6h 50mUnited Airlines
Deal found 9/10$329
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/86:36 amPIA - BOS
1 stop5h 41mAmerican Airlines
Tue 10/145:24 amBOS - PIA
1 stop5h 03mAmerican Airlines
Deal found 9/11$333
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/76:00 amPIA - BOS
2 stops8h 13mUnited Airlines
Wed 10/156:00 amBOS - PIA
1 stop5h 13mUnited Airlines
Deal found 9/11$334
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:22 pmPIA - BOS
2 stops26h 37mMultiple Airlines
Tue 10/142:15 pmBOS - PIA
1 stop30h 17mMultiple Airlines
Deal found 9/11$337
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/258:10 amPIA - BOS
2 stops7h 12mUnited Airlines
Thu 10/306:00 amBOS - PIA
2 stops7h 39mUnited Airlines
Deal found 9/10$339
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/156:00 amPIA - BOS
2 stops7h 16mUnited Airlines
Sat 10/1810:25 amBOS - PIA
2 stops7h 18mUnited Airlines
Deal found 9/10$354
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/39:54 amPIA - BOS
1 stop5h 52mAmerican Airlines
Sun 10/55:00 amBOS - PIA
1 stop5h 24mAmerican Airlines
Deal found 9/11$369

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Boston 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 September 11, 2025.
Use the filters below to find and compare flights from Peoria to Boston that are best for you.

Fly from

Peoria

Fly to

Boston

Route

Depart

Return

Price

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Sat 10/25

4:10 pm-11:00 pm

1 stop5h 50m

Boston Logan Intl

Thu 10/30

4:08 pm-11:05 pm

1 stop7h 57m

$259

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Fri 10/3

10:48 am-5:02 pm

1 stop5h 14m

Boston Logan Intl

Sun 10/5

4:25 pm-10:15 pm

1 stop6h 50m

$329

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Wed 10/15

3:56 pm-9:45 pm

1 stop4h 49m

Boston Logan Intl

Sat 10/18

6:00 am-10:13 am

1 stop5h 13m

$329

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Wed 10/8

6:36 am-1:17 pm

1 stop5h 41m

Boston Logan Intl

Tue 10/14

5:24 am-9:27 am

1 stop5h 03m

$333

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Tue 10/7

6:00 am-4:22 pm

2 stops9h 22m

Boston Logan Intl

Wed 10/15

6:15 pm-10:15 pm

1 stop5h 00m

$334

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Sat 10/25

8:10 am-2:40 pm

1 stop5h 30m

Boston Logan Intl

Sat 11/1

10:18 am-9:31 pm

2 stops12h 13m

$334

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Wed 10/29

6:45 am-3:17 pm

2 stops7h 32m

Boston Logan Intl

Sat 11/1

4:10 pm-9:31 pm

1 stop6h 21m

$334

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Wed 10/8

8:22 pm-11:59 pm

2 stops26h 37m

Boston Logan Intl

Tue 10/14

2:15 pm-7:32 pm

1 stop30h 17m

$337

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Fri 10/24

10:22 pm-1:20 pm

2 stops13h 58m

$141

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Fri 10/24

11:16 am-9:00 pm

1 stop8h 44m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
1
2

Best time to book a flight from Peoria to Boston

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

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

Currently, January is the cheapest month in which you can book a flight from Peoria, Illinois to Boston (average of $218). Flying from Peoria, Illinois to Boston in July is currently the most expensive (average of $311). 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 Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Peoria to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

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

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

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
8,937 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

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 Peoria to Boston. 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 Peoria, Illinois to Boston?

    For as low as $329, American Airlines can have you in Boston from Peoria, Illinois in 5h 14m. The distance from Peoria, Illinois to Boston is about 971 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    American Airlines, at $258, was found to be the cheapest airline from Peoria, Illinois to Boston. An alternate airline flying to your destination would be United Airlines. These flights start at 47% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Peoria, Illinois to Boston (average of $218). Flying from Peoria, Illinois to Boston in July is currently the most expensive (average of $311). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Chelsea
Warwick
Peabody
Quincy
York Beach
Swansea
Waltham
Saugus
Burlington

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 Peoria to Boston

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Boston flights
Midway to Boston flights
O'Hare Intl to Hartford flights
St. Louis to Boston flights
O'Hare Intl to Albany flights
Midway to Hartford flights
St. Louis to Hartford flights
Moline to Boston flights
Midway to Albany flights
St. Louis to Albany flights
Decatur to Boston flights
Evansville to Boston flights
Bloomington to Boston flights
O'Hare Intl to Worcester flights
O'Hare Intl to West Tisbury flights
Peoria to Albany flights
Moline to Hartford flights
Champaign to Boston flights
Peoria to Hartford flights
O'Hare Intl to Nantucket flights
Bloomington to Albany flights
Springfield to Boston flights
Dubuque to Boston flights
Moline to Albany flights
Bloomington to Hartford flights
O'Hare Intl to Hyannis flights
Evansville to Hartford flights
O'Hare Intl to Provincetown flights
Springfield to Hartford flights
St. Louis to West Tisbury flights
O'Hare Intl to New Bedford flights
Midway to Nantucket flights
Dubuque to Hartford flights
Champaign to Hartford flights
Champaign to Albany flights

Top 2 airlines flying from Peoria to Boston

Discover the top 2 airlines that operate flights from Peoria to Boston. 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
American AirlinesCheapest$258Average$457FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$321Average$541FlexibilityNo 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.