HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$219+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BOS
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$259
(American Airlines)

One-way from

$219
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$450
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. 14% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 18, 2025.

This American Airlines deal was found by Cheapflights users on 6/18. 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 10/2911:03 amPIA - BOS
1 stop9h 07mAmerican Airlines
Sat 11/12:57 pmBOS - PIA
1 stop7h 33mAmerican Airlines
Deal found 6/18$259
This United Airlines deal was found by Cheapflights users on 6/16. 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 10/85:20 pmPIA - BOS
1 stop6h 30mUnited Airlines
Sun 10/126:00 amBOS - PIA
1 stop5h 13mUnited Airlines
Deal found 6/16$295
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/35:33 pmPIA - BOS
1 stop16h 19mMultiple Airlines
Thu 8/78:48 pmBOS - PIA
2 stops18h 25mMultiple Airlines
Deal found 6/16$296

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 June 18, 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

Wed 10/29

11:03 am-9:10 pm

1 stop9h 07m

Boston Logan Intl

Sat 11/1

2:57 pm-9:30 pm

1 stop7h 33m

$259

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Wed 10/8

5:20 pm-12:50 am

1 stop6h 30m

Boston Logan Intl

Sun 10/12

6:00 am-10:13 am

1 stop5h 13m

$295

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Sun 8/3

5:33 pm-10:52 am

1 stop16h 19m

Boston Logan Intl

Thu 8/7

8:48 pm-2:13 pm

2 stops18h 25m

$296

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Sun 8/31

5:00 am-11:08 am

1 stop5h 08m

$219

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Mon 6/30

3:39 pm-9:49 pm

1 stop5h 10m

$254

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

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 June is currently the most expensive (average of $306). 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.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 18, 2025.
United Airlines
7.4
Good
8,810 reviews

Food

6.6

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Crew

8.1

Overall

7.4

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
8,810 reviews
United Airlines
7.4
Good
8,810 reviews

Food

6.6

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Crew

8.1

Overall

7.4

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
8,810 reviews

Food

6.6

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Crew

8.1

Overall

7.4

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.

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

    American Airlines, at $259, 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 June is currently the most expensive (average of $306). 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 Peoria?

Book flights to Peoria if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea
Lincoln

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
O'Hare Intl to Hartford flights
St. Louis to Boston flights
Midway to Boston flights
O'Hare Intl to Albany flights
O'Hare Intl to Nantucket flights
Midway to Hartford flights
O'Hare Intl to Worcester flights
Midway to Albany flights
St. Louis to Albany flights
Moline to Boston flights
St. Louis to Hartford flights
Midway to Nantucket flights
O'Hare Intl to West Tisbury flights
O'Hare Intl to Hyannis flights
Peoria to Hartford flights
Evansville to Boston flights
Moline to Albany flights
St. Louis to West Tisbury flights
Bloomington to Boston flights
Peoria to Albany flights
Decatur to Boston flights
Moline to Hartford flights
Springfield to Boston flights
O'Hare Intl to Provincetown flights
Bloomington to Albany flights
Bloomington to Hartford flights
Champaign to Boston flights
Dubuque to Boston flights
Springfield to Hartford flights
Champaign to Albany flights
Dubuque to Hartford flights
Champaign to Hartford flights
O'Hare Intl to New Bedford flights
Evansville to Hartford 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$304Average$474FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$315Average$471FlexibilityNo 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.
Site
Privacy Preferences©2025 Cheapflights