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$136+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 12, 2025.

Round-trip from

$259
(American Airlines)

One-way from

$136
(Mytrip)

Popular in

March

Cheapest in

August

Average price

$489
From Greater Peoria to Boston Logan Intl
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One-way flight from Greater Peoria to Boston Logan Intl
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Highest demand for flights based on searches. 13% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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 10/76:27 pmPIA - BOS
1 stop4h 47mAmerican Airlines
Wed 10/155:00 amBOS - PIA
1 stop5h 40mAmerican Airlines
Deal found 6/10$259
This United Airlines deal was found by Cheapflights users on 6/11. 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 9/308:10 amPIA - BOS
2 stops8h 44mUnited Airlines
Sat 10/412:35 pmBOS - PIA
1 stop5h 08mUnited Airlines
Deal found 6/11$264
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/168:49 amPIA - BOS
3 stops33h 45mMultiple Airlines
Mon 7/219:32 amBOS - PIA
1 stop6h 26mMultiple Airlines
Deal found 6/10$351

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 12, 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

Tue 10/7

6:27 pm-12:14 am

1 stop4h 47m

Boston Logan Intl

Wed 10/15

5:00 am-9:40 am

1 stop5h 40m

$259

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Tue 9/30

8:10 am-5:54 pm

2 stops8h 44m

Boston Logan Intl

Sat 10/4

12:35 pm-4:43 pm

1 stop5h 08m

$264

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Wed 7/16

8:49 am-7:34 pm

3 stops33h 45m

Boston Logan Intl

Mon 7/21

9:32 am-2:58 pm

1 stop6h 26m

$351

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Mon 7/7

9:51 pm-3:37 pm

2 stops16h 46m

$136

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Thu 7/3

5:33 pm-10:52 am

1 stop16h 19m

$182

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Mon 6/30

3:39 pm-11:12 pm

1 stop6h 33m

$254

PeoriaBoston

PIA - BOS

PIABOS

Greater Peoria

Thu 7/3

5:00 am-11:09 am

1 stop5h 09m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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!
Allegiant Air
7.3
Good
725 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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 48% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Peoria, Illinois to Boston one-way?

    The cheapest airlines for a one-way flight from Peoria, Illinois to Boston are Allegiant Air ($182), United Airlines ($254), and American Airlines ($271).

  • 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
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

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Alternative routes for Peoria to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$304Average$476FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$315Average$498FlexibilityNo cancel feeOn-time69%

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