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Flights from Peoria to Boston

Search cheap flights from Peoria to Boston in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$136, and round-trip tickets start at US$313.

      • PIA 10:52
        26h 57m
        1 stop
        BOS 14:49
        Peoria - Boston | Tue, Dec 9 | American Airlines
        BOS 08:30
        11h 46m
        1 stop
        PIA 19:16
        Boston - Peoria | Sun, Dec 14 | Jetblue Airways
        US$313 US$607
        49% OFF
        49% OFF
        US$607 US$313
      • PIA 13:24
        5h 15m
        1 stop
        BOS 19:39
        Peoria - Boston | Fri, Jan 9 | United Airlines
        BOS 06:00
        7h 38m
        1 stop
        PIA 12:38
        Boston - Peoria | Sun, Jan 11 | United Airlines
        US$317 US$607
        48% OFF
        48% OFF
        US$607 US$317
      • PIA 13:24
        5h 15m
        1 stop
        BOS 19:39
        Peoria - Boston | Thu, Jan 29 | United Airlines
        BOS 06:00
        5h 10m
        1 stop
        PIA 10:10
        Boston - Peoria | Sun, Feb 1 | United Airlines
        US$318 US$607
        48% OFF
        48% OFF
        US$607 US$318
      • PIA 13:15
        5h 10m
        1 stop
        BOS 19:25
        Peoria - Boston | Thu, Dec 11 | United Airlines
        BOS 09:40
        5h 23m
        1 stop
        PIA 14:03
        Boston - Peoria | Tue, Dec 16 | United Airlines
        US$319
        47% OFF
        US$607 US$319
      • PIA 10:45
        5h 30m
        1 stop
        BOS 17:15
        Peoria - Boston | Tue, Dec 9 | United Airlines
        BOS 06:00
        5h 9m
        1 stop
        PIA 10:09
        Boston - Peoria | Sun, Dec 14 | United Airlines
        US$320
        47% OFF
        US$607 US$320
      • PIA 06:30
        5h 16m
        1 stop
        BOS 12:46
        Peoria - Boston | Wed, Feb 4 | United Airlines
        BOS 06:00
        5h 10m
        1 stop
        PIA 10:10
        Boston - Peoria | Mon, Feb 9 | United Airlines
        US$321
        47% OFF
        US$607 US$321
      • PIA 18:44
        16h 42m
        1 stop
        BOS 12:26
        Peoria - Boston | Wed, Feb 4 | American Airlines
        BOS 07:00
        10h 32m
        1 stop
        PIA 16:32
        Boston - Peoria | Mon, Feb 9 | American Airlines
        US$349
        43% OFF
        US$607 US$349
      • PIA 15:30
        5h 15m
        1 stop
        BOS 21:45
        Peoria - Boston | Wed, Dec 10 | United Airlines
        BOS 06:00
        5h 9m
        1 stop
        PIA 10:09
        Boston - Peoria | Sun, Dec 14 | United Airlines
        US$419
        31% OFF
        US$607 US$419
      • PIA 11:03
        9h 39m
        1 stop
        BOS 21:42
        Peoria - Boston | Thu, Dec 11 | Allegiant Air
        BOS 06:00
        14h 16m
        1 stop
        PIA 19:16
        Boston - Peoria | Sun, Dec 14 | American Airlines
        US$420
        31% OFF
        US$607 US$420
      • PIA 15:30
        5h 15m
        1 stop
        BOS 21:45
        Peoria - Boston | Sat, Dec 13 | United Airlines
        BOS 06:00
        6h 59m
        1 stop
        PIA 11:59
        Boston - Peoria | Sun, Dec 14 | United Airlines
        US$425
        30% OFF
        US$607 US$425
      • PIA 13:00
        17h 25m
        1 stop
        BOS Invalid Date
        Peoria - Boston | Thu, Dec 11 | Normal Airline
        BOS 15:00
        6h
        Nonstop
        PIA 16:00
        Boston - Peoria | Sat, Dec 13 | Normal Airline
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Displayed flight fares from Peoria to Boston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Peoria to Boston Flight Details

The distance between Peoria and Boston is about 1,564.66 km. Based on Trip.com's latest data, travel demand is highest in August. The off-season for travel is October.

Cheapest one-way flight priceUS$136
Cheapest return ticket priceUS$313
Cheapest monthOctober
Peak season for travelAugust
Flight distance1,564.66 km

When is the cheapest time to book flights from Peoria to Boston?

The cheapest time to fly from Peoria to Boston: Dec 7 to Dec 14 — one-way prices start at US$136.

Cheapest flights
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  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Peoria to Boston (PIA-BOS)?

    Based on Trip.com data, Allegiant Air offers one-way fares as low as US$136 on Cheapest nonstop routes (e.g. PIA to BOS on Sat, Dec 13), while American Airlines offers Cheapest nonstop round-trips from US$313 departing on Tue, Dec 9 and returning on Sun, Dec 14.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Peoria to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Peoria to Boston, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Dec 13, with one-way flights priced at just US$136.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Boston travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Peoria to Boston is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Peoria to Boston on December 9, 2025 with American Airlines, with prices starting at US$312.
  • The time difference between Boston and Peoria is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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