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Chicago Rockford International Airport to Portsmouth International Airport flight

Find the cheapest Chicago to Boston flights over the next 3 months. One-way fares from US$252, return fares from US$252.

    • Cheapest
      RFD 17:35
      19h 28m
      1 stop
      PSM 14:03
      Chicago - Boston | Sat, Oct 31 | Allegiant Air
      US$252 US$304
      17% off
      17% off
      US$304 US$252
    • CHI 13:00
      17h 25m
      1 stop
      BOS 14:00
      Chicago - Boston | Fri, Oct 23 | Normal Airline
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Displayed flight fares from Chicago to Boston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Chicago Rockford International Airport to Portsmouth International Airport?

The cheapest airline flying from Chicago Rockford International Airport to Portsmouth International Airport is Allegiant Air (from US$252) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Allegiant Air
From US$252

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About Chicago Rockford International Airport and Portsmouth International Airport

Learn about Chicago Rockford International Airport (RFD) and Portsmouth International Airport (PSM) — including location, terminals, transportation, and travel tips.

Flight distance 1,499.51km
Cheapest one-way ticket price US$252

FAQs for Chicago Rockford International Airport to Portsmouth International Airport Flights

  • What is the average price of a flight from Chicago Rockford International Airport to Portsmouth International Airport?

    Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Chicago Rockford International Airport to Portsmouth International Airport is US$246. Prices may vary depending on the departure date, airline, and availability.
  • Enter Chicago Rockford International Airport and Portsmouth International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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