Flight tickets from Chicago to Boise

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      Travellers and cabin class, 1 Adult, Economy

      Popular Airlines that fly direct from Chicago to Boise

      American Airlines
      United
      Alaska Airlines
      Air Canada
      Lufthansa
      Qatar Airways

      Compare Chicago to Boise flight deals

      Find the cheapest month or even day of the year to fly to Boise

      Book the best Boise fare with no extra fees

      Flight deals from Chicago to Boise

      Looking for a cheap last-minute deal or the best return flight from Chicago to Boise Airport? If you want to travel next month, return fares start from ₹ 21,138. Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Chicago to Boise

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Boise flights are currently cheapest in October.

      Direct flights from Chicago to Boise

      Air Canada
      Alaska Airlines
      American Airlines
      Emirates
      Lufthansa
      Qatar Airways
      Southwest Airlines
      United

      Chicago to Boise: Alternative routes

      Compare routes from Chicago to Boise below. You may find an airport to fly into that's cheaper, faster, or easier than Boise.

      Chicago to Boise: Flight information

      The things to know before you go.
      Cheapest flight found₹ 11,560
      Cheapest month to flyOctober
      Average flight time3 hrs, 46 mins
      Most popular airlineAmerican Airlines
      Average flights per week72

      Finding cheap flights from Chicago to Boise: Frequently asked questions

      The best price we found for a return flight from Chicago to Boise is ₹ 21,113. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      3 hours and 46 minutes is the average flight time from Chicago to Boise.
      American Airlines, United and Alaska Airlines fly direct from Chicago to Boise.
      As of August 2026, there are 72 flights per week flying from Chicago to Boise.
      The cheapest month to fly from Chicago to Boise is usually September.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Boise Airport on Wednesday, 9 September 2026.
      Yes – the average flight time is 3 hours and 46 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boise but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boise is around 40 days in advance, so don’t leave your flight to the last minute.

      Travelling from Chicago to Boise Air Terminal (BOI): What you need to know

      • Start planning your trip by looking up the ideal departure point for your flight from Chicago to Boise Air Terminal (BOI). Explore the options for leaving from Chicago O'Hare International Airport (ORD) or Chicago Midway International Airport (MDW), the city's main airports.

      • Expect to be travelling for 4 hours 5 minutes. That's the average duration of a direct Chicago to Boise Air Terminal flight.

      • Boise is one hour behind Chicago. Boise Air Terminal is located in Boise, which is in the UTC-7 timezone.

      • Chicago O'Hare International Airport (ORD) to Boise Air Terminal (BOI) is the most popular route. There are 21 direct departures a week to pick from. If you have things to do before heading off, take the last flight with United Airlines at 7:50pm. Go for the first ORD to BOI departure operated by United Airlines at 8:45am if you want to get going earlier.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport on time to board your flight from Chicago to BOI.

      • If you're getting away during a popular month like July, head to the airport even earlier. You'll want to arrive up to four hours before international flights and two hours ahead of a domestic departure. Security lines will be longer during high seasons like Thanksgiving and Christmas.

      Airports in Chicago

      Chicago O'Hare International Airport (ORD)

      • Get there in one go from Chicago O'Hare International Airport (ORD). Nonstop flights from Chicago to Boise Air Terminal (BOI) operate from here.

      • When taking off from ORD, you can take a direct flight from Chicago to Boise Air Terminal with United Airlines.

      • Most travellers choose to fly with United from ORD to BOI.

      • American Airlines is the best performing carrier for punctuality on this route.

      • ORD is around 27 kilometres from central Chicago. If you're catching a taxi, driving or ride-sharing from the centre, it'll take 30 minutes or so to get there, depending on traffic. If you're using public transport, expect the travel time to be around 45 minutes.

      • Want a relaxed start to your holiday? Stay near Chicago O'Hare International Airport. Whether you're catching an early flight from Chicago to Boise Air Terminal or prefer not to feel hurried, these hotels are just the thing:

      • 70% of flights that take off from Chicago O'Hare International Airport reach their destination on schedule.

      • ORD's address is 10000 West O'Hare.

      Chicago Midway International Airport (MDW)

      • You can book a direct Chicago to Boise Air Terminal (BOI) plane ticket with departures from Chicago Midway International Airport (MDW). Check if flying out of MDW makes more sense for your journey.

      • Southwest Airlines has direct flights from Chicago to BOI departing from MDW. Book your favourite seat and arrive at your destination in a single hop.

      • On the MDW to BOI route, Southwest Airlines is the favourite choice for most passengers.

      • On public transport, you can travel from central Chicago to MDW in around 30 minutes. The terminal is roughly 16 kilometres away, and getting there by car will take approximately 25 minutes.

      • Get a head start on your holiday with an additional night away from home. Before catching your Chicago to BOI flight, kick back in one of these hotels close to Chicago Midway International Airport:

      • Looking at how often flights stay on schedule, Chicago Midway International Airport has an on-time arrival rate of 76%.

      • The address for MDW is 5700 South Cicero.

      Chicago Rockford International Airport (RFD)

      • From central Chicago, RFD is around 145 kilometres away. It'll take you roughly 1 hour 40 minutes to get there by car and 2 hours or so if you use public transport.

      • Stay in bed a little longer and still make your Chicago to Boise Air Terminal flight with plenty of time to spare. These accommodation options near Chicago Rockford International Airport make departure day effortless if you're setting off early:

      • Flights that take off from RFD touch down at their destination as scheduled 71% of the time.

      • The address of Chicago Rockford International Airport is 2 Airport Cir.

      About Boise Air Terminal (BOI)

      • If you have a late flight from Chicago to Boise Air Terminal, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and sleeping not long after at one of these hotels near BOI:

      • For the lowest price, reserve your vehicle around one week ahead of your Chicago to Boise Air Terminal flight.

      • The street address for BOI is 3201 Airport Way.

      Getting from Boise Air Terminal (BOI) to central Boise

      • From Boise Air Terminal, central Boise is around 6 kilometres away. It takes about 15 minutes to get to the city centre by car.

      • Travelling by public transport takes roughly 30 minutes.

      How to find the cheapest flights from Chicago to Boise Air Terminal (BOI)

      • ₹ 11,560 is the lowest price for a one-way ticket from Chicago to Boise Air Terminal. Return flights start from ₹ 21,138. These prices may change depending on demand.

      • Booking early is often the key to scoring a cheap flight from Chicago to BOI. Prices tend to rise as demand increases, so the closer your departure date, the more expensive your ticket may be.

      • The 'Whole month' tool shows you the cheapest Chicago to Boise Air Terminal tickets across every month. It's a good way to find a bargain if your travel plans are flexible.

      • Finding a cheap plane ticket from Chicago to BOI is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll notify you when a better deal is available.

      • Hunt down a great price on a flight from Chicago to Boise Air Terminal with the help of the filters. Choose your preferred arrival and departure times, number of stops and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest.'

      The best time to fly from Chicago to Boise Air Terminal (BOI)

      • Picture the kind of break you want when planning your trip dates. December is the quietest month to visit Boise. July is when most people book flights from Chicago to Boise Air Terminal (BOI), which may be perfect if you enjoy travelling when it's busier.

      • When booking your Chicago to BOI plane ticket, consider the kind of weather you prefer. July is the warmest month in Boise, with temperatures ranging from 15ºC to 35ºC.

      • If you want to travel in cooler conditions, look for a cheap ticket from Chicago to Boise Air Terminal in January when temperatures are between -11ºC and 5ºC.

      More about Boise

      • Start your Boise trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Chicago to Boise Air Terminal, browse our selection of accommodation options including:

      • There are so many things to see and do in this city, it can be hard to figure out where to start. Cathedral Of The Rockies, Boise Depot and St. John's Cathedral are popular attractions which should be on any good Boise itinerary.

      Explore more of the United States

      • You've visited Boise, now it's time to discover other parts of the United States. Journey around 177 kilometres southeast to Twin Falls to tick off its top sights. From Twin Falls to Snake River Canyon Trail and Perrine Memorial Bridge Scenic Overlook Visitor Centre, there's plenty to keep you busy.

      • Any trip to the United States wouldn't be complete without visiting La Grande. Historic Birnie Park is one of the highlights in this destination, which is roughly 241 kilometres northwest of Boise.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.