A spacious airport terminal with high ceilings, check-in counters, and a Starbucks coffee shop.

CA $146 Cheap Flights from Boston (BOS) to Chicago (ORD)

View CA $146 flight on Sat, Sep 12, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Chicago O'Hare International Airport (ORD)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Boston (BOS) to Chicago (ORD)

Prices were available within the past 7 days and start at CA $146 for one-way flights and CA $290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed, Sep 30 - Sat, Oct 3
BOS
Boston
ORD
Chicago
CA $290 Roundtrip, found 1 hour ago
CA $290
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Sep 30 from Boston to Chicago, returning Sat, Oct 3, priced at CA $290 found 1 hour ago
Delta
Wed, Sep 30 - Sat, Oct 3
BOS
Boston
ORD
Chicago
CA $290 Roundtrip, found 1 hour ago
CA $290
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Sep 30 from Boston to Chicago, returning Sat, Oct 3, priced at CA $290 found 1 hour ago
Delta
Wed, Sep 30 - Sat, Oct 3
BOS
Boston
ORD
Chicago
CA $291 Roundtrip, found 1 hour ago
CA $291
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Sep 30 from Boston to Chicago, returning Sat, Oct 3, priced at CA $291 found 1 hour ago
American Airlines
Wed, Sep 30 - Sat, Oct 3
BOS
Boston
ORD
Chicago
CA $305 Roundtrip, found 1 hour ago
CA $305
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Sep 30 from Boston to Chicago, returning Sat, Oct 3, priced at CA $305 found 1 hour ago
American Airlines
Sat, Oct 10 - Tue, Oct 13
BOS
Boston
ORD
Chicago
CA $319 Roundtrip, found 1 hour ago
CA $319
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Oct 10 from Boston to Chicago, returning Tue, Oct 13, priced at CA $319 found 1 hour ago
JetBlue Airways
Thu, Oct 22 - Sat, Oct 24
BOS
Boston
ORD
Chicago
CA $324 Roundtrip, found 1 hour ago
CA $324
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Thu, Oct 22 from Boston to Chicago, returning Sat, Oct 24, priced at CA $324 found 1 hour ago
Delta
Thu, Oct 22 - Sat, Oct 24
BOS
Boston
ORD
Chicago
CA $325 Roundtrip, found 1 hour ago
CA $325
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Oct 22 from Boston to Chicago, returning Sat, Oct 24, priced at CA $325 found 1 hour ago
JetBlue Airways
Thu, Oct 22 - Sat, Oct 24
BOS
Boston
ORD
Chicago
CA $328 Roundtrip, found 1 hour ago
CA $328
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Thu, Oct 22 from Boston to Chicago, returning Sat, Oct 24, priced at CA $328 found 1 hour ago
United
Wed, Sep 30 - Sat, Oct 3
BOS
Boston
ORD
Chicago
CA $347 Roundtrip, found 1 hour ago
CA $347
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 30 from Boston to Chicago, returning Sat, Oct 3, priced at CA $347 found 1 hour ago
Alaska Airlines
Fri, Oct 16 - Mon, Oct 19
BOS
Boston
ORD
Chicago
CA $930 Roundtrip, found 3 hours ago
CA $930
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Fri, Oct 16 from Boston to Chicago, returning Mon, Oct 19, priced at CA $930 found 3 hours ago

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city centre is 23 minutes. Flights from CA $357
ORD
O'Hare Intl.
Cheapest
Average driving time to city centre23 min
Flights from CA $357

Find the cheapest month to fly from Boston (BOS) to Chicago (ORD)

September is typically the cheapest month to fly

From CA $197 - CA $279 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS) to Chicago, IL (ORD) cost?
You can find cheap one-way flights from CA $146 and cheap return flights from CA $290 BOS to ORD with Expedia. One-way flights typically cost between CA$180 and CA$716 and return flights often range between CA$385 and CA$1,416. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BOS to ORD ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS) to Chicago, IL (ORD)?
The cheapest months to fly from Boston, MA (BOS) to Chicago, IL (ORD) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
There are 5 airlines offering direct flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.). Here are some of the top carriers:
  • United operates 80 direct flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
  • American Airlines operates 74 direct flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
  • Delta operates 27 direct flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
  • JetBlue Airways operates 13 direct flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
  • British Airways operates 7 direct flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
JetBlue Airways is one of the cheapest airlines offering nonstop return flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.), with tickets starting from around CA$210 for flights that can be booked for departure within the next year. JetBlue Airways also offers one of the cheapest connecting return flights on this route, with tickets starting from around CA$401. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The best airline to fly with from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, JetBlue Airways typically offers the lowest fares. Delta offers the most daily flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS) to Chicago, IL (ORD)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
You'll find approximately 28 nonstop flights per day from Boston Logan International (BOS) to Chicago O'Hare International (ORD). For even more choices, look at flights that include layovers, as there are around 144 connecting flights per day. Some common connection points include LaGuardia (LGA), Ronald Reagan Washington National (DCA), and Liberty Intl. (EWR).
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The earliest flight from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) typically departs around 5:00 AM. This service is operated by American Airlines. This is a seasonal service, active in October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
You'll generally find the most flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) on a Friday, with around 104 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United. Fridays offer notably more flight options compared to other days of the week, making it a great day to travel if you're looking for flexibility.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, United and Delta, offer flights during this window. Many travellers prefer these early flights as they allow you to arrive at your destination with plenty of time to start your day.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
A non-stop flight from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) typically takes around 3 hours, covering a distance of about 1,390 kilometers. If you opt for a one-stop flight, your journey will usually be longer, taking about 5 hours. Flights with two or more stops generally take around 7 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
You can fly business class or first class between BOS and ORD.You can fly business class with Frontier Airlines and Delta.First class cabins are available on Spirit Airlines, Alaska Airlines, Delta, American Airlines, and United.
How do I earn miles on a Boston, MA (BOS) to Chicago, IL (ORD) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS) to Chicago, IL (ORD) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Chicago, IL (ORD) from Boston, MA (BOS)?
If you're planning to travel to Chicago from Logan Intl. (BOS), you can fly directly into O'Hare Intl. (ORD). Some flights may connect through major hubs like Baltimore Washington Intl. Thurgood Marshall (BWI), Ronald Reagan Washington National (DCA), or Liberty Intl. (EWR) before reaching Chicago. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS) to Chicago, IL (ORD) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS) to Chicago, IL (ORD) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS) to Chicago, IL (ORD) flight and hotel package?
Securing a Boston, MA (BOS) to Chicago, IL (ORD) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $289
Distance
1381 km
Average flight time
1 hour 54 mins

Book with confidence

Boston to Chicago Flights

The easy way to book your flights from Boston to Chicago 

With Expedia, it’s simple to find and book flights to Chicago from Boston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to O'Hare Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Boston to Chicago today, tomorrow, or this week.  

 

Save dollars with cheap flights from Logan Intl., BOS to O'Hare Intl., ORD 

Sort your search results by price to find great deals on your flight from Boston to Chicago—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chicago from Boston currently is just CA $290 rising to CA $930.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Chicago  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Chicago from Boston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Chicago with Expedia today.

Boston to Chicago Flights

Explore a world of travel with Expedia

*Available to Expedia members.