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Cheap flights from Boston to Chicago from £44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Chicago departing on 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

These are some of the best return flight deals from Boston to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.
JetBlue Logo
06:00 - 08:00BOS-ORD
3h 00mdirect
JetBlue Logo
08:45 - 12:13ORD-BOS
2h 28mdirect
£88JetBlue
Find Deal
Sun, 11 May - Tue, 13 May
American Airlines Logo
20:51 - 22:52BOS-ORD
3h 01mdirect
American Airlines Logo
20:40 - 00:20ORD-BOS
2h 40mdirect
£88American Airlines
Find Deal
Tue, 3 Jun - Tue, 10 Jun
Southwest Logo
06:45 - 15:00BOS-ORD
9h 15m1 stop
Southwest Logo
16:00 - 23:55ORD-BOS
6h 55m1 stop
£102Southwest
Find Deal
Sat, 7 Jun - Tue, 10 Jun
Delta Logo
20:20 - 22:14BOS-ORD
2h 54mdirect
Delta Logo
07:00 - 10:25ORD-BOS
2h 25mdirect
£103Delta
Find Deal
Tue, 20 May - Thu, 5 Jun
United Airlines Logo
06:00 - 07:57BOS-ORD
2h 57mdirect
United Airlines Logo
09:20 - 12:48ORD-BOS
2h 28mdirect
£105United Airlines
Find Deal
Mon, 19 May - Wed, 21 May
United Airlines Logo
07:45 - 09:43BOS-ORD
2h 58mdirect
United Airlines Logo
19:54 - 23:21ORD-BOS
2h 27mdirect
£106United Airlines
Find Deal
Sun, 25 May - Tue, 27 May
Southwest Logo
05:00 - 12:45BOS-ORD
8h 45m1 stop
Southwest Logo
13:50 - 20:35ORD-BOS
5h 45m1 stop
£106Southwest
Find Deal
Tue, 1 Jul - Fri, 4 Jul
Delta Logo
07:15 - 09:09BOS-ORD
2h 54mdirect
Delta Logo
07:00 - 10:31ORD-BOS
2h 31mdirect
£110Delta
Find Deal
Fri, 6 Jun - Mon, 9 Jun
JetBlue Logo
06:00 - 08:00BOS-ORD
3h 00mdirect
JetBlue Logo
19:31 - 23:00ORD-BOS
2h 29mdirect
£111JetBlue
Find Deal
Sun, 25 May - Fri, 30 May
United Airlines Logo
05:30 - 09:38BOS-ORD
5h 08m1 stop
United Airlines Logo
06:30 - 09:56ORD-BOS
2h 26mdirect
£118United Airlines
Find Deal
Thu, 5 Jun - Sun, 8 Jun

Southwest flights from Boston to Chicago

Our best Southwest deals on Boston to Chicago flight tickets
Southwest
7 Jun
BOS06:45Boston Logan Intl
9h 15m
1 stop
ORD15:00Chicago O'Hare Intl
10 Jun
ORD16:00Chicago O'Hare Intl
6h 55m
1 stop
BOS23:55Boston Logan Intl
Southwest
1 Jul
BOS05:00Boston Logan Intl
8h 45m
1 stop
ORD12:45Chicago O'Hare Intl
4 Jul
ORD13:50Chicago O'Hare Intl
5h 45m
1 stop
BOS20:35Boston Logan Intl
Southwest
13 May
BOS06:05Boston Logan Intl
6h 45m
1 stop
ORD11:50Chicago O'Hare Intl
13 May
ORD13:50Chicago O'Hare Intl
6h 15m
1 stop
BOS21:05Boston Logan Intl

Delta flights from Boston to Chicago

Our best Delta deals on Boston to Chicago flight tickets
Delta
20 May
BOS20:20Boston Logan Intl
2h 54m
ORD22:14Chicago O'Hare Intl
5 Jun
ORD07:00Chicago O'Hare Intl
2h 25m
BOS10:25Boston Logan Intl
Delta
6 Jun
BOS07:15Boston Logan Intl
2h 54m
ORD09:09Chicago O'Hare Intl
9 Jun
ORD07:00Chicago O'Hare Intl
2h 31m
BOS10:31Boston Logan Intl
Delta
6 Jun
BOS20:20Boston Logan Intl
2h 54m
ORD22:14Chicago O'Hare Intl
10 Jun
ORD14:20Chicago O'Hare Intl
2h 39m
BOS17:59Boston Logan Intl

See travel insights to Chicago from

How to get the cheapest flight ticket from Boston to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Chicago?

What is the cheapest month to fly to Chicago?

The cheapest month to fly to Chicago from Boston is in September. Flight prices, which tend to average around £135, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Chicago from Boston during January instead. Flights to Chicago in January, while not as cheap as those in September, still average around £145.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as £140. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Friday, with ticket prices averaging around £333.

What is the cheapest time of day to depart on your flight to Chicago?

Flying to Chicago from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as £159 when looking at flights departing in the morning. Flights in the afternoon are often more expensive, with an average ticket price of £505.

What is the cheapest Boston Logan Intl to Chicago flight route?

Fly from Boston Logan Intl to Chicago O'Hare Intl for the best Boston Logan Intl - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Boston when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around £185 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Boston for as low as £148 on momondo.

What cabin class options are available on Boston Logan Intl to Chicago flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Chicago flight prices changed over time?

As of May 2025, prices for Boston to Chicago flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Boston to Chicago (BOS to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Chicago

Best price found

£44

Fastest flight time

2h 48m

Direct flights

Every day

Airports in Chicago

1 airport
The best one-way flight to Chicago from Boston in the past 72 hours is £44. The best return flight deal from Boston to Chicago found on momondo in the last 72 hours is £88.
The fastest flight from Boston to Chicago takes 2h 48m
Direct flights go from Boston to Chicago every day.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)

  • Is flying the fastest way to get from Boston to Chicago?

    The quickest way to travel this route is to take a flight from Boston to Chicago, doing so can potentially save up to 24h 59m of travel time. While these options may take longer, booking a train from Boston to Chicago or a bus from Boston to Chicago may suit your needs if travel time is less of a factor in your decision making.

  • Is flying the cheapest way to get from Boston to Chicago?

    Expect a flight to be one of the cheapest options available to you for travel. Currently, a flight has deals available from £88. While they may not be the most cost-effective options currently available a train from Boston to Chicago or a bus from Boston to Chicago can also be options worth looking into if other factors outside of cost are a higher priority.

  • How far is Boston Logan Intl to Chicago by plane?

    Chicago is 847.9 mi away from Boston Logan Intl. 2h 51m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Chicago?

    Prices for flights from Boston Logan Intl Airport to Chicago were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Chicago?

  • How old do you have to be to fly from Boston Logan Intl Airport to Chicago?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Chicago?


Best airlines flying from Boston to Chicago

Compare and see reviews for airlines that fly from Boston to Chicago with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom £59Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • American Airlines Flights From Boston to Chicago

    American Airlines operates around 16 flights from Boston to Chicago every week. The average price of these flights found in the last 72 hours has been £151, but momondo users have found American Airlines deals from Boston to Chicago from as low as £79 round-trip. American Airlines has been scored 7.2/10 in 10,000 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Boston to Chicago?

It is quick and easy to find Boston to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Boston to Chicago with flexible booking policies on momondo?

Flights from Boston to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Chicago?

momondo helps you find the best flight between Boston and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Chicago right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Boston and alert you when they change.


Choose the best way to get from Boston to Chicago

Buses

27h 45m
£67 one-way£132 return
Direct · from £132

Distance to city centre

G1N10.6 mi

Find Buses

Boston to Chicago Buses

Trains

22h 15m
£103 one-way£242 return
Direct · from £242

Distance to city centre

ZUN0.7 mi

Find Trains

Boston to Chicago Trains

Flights

2h 48m
£44 one-way£88 return
Direct · from £881 stop · from £73

Distance to city centre

ORD15.9 mi

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1 adult
Tue 6/5
Tue 13/5

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago