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Cheap flights from Chicago to Boston from £38

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Boston departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Boston

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Chicago to Boston.
08:40 - 12:14ORD-BOS
2h 34mdirect
15:45 - 17:35BOS-ORD
2h 50mdirect
£71JetBlue
Find Deal
Fri, 5 Sep - Fri, 5 Sep
07:00 - 15:45ORD-BOS
7h 45m1 stop
17:40 - 21:30BOS-ORD
4h 50m1 stop
£74Southwest
Find Deal
Tue, 15 Apr - Thu, 17 Apr
19:31 - 23:00ORD-BOS
2h 29mdirect
06:00 - 08:00BOS-ORD
3h 00mdirect
£75JetBlue
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Fri, 30 May - Mon, 2 Jun
21:32 - 00:59ORD-BOS
2h 27mdirect
18:59 - 23:37BOS-ORD
5h 38m1 stop
£80United Airlines
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Thu, 24 Jul - Mon, 28 Jul
10:05 - 13:34ORD-BOS
2h 29mdirect
07:15 - 09:09BOS-ORD
2h 54mdirect
£83Delta
Find Deal
Sat, 31 May - Wed, 4 Jun
19:54 - 23:21ORD-BOS
2h 27mdirect
06:00 - 07:58BOS-ORD
2h 58mdirect
£88United Airlines
Find Deal
Fri, 30 May - Sun, 1 Jun
14:15 - 17:47ORD-BOS
2h 32mdirect
07:15 - 09:09BOS-ORD
2h 54mdirect
£90Delta
Find Deal
Wed, 7 May - Sun, 11 May
09:55 - 23:29ORD-BOS
12h 34m1 stop
10:30 - 16:25BOS-ORD
6h 55m1 stop
£115Spirit Airlines
Find Deal
Thu, 8 May - Mon, 12 May
06:04 - 11:13ORD-BOS
4h 09m1 stop
06:10 - 08:18BOS-ORD
3h 08mdirect
£176American Airlines
Find Deal
Thu, 24 Apr - Sun, 27 Apr
09:50 - 13:17ORD-BOS
2h 27mdirect
08:14 - 12:20BOS-ORD
5h 06m1 stop
£182American Airlines
Find Deal
Mon, 21 Apr - Wed, 23 Apr

JetBlue flights from Chicago to Boston

Our best JetBlue deals on Chicago to Boston flight tickets
JetBlue
5 Sept
ORD08:40Chicago O'Hare Intl
2h 34m
BOS12:14Boston Logan Intl
5 Sept
BOS15:45Boston Logan Intl
2h 50m
ORD17:35Chicago O'Hare Intl
JetBlue
30 May
ORD19:31Chicago O'Hare Intl
2h 29m
BOS23:00Boston Logan Intl
2 Jun
BOS06:00Boston Logan Intl
3h 00m
ORD08:00Chicago O'Hare Intl
JetBlue
1 May
ORD06:20Chicago O'Hare Intl
4h 26m
1 stop
BOS11:46Boston Logan Intl
4 May
BOS06:00Boston Logan Intl
3h 05m
ORD08:05Chicago O'Hare Intl

Southwest flights from Chicago to Boston

Our best Southwest deals on Chicago to Boston flight tickets
Southwest
15 Apr
ORD07:00Chicago O'Hare Intl
7h 45m
1 stop
BOS15:45Boston Logan Intl
17 Apr
BOS17:40Boston Logan Intl
4h 50m
1 stop
ORD21:30Chicago O'Hare Intl
Southwest
15 Apr
ORD13:50Chicago O'Hare Intl
8h 10m
2 stops
BOS23:00Boston Logan Intl
17 Apr
BOS09:00Boston Logan Intl
5h 05m
1 stop
ORD13:05Chicago O'Hare Intl
Southwest
15 Apr
ORD13:50Chicago O'Hare Intl
8h 10m
2 stops
BOS23:00Boston Logan Intl
17 Apr
BOS13:55Boston Logan Intl
9h 05m
2 stops
ORD22:00Chicago O'Hare Intl

See travel insights to Boston from

How to get the cheapest flight ticket from Chicago to Boston

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 Chicago and Boston?

What is the cheapest month to fly to Boston?

In general, September is the cheapest month to fly from Chicago to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £148. The month of August is another great option to travel to Boston, with average flight prices from Chicago averaging around £161.

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

The cheapest day to depart on your flight to Boston is on a Wednesday when prices can be found for as low as £148. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £1,441. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boston.

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

Our most recent data shows that the best time of day to fly to Boston is in the evening. Flights from Chicago to Boston during this time can be as low as £143. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around £760 per ticket.

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

Fly from Chicago Midway to Boston Logan Intl for the best Chicago - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from Chicago when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Boston for around £188 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Chicago for as low as £156 on momondo.

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

There are 4 cabin classes available to choose from on Chicago to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago to Boston flight prices changed over time?

As of March 2025, prices for Chicago to Boston flights are approximately 33% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Boston

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

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

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

Best price found

£38

Fastest flight time

2h 20m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Boston

1 airport
The best one-way flight to Boston from Chicago in the past 72 hours is £38. The best return flight deal from Chicago to Boston found on momondo in the last 72 hours is £71.
The fastest flight from Chicago to Boston takes 2h 20m
Direct flights go from Chicago to Boston on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Delta and JetBlue.
There is 1 airport near Boston: Boston Logan Intl (BOS)

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

    The quickest way to travel this route is to take a flight from Chicago to Boston, doing so can potentially save up to 23h 00m of travel time. While these options may take longer, booking a train from Chicago to Boston or a bus from Chicago to Boston may suit your needs if travel time is less of a factor in your decision making.

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

    A flight from Chicago to Boston is currently going to be the least expensive option currently available. You can also find deals for a train from Chicago to Boston starting at £206, or consider a bus from Chicago to Boston starting at £140. Both of these alternative options are worth considering when looking to reach your destination.

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

    Chicago and Boston Logan Intl are 847.9 mi apart from one another. Flights usually cover this in 2h 20m, depending on flying conditions and air traffic around both airports.

  • What is the carbon footprint of flying from Chicago to Boston Logan Intl?

    753lb is the expected carbon footprint of a flight from Chicago to Boston Logan Intl, though you can sort and filter momondo flight search results by CO2 to find the best option. By train, you could lower your emissions for this trip by about 75%. Emissions for travelling this route by bus are generally around 119lb.

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

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

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

    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 Chicago to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport 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 Boston Logan Intl Airport. 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 Chicago to Boston?


Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Salem
Burlington
Cambridge
Braintree
Needham
Plymouth
South Portland
Everett
York Beach
Brookline
Somerville
Warwick
South Yarmouth
Concord
Revere
Hampton
Amesbury
Hull
Chatham
Laconia

Why use momondo?

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

Finding the right flight to Boston from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boston quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Boston from Chicago which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Boston.

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

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


Choose the best way to get from Chicago to Boston

Buses

28h 10m
£80 one-way£140 return
Direct · from £140

Distance to city centre

ZTO0.6 mi
119lb CO2

84% less than flights

Find Buses

Chicago to Boston Buses

Trains

21h 54m
£86 one-way£206 return
Direct · from £206

Distance to city centre

ZTO0.6 mi
ZTY1.3 mi
189lb CO2

75% less than flights

Find Trains

Chicago to Boston Trains

Flights

2h 25m
£38 one-way£71 return
Direct · from £711 stop · from £53

Distance to city centre

BOS2.6 mi

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

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