Cheap flights from Illinois to Boston (BOS) from $56

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — BOS
May 6 — May 131

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 33 days in advance, which can save you up to 34% on flights from Illinois to Boston compared to booking the week you need them. Waiting 33 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $228. For sooner than that we have options available in the next 3 days from $316.

What is the cheapest month to fly from Illinois to Boston?

Flights from Illinois to Boston lean towards being more expensive in June. Prices are generally better when you fly from Illinois to Boston in February, with the cheapest ticket starting at $76.

When is the cheapest time to fly from Illinois to Boston (IL - BOS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Boston as you normally would.

Cheap Frontier flights from Illinois to Boston

Explore cheap flight options specifically provided by Frontier for the route between Illinois and Boston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Consider these cheap Frontier flights we've found departing from Illinois to Boston. Deals update often to give you more flight options matching your criteria
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Sat 5/189:49 amBOS - MDW
1 stop22h 05mFrontier
Deal found 4/30$101
Sat 6/19:29 pmSTL - BOS
1 stop10h 58mFrontier
Sat 6/810:12 amBOS - STL
1 stop21h 56mFrontier
Deal found 4/30$106
Sat 6/19:29 pmSTL - BOS
1 stop10h 58mFrontier
Wed 6/59:16 amBOS - STL
1 stop22h 52mFrontier
Deal found 4/30$107
Wed 5/299:10 pmSTL - BOS
1 stop10h 30mFrontier
Wed 6/59:16 amBOS - STL
1 stop22h 52mFrontier
Deal found 4/30$117
Wed 5/299:10 pmSTL - BOS
1 stop10h 30mFrontier
Sat 6/810:12 amBOS - STL
1 stop21h 56mFrontier
Deal found 4/30$118
Thu 5/95:56 pmMDW - BOS
1 stop13h 12mFrontier
Sat 5/189:49 amBOS - MDW
1 stop11h 24mFrontier
Deal found 4/30$122
Tue 6/47:44 pmSTL - BOS
1 stop11h 32mFrontier
Sat 6/810:12 amBOS - STL
1 stop21h 56mFrontier
Deal found 4/30$126
Thu 5/95:56 pmMDW - BOS
1 stop13h 12mFrontier
Sat 5/1811:29 amBOS - MDW
2 stops9h 44mFrontier
Deal found 4/30$127
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Mon 5/1312:41 pmBOS - MDW
1 stop11h 49mFrontier
Deal found 4/29$128

Cheap Spirit Airlines flights from Illinois to Boston

Explore cheap flight options specifically provided by Spirit Airlines for the route between Illinois and Boston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Have a look at some of the cheapest available Spirit Airlines flights departing from Illinois and landing in Boston. Check back soon if you're not seeing flights that suit your needs.
Tue 6/117:33 amORD - BOS
1 stop10h 49mSpirit Airlines
Sun 6/166:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/30$158
Wed 5/810:58 amORD - BOS
2 stops21h 52mSpirit Airlines
Thu 5/2310:27 pmBOS - ORD
1 stop13h 41mSpirit Airlines
Deal found 5/1$161
Tue 5/145:36 pmORD - BOS
3 stops27h 00mSpirit Airlines
Thu 5/1610:27 pmBOS - ORD
1 stop13h 41mSpirit Airlines
Deal found 4/30$162
Thu 6/139:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Mon 6/178:00 pmBOS - ORD
2 stops25h 47mSpirit Airlines
Deal found 4/30$163
Wed 5/87:00 amORD - BOS
3 stops15h 26mSpirit Airlines
Tue 5/147:36 pmBOS - ORD
3 stops21h 59mSpirit Airlines
Deal found 5/1$165
Sat 5/117:30 amORD - BOS
1 stop13h 06mSpirit Airlines
Wed 5/159:20 amBOS - ORD
2 stops15h 09mSpirit Airlines
Deal found 5/1$167
Wed 5/87:00 amORD - BOS
1 stop7h 13mSpirit Airlines
Wed 5/153:35 pmBOS - ORD
1 stop6h 00mSpirit Airlines
Deal found 5/1$168
Mon 5/209:25 pmORD - BOS
1 stop16h 19mSpirit Airlines
Sun 5/261:53 pmBOS - ORD
1 stop6h 52mSpirit Airlines
Deal found 5/1$169
Wed 5/85:00 amORD - BOS
2 stops17h 26mSpirit Airlines
Sat 5/1110:40 amBOS - ORD
2 stops15h 38mSpirit Airlines
Deal found 4/29$171

Cheap Illinois to Boston flights in May & June 2024

Find cheap flight options from Illinois to Boston specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 1, 2024.
These are some of the best deals we've found on flights to Boston in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Tue 5/2110:58 amORD - BOS
2 stops11h 28mSpirit Airlines
Thu 5/305:15 pmBOS - ORD
2 stops24h 20mSpirit Airlines
Deal found 5/1$159
Tue 5/281:30 pmORD - BOS
1 stop19h 54mFrontier
Fri 5/3110:04 amBOS - ORD
1 stop16h 04mFrontier
Deal found 4/30$160
Thu 5/307:49 amMDW - BOS
1 stop24h 15mFrontier
Thu 6/612:37 pmBOS - MDW
1 stop7h 56mFrontier
Deal found 4/30$160
Wed 5/810:58 amORD - BOS
2 stops21h 52mSpirit Airlines
Thu 5/2310:27 pmBOS - ORD
1 stop13h 41mSpirit Airlines
Deal found 5/1$161
Fri 5/171:15 pmMDW - BOS
2 stops20h 24mFrontier
Wed 5/228:19 amBOS - MDW
1 stop6h 50mFrontier
Deal found 5/1$161
Tue 5/145:36 pmORD - BOS
3 stops27h 00mSpirit Airlines
Thu 5/1610:27 pmBOS - ORD
1 stop13h 41mSpirit Airlines
Deal found 4/30$162
Sun 5/197:49 amMDW - BOS
1 stop24h 15mFrontier
Mon 5/2011:14 amBOS - MDW
1 stop11h 50mFrontier
Deal found 4/30$162
Fri 5/317:15 pmORD - BOS
Nonstop2h 26mJetBlue
Tue 6/44:25 pmBOS - ORD
Nonstop2h 55mJetBlue
Deal found 5/1$163
Tue 5/215:33 amORD - BOS
1 stop5h 24mMultiple Airlines
Fri 5/249:44 pmBOS - ORD
1 stop27h 48mMultiple Airlines
Deal found 5/1$164

Illinois to Boston 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Boston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
These are some of the best deals we've found on flights to Boston in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Tue 6/117:33 amORD - BOS
1 stop10h 49mSpirit Airlines
Sun 6/166:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/30$158
Sat 6/15:01 amORD - BOS
1 stop6h 08mMultiple Airlines
Fri 6/1412:07 pmBOS - ORD
1 stop7h 58mMultiple Airlines
Deal found 4/30$159
Thu 6/136:35 pmORD - BOS
1 stop15h 14mMultiple Airlines
Mon 6/176:30 amBOS - ORD
Nonstop2h 54mMultiple Airlines
Deal found 5/1$160
Thu 5/307:49 amMDW - BOS
1 stop24h 15mFrontier
Thu 6/612:37 pmBOS - MDW
1 stop7h 56mFrontier
Deal found 4/30$160
Wed 5/810:58 amORD - BOS
2 stops21h 52mSpirit Airlines
Thu 5/2310:27 pmBOS - ORD
1 stop13h 41mSpirit Airlines
Deal found 5/1$161
Fri 5/171:15 pmMDW - BOS
2 stops20h 24mFrontier
Wed 5/228:19 amBOS - MDW
1 stop6h 50mFrontier
Deal found 5/1$161
Tue 5/145:36 pmORD - BOS
3 stops27h 00mSpirit Airlines
Thu 5/1610:27 pmBOS - ORD
1 stop13h 41mSpirit Airlines
Deal found 4/30$162
Sun 5/197:49 amMDW - BOS
1 stop24h 15mFrontier
Mon 5/2011:14 amBOS - MDW
1 stop11h 50mFrontier
Deal found 4/30$162
Thu 6/139:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Mon 6/178:00 pmBOS - ORD
2 stops25h 47mSpirit Airlines
Deal found 4/30$163

Non-stop flights to Boston from Illinois

Discover non-stop flight options from Illinois to Boston. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Take a look at some of the direct flights traveling from Illinois to Boston in the near future. Search for alternative flights from Illinois to Boston by utilizing the search form above.
Tue 7/29:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Tue 7/96:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/29$158
Fri 6/149:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Fri 6/216:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 5/1$159
Thu 7/49:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Tue 7/96:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/29$160
Tue 7/169:04 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Wed 7/246:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/30$161
Sat 6/17:15 pmORD - BOS
Nonstop2h 26mJetBlue
Wed 6/126:10 amBOS - ORD
Nonstop2h 54mJetBlue
Deal found 4/30$162
Fri 5/317:15 pmORD - BOS
Nonstop2h 26mJetBlue
Tue 6/44:25 pmBOS - ORD
Nonstop2h 55mJetBlue
Deal found 5/1$163
Tue 7/29:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Tue 7/166:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/30$164
Sat 7/209:04 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Sat 8/36:35 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 5/1$165
Thu 6/69:10 pmORD - BOS
Nonstop2h 28mSpirit Airlines
Sun 6/96:30 amBOS - ORD
Nonstop2h 54mSpirit Airlines
Deal found 4/30$166

Illinois to Boston flights leaving soon

Find last-minute flight options from Illinois to Boston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Check out these flights departing soon from Illinois to Boston. It's wise to confirm all flight details are correct before booking.
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Sat 5/189:49 amBOS - MDW
1 stop22h 05mFrontier
Deal found 4/30$101
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Sat 5/1811:29 amBOS - MDW
2 stops20h 25mFrontier
Deal found 4/30$106
Thu 5/95:56 pmMDW - BOS
1 stop13h 12mFrontier
Sat 5/189:49 amBOS - MDW
1 stop11h 24mFrontier
Deal found 4/30$122
Thu 5/95:56 pmMDW - BOS
1 stop13h 12mFrontier
Sat 5/1811:29 amBOS - MDW
2 stops9h 44mFrontier
Deal found 4/30$127
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Mon 5/1312:41 pmBOS - MDW
1 stop11h 49mFrontier
Deal found 4/29$128
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Thu 5/309:30 amBOS - MDW
1 stop27h 50mFrontier
Deal found 4/30$129
Thu 5/95:56 pmMDW - BOS
1 stop13h 12mFrontier
Sun 5/129:08 amBOS - MDW
1 stop9h 32mFrontier
Deal found 4/30$155
Thu 5/95:56 pmMDW - BOS
1 stop13h 12mFrontier
Sun 5/129:08 amBOS - MDW
1 stop9h 32mFrontier
Deal found 4/30$156
Thu 5/95:51 pmORD - BOS
1 stop13h 17mFrontier
Thu 5/1610:26 amBOS - ORD
1 stop15h 42mFrontier
Deal found 5/1$159

One-way flights to Boston from Illinois

Search for one-way flight options from Illinois to Boston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Take a look at some of the one-way flights we've detected from Illinois to Boston. For those needing a return trip from Illinois, there is a search form available above.
Sat 6/19:29 pmSTL - BOS
1 stop10h 58mFrontier
Deal found 4/29$56
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Deal found 4/30$59
Sat 5/118:17 pmMDW - BOS
1 stop10h 51mFrontier
Deal found 4/30$60
Sat 5/189:08 pmMDW - BOS
1 stop11h 35mFrontier
Deal found 4/30$61
Sat 5/185:25 pmSTL - BOS
1 stop15h 18mFrontier
Deal found 4/30$61
Tue 6/1110:16 pmMDW - BOS
1 stop7h 43mFrontier
Deal found 4/30$64
Tue 6/1110:16 pmMDW - BOS
1 stop7h 43mFrontier
Deal found 5/1$68
Tue 8/277:59 pmMDW - BOS
1 stop10h 26mFrontier
Deal found 4/30$69
Wed 5/89:53 pmSTL - BOS
1 stop9h 15mFrontier
Deal found 4/30$73

Find flights from Illinois to Boston within your budget

Customize your flight search to find flights from Illinois to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$106 - $240

Route

Depart

Return

Price

Lambert-St LouisBoston Logan Intl

STL - BOS

STLBOS

Lambert-St Louis

Sat 6/1

1 stop10h 58m

Boston Logan Intl

Sat 6/8

1 stop21h 56m

$106

Lambert-St LouisBoston Logan Intl

STL - BOS

STLBOS

Lambert-St Louis

Sat 6/1

1 stop10h 58m

Boston Logan Intl

Wed 6/5

1 stop22h 52m

$107

Lambert-St LouisBoston Logan Intl

STL - BOS

STLBOS

Lambert-St Louis

Tue 6/4

1 stop12h 13m

Boston Logan Intl

Wed 6/5

1 stop22h 52m

$131

Chicago O'Hare IntlBoston Logan Intl

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Tue 6/11

1 stop10h 49m

Boston Logan Intl

Sun 6/16

Nonstop2h 54m

$158

Chicago O'Hare IntlBoston Logan Intl

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Tue 5/14

Nonstop2h 26m

Boston Logan Intl

Wed 5/22

Nonstop2h 54m

$167

Chicago O'Hare IntlBoston Logan Intl

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Sat 6/1

Nonstop2h 29m

Boston Logan Intl

Sat 6/15

Nonstop2h 58m

$182

Chicago O'Hare IntlBoston Logan Intl

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Wed 5/15

1 stop4h 00m

Boston Logan Intl

Wed 5/29

Nonstop2h 56m

$192

Chicago O'Hare IntlBoston Logan Intl

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Sat 5/25

Nonstop2h 34m

Boston Logan Intl

Tue 5/28

1 stop4h 50m

$203

Chicago O'Hare IntlBoston Logan Intl

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Mon 7/8

1 stop25h 56m

Boston Logan Intl

Sat 7/13

1 stop15h 24m

$240

Flights are sorted by cheapest first

Deals found on 4/30

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated May 1, 2024.
Read reviews from past customers who have flown Frontier, Spirit Airlines and JetBlue from Illinois to Boston. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,129 reviews

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Crew

8.7

Reviews

1 / 10

I was very relaxed and calm so I took a brief nap. The flight was pretty smooth.

Southwest
8.2
Very good
6,129 reviews
Southwest
8.2
Very good
6,129 reviews

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Crew

8.7

Reviews

1 / 10

I was very relaxed and calm so I took a brief nap. The flight was pretty smooth.

8.1
Very good
9,115 reviews
Southwest
8.2
Very good
6,129 reviews

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Crew

8.7

Reviews

1 / 10

I was very relaxed and calm so I took a brief nap. The flight was pretty smooth.

8.1
Very good
10,874 reviews
Southwest
8.2
Very good
6,129 reviews

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Crew

8.7

Reviews

1 / 10

I was very relaxed and calm so I took a brief nap. The flight was pretty smooth.

7.6
Good
4,561 reviews
Southwest
8.2
Very good
6,129 reviews

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Crew

8.7

Reviews

1 / 10

I was very relaxed and calm so I took a brief nap. The flight was pretty smooth.

7.4
Good
435 reviews
Southwest
8.2
Very good
6,129 reviews

Overall

8.2

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Crew

8.7

Reviews

1 / 10

I was very relaxed and calm so I took a brief nap. The flight was pretty smooth.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Boston from Illinois?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Boston from Illinois.

  • Can I find flights from Illinois to Boston for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to Boston for under $200. The cheapest flight booked recently is on Frontier for just $106, but on average you can expect to pay $138.

  • Are there nonstop flights from Illinois to Boston for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Illinois to Boston under $200. A good price for a nonstop flight from Illinois to Boston is less than $167.

  • Are there last-minute flights available from Illinois to Boston for under $200?

    There are currently 20+ open flights from Illinois to Boston within the next 7 days for less than $200.

  • What days are nonstop flights available from Illinois to Boston?

    Nonstop flights are available for this route on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from Illinois to Boston on average per day?

    62 flight departures from Illinois to Boston per day on average.
    Early Morning (Midnight to 6am) - 3% of flight departures
    Morning (6am - Noon) - 47% of flight departures
    Afternoon (Noon - 6pm) - 34% of flight departures
    Evening (6pm - Midnight) - 16% of flight departures

  • How long is the flight from Illinois to Boston?

    Frontier and Spirit Airlines can get you from Illinois to Boston in just under 10h 49m. Your travel time can differ by up to 09m. The distance from Illinois to Boston is about 869 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Boston one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $56. Spirit Airlines flights start at $80 while deals on JetBlue start at $90 one-way.

  • What are the most popular routes from Illinois to Boston?

  • What are the most popular airlines that fly from Illinois to Boston?

  • What are the most reliable airlines from Illinois to Boston?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Boston on time: Envoy Air (96%), Icelandair (90%), Etihad Airways (90%).

  • What are the cheapest flights from Illinois to Boston?

    The cheapest flight price from Illinois to Boston is $83. On average you can expect to pay $445. The most popular route, (Chicago O'Hare Intl - Boston Logan Intl), can usually be booked for $62.

  • What does ORD to BOS mean?

    This is defined as Chicago O'Hare Intl Airport (ORD) and Boston Logan Intl Airport (BOS). Codes like Boston Logan Intl Airport are often used to just call airports uniquely. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

  • Can I find deals for flights from Illinois to Boston that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Boston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Boston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Boston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to Boston that include hotel bookings?

    Yes. In addition to deals on Illinois to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Boston.

  • Can I find deals for business class flights from Illinois to Boston?

    Yes. Cheapflights offers flight deals from Illinois to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to Boston that allow pets onboard?

    Many airlines flying from Illinois to Boston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Boston?

    Yes, you can often find last-minute deals on Illinois to Boston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Boston flight deals updated?

    The Illinois to Boston flight deals you see on this page were last updated on 5/1.

See more FAQs

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Alternative routes for Illinois to Boston
See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Illinois to Boston

Discover the top 6 airlines that operate flights from Illinois to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$69Average$148FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
JetBlueCheapest$69Average$218FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest$84Average$477FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$89Average$440FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Spirit AirlinesCheapest$104Average$192FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest$114Average$491FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Illinois to Boston by cabin class

Find flights from Illinois to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Illinois to Boston

Find hourly flight availability from Illinois to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2024.
5%of flight departuresEarly morningMidnight to 6 am
33%of flight departuresMorning6 am to noon
53%of flight departuresAfternoonNoon to 6 pm
9%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to Boston?

Deals for Illinois to Boston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Illinois.

Can Cheapflights find flights from Illinois to Boston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to Boston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Illinois to Boston become cheaper?

Not ready to book yet? You can track prices for flights from Illinois to Boston on Cheapflights with our Price Alert feature and get notified when better prices are available.

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