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$298+ Cheap flights from Champaign to Boston (CMI - BOS)

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — BOS
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
1 adult, Economy
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Cheap flight deals from Champaign to Boston

Cheapest flights from Champaign to Boston
Explore the most affordable flight options available from Champaign to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.

This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:32 pm
CMI
-
BOS
1 stop4h 43m
United Airlines
Fri 11/2710:49 am
BOS
-
CMI
1 stop7h 39m
United Airlines
Deal found 7/10$356
This American Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:41 am
CMI
-
BOS
1 stop6h 00m
American Airlines
Fri 8/143:53 pm
BOS
-
CMI
1 stop5h 35m
American Airlines
Deal found 7/12$381
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:23 pm
CMI
-
BOS
1 stop6h 37m
American Airlines
Sat 10/34:29 pm
BOS
-
CMI
1 stop5h 27m
American Airlines
Deal found 7/10$400
This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:37 am
CMI
-
BOS
1 stop7h 59m
American Airlines
Mon 7/271:01 pm
BOS
-
CMI
1 stop5h 57m
American Airlines
Deal found 7/9$575

Find flight deals from Champaign to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Champaign (CMI) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 13, 2026.

Round-trip from

$356
(United Airlines)

One-way from

$298
(United Airlines)

Popular in

December

Cheapest in

May

Average price

$381
From Champaign University-Willard to Boston Logan Intl
Search Deals
One-way flight from Champaign University-Willard to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Champaign 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 2,558,603 searches. Data last updated July 13, 2026.
Use the filters below to find and compare flights from Champaign to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Fri 11/20

1:32 pm-7:15 pm

1 stop4h 43m

Boston Logan Intl

Fri 11/27

10:49 am-5:28 pm

1 stop7h 39m

$356
Quickest round-trip

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Sat 8/8

11:41 am-6:41 pm

1 stop6h 00m

Boston Logan Intl

Fri 8/14

3:53 pm-8:28 pm

1 stop5h 35m

$381

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Sun 9/13

1:23 pm-9:00 pm

1 stop6h 37m

Boston Logan Intl

Sat 10/3

4:29 pm-8:56 pm

1 stop5h 27m

$400

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Tue 7/28

11:37 am-6:47 pm

1 stop6h 10m

Boston Logan Intl

Fri 7/31

5:10 am-5:58 pm

1 stop13h 48m

$1,074

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Mon 9/14

1:23 pm-11:59 pm

1 stop9h 36m

Boston Logan Intl

Thu 9/17

7:00 am-8:56 pm

1 stop14h 56m

$1,096
Cheapest one-way
Quickest one-way

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Wed 11/4

1:32 pm-9:43 pm

1 stop7h 11m

$298

ChampaignBoston

CMI - BOS

CMIBOS

Champaign University-Willard

Wed 8/5

6:00 am-4:42 pm

2 stops9h 42m

$662

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/11

Sorted by cheapest first

Best time to book a flight from Champaign to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Champaign with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Champaign to Boston

How much does it cost to fly round-trip from Champaign to Boston?

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 July 13, 2026.
Read through reviews of airlines operating flights from Champaign to Boston, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,812 reviews

Entertainment

6.8

Food

6.4

Boarding

7.5

Comfort

7.2

Overall

7.1

Crew

7.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.
American Airlines
7.1
Good
11,812 reviews
American Airlines
7.1
Good
11,812 reviews

Entertainment

6.8

Food

6.4

Boarding

7.5

Comfort

7.2

Overall

7.1

Crew

7.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

Related info for your journey

Find useful and relevant information for your journey from Champaign to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Champaign to Boston?

    For as low as $356, United Airlines can have you in Boston from Champaign in 4h 43m. Airlines will cover a distance of 910 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Champaign to Boston round-trip?

    Currently priced at $368, American Airlines will fly you from Champaign to Boston and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. This flight start at 29% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Champaign 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.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Brockton
Hampton Beach
Seekonk
Cranston
Warwick
Dedham
Peabody
Randolph
Auburn
Fitchburg
York Beach
Chelsea
Londonderry
Swansea
North Falmouth
Smithfield
Braintree

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Champaign to Boston

Discover the top airline that operate flights from Champaign 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 2,558,603 searches. Data last updated July 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$368Average$508FlexibilityNo cancel feeOn-time71%

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