$375+ Cheap flights from Champaign to Boston (CMI - BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — BOS
Oct 28 — Nov 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Champaign to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Champaign to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Champaign to BostonExplore 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 September 28, 2026.
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 September 28, 2026.
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Fri 11/278:06 am -
1 stop7h 30m
Sat 12/55:43 am -
1 stop6h 56m
Deal found 9/26![American Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Fri 11/66:05 am -
1 stop7h 26m
Sun 11/87:14 am -
1 stop5h 25m
Deal found 9/27![American Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 9/23. 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 9/261:23 pm -
1 stop6h 37m
Mon 9/286:00 am -
1 stop7h 52m
Deal found 9/23![American Airlines logo]()
$466
This American Airlines deal was found by Cheapflights users on 9/24. 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 9/261:23 pm -
1 stop6h 37m
Tue 9/297:00 am -
1 stop6h 52m
Deal found 9/24![American Airlines logo]()
$482
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Fri 11/205:53 am -
1 stop5h 01m
Fri 11/271:30 pm -
1 stop6h 00m
Deal found 9/26![American Airlines logo]()
$505
Best flights from Champaign to BostonDiscover carefully curated flight deals from Champaign to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from Champaign to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Fri 11/278:06 am -
2 stops9h 39m
Sat 12/51:30 pm -
1 stop5h 47m
Deal found 9/26![American Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Fri 11/66:05 am -
1 stop7h 26m
Sun 11/87:14 am -
1 stop5h 25m
Deal found 9/26![American Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/306:00 am -
1 stop7h 41m
Sun 11/15:43 am -
1 stop6h 56m
Deal found 9/24![American Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Fri 11/205:53 am -
1 stop5h 01m
Fri 11/271:30 pm -
1 stop6h 00m
Deal found 9/26![American Airlines logo]()
$505
Last-minute flights from Champaign to BostonDiscover last-minute flight deals from Champaign to Boston. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from Champaign to Boston. Data last updated September 28, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 9/251:23 pm -
1 stop5h 07m
Tue 9/292:58 pm -
1 stop6h 58m
Deal found 9/24![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 9/251:23 pm -
2 stops9h 31m
Mon 9/287:00 am -
1 stop6h 52m
Deal found 9/24![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 9/23. 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 9/261:23 pm -
1 stop6h 37m
Mon 9/286:00 am -
1 stop7h 52m
Deal found 9/23![American Airlines logo]()
$466
This American Airlines deal was found by Cheapflights users on 9/24. 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 9/261:23 pm -
1 stop6h 37m
Tue 9/297:00 am -
1 stop6h 52m
Deal found 9/24![American Airlines logo]()
$482
This American Airlines deal was found by Cheapflights users on 9/24. 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 9/261:23 pm -
2 stops7h 26m
Sun 9/272:58 pm -
1 stop6h 58m
Deal found 9/24![American Airlines logo]()
$559
This American Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/26:00 am -
1 stop5h 39m
Sun 10/48:33 am -
1 stop5h 19m
Deal found 9/23![American Airlines logo]()
$560
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/306:00 am -
1 stop7h 41m
Sun 11/15:43 am -
1 stop6h 56m
Deal found 9/24![American Airlines logo]()
$450
One-way flights from Champaign to BostonSearch for one-way flight options from Champaign to Boston. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from Champaign to Boston. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 11/46:05 am -
1 stop4h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![American Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 9/23. 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 10/2412:38 pm -
2 stops8h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![American Airlines logo]()
$699
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 September 28, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $375 (American Airlines) |
Popular in | December |
Cheapest in | May |
Average price | $355 |
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 7,457,451 searches. Data last updated September 28, 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
Cheapest round-trip
ChampaignBoston
CMI Champaign University-Willard - BOS Boston Logan Intl
CMIBOS
Champaign University-Willard
Fri 11/27
8:06 am-6:45 pm
2 stops9h 39m
Boston Logan Intl
Sat 12/5
1:30 pm-6:17 pm
1 stop5h 47m
$381
ChampaignBoston
CMI Champaign University-Willard - BOS Boston Logan Intl
CMIBOS
Champaign University-Willard
Fri 11/6
6:05 am-2:31 pm
1 stop7h 26m
Boston Logan Intl
Sun 11/8
7:14 am-11:39 am
1 stop5h 25m
$450
ChampaignBoston
CMI Champaign University-Willard - BOS Boston Logan Intl
CMIBOS
Champaign University-Willard
Fri 10/30
6:00 am-2:41 pm
1 stop7h 41m
Boston Logan Intl
Sun 11/1
5:43 am-11:39 am
1 stop6h 56m
$450
Quickest round-trip
ChampaignBoston
CMI Champaign University-Willard - BOS Boston Logan Intl
CMIBOS
Champaign University-Willard
Wed 11/4
6:05 am-11:36 am
1 stop4h 31m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$504
ChampaignBoston
CMI Champaign University-Willard - BOS Boston Logan Intl
CMIBOS
Champaign University-Willard
Fri 11/20
5:53 am-11:54 am
1 stop5h 01m
Boston Logan Intl
Fri 11/27
1:30 pm-6:30 pm
1 stop6h 00m
$505
ChampaignBoston
CMI Champaign University-Willard - BOS Boston Logan Intl
CMIBOS
Champaign University-Willard
Sat 10/24
12:38 pm-10:24 pm
2 stops8h 46m
Boston Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$699
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Champaign-Boston flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Champaign-Boston flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Champaign-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Champaign-Boston flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Champaign-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
CMI-BOS
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.
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 September 28, 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.
Boarding
7.4
Overall
7.0
Comfort
7.2
Food
6.4
Crew
7.9
Entertainment
6.8
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Boarding
7.4
Overall
7.0
Comfort
7.2
Food
6.4
Crew
7.9
Entertainment
6.8
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
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.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Dedham
Cranston
Revere
Warwick
Pawtucket
Peabody
Auburn
Londonderry
York Beach
Fitchburg
North Falmouth
Swansea
Chelsea
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Champaign
Popular flights
Alternative routes for Champaign to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 28, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Champaign to Boston by cabin class
Find flights from Champaign to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Champaign and Boston flights
Browse other Champaign and Boston flight options. Last updated on September 28, 2026.
Other flights from Champaign
Browse through other flights departing from Champaign. Flights are based on user searches made on Cheapflights and were last updated on September 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$342 | Average$456 | FlexibilityNo cancel fee | On-time71% |