Chicago to Boston (ORD–BOS) — Airlines, Schedules & Connections
Flight Schedule
184 flights
Verified 47m ago
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No flights match your filters.
No nonstop flights on this route. connecting options below.
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Chicago to Boston
5 carriers, 541 flights/week nonstop.
5 Airlines
541 Flights/wk
864 mi
2h 11m nonstop
+1h ahead
198 1-stop hubs
ORD–BOS is served by 5 airlines with nonstop service. American Airlines, United Airlines and Delta Air Lines lead the route. The flight covers 864 miles in approximately 2h 11m. Beyond nonstop, 198 hubs offer 1-stop connections.
Carriers on this route
Airline Landscape
All carriers operating nonstop ORD–BOS service, compared side by side.
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AA American Airlines Also: AS, CX, IB, QR, RJ | 140 | 319, 738, E75, E75S | 2h19-2h45 | Oneworld | AS, CX, IB, QR, RJ | |
| UA United Airlines Also: AV, AZ, EK, NZ | 105 | 32Q, 738, 739, 7M8, 7M9, B39M | 2h20-2h57 | Star Alliance | AV, AZ, EK, NZ | |
| DL Delta Air Lines Also: AF, KE, LY, SK, VS | 37 | 319, 738, E75, E75S | 2h11-2h38 | SkyTeam | AF, KE, LY, SK, VS | |
| B6 JetBlue Also: EY, FI, HA, QR, TP | 14 | BCS3 | 2h15-2h28 | – | EY, FI, HA, QR, TP | |
| WS WestJet | 8 | 319 | 2h28-2h34 | – | – |
Aircraft on this route
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule
Weekly Schedule Pattern
Nonstop flight frequency by day of week, ORD to BOS direction.
Mon
80
flights
Tue
77
flights
Wed
78
flights
Thu
78
flights
Fri
80
flights
Sat
68
flights
Sun
80
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
91
Nonstop flights
541
Outbound / wk
544
Return / wk
Connections
Connection Landscape
Beyond nonstop. 1-stop and 2-stop options for ORD to BOS.
1-STOP
One-Stop Connections
198
Hubs
~3h
Fastest
~53h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
6,569
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Alternatives
Other ways to reach Boston from Chicago
Nearby airports with service to Boston Logan International Airport.
| Metric | ORD→BOS | MDW→BOS | GYY→BOS |
|---|---|---|---|
| Distance from ORD | – | 15 mi | 36 mi |
| Nonstop airlines | 5 | 8 | 2 |
| Weekly flights | 541 | 29 | 1 |
| Flight time | 2h 11m | 1h 48m | 1h 48m |
| Departure OTP | 41% | – | – |
Airports within 200 miles of ORD with service to Boston Logan International Airport.
Know before you go
Travel Essentials
Practical planning for this route.
Time Difference
+1h
Boston is 1 hour
ahead of
Chicago.
ORD: CDT · BOS: EDT
When it's 6:00 PM in Chicago, it's 7:00 PM in Boston.
ORD: CDT · BOS: EDT
When it's 6:00 PM in Chicago, it's 7:00 PM in Boston.
Distance & Flight Time
864 mi / 1,391 km
Nonstop flight time is approximately 2h 11m to 2h 57m.
Getting to ORD
CTA Blue Line runs 24/7 from downtown Loop stations to O'Hare (45 min, $5). Pace buses serve suburbs. Ride-shares cost $35–55 from downtown depending on traffic; add 30+ minutes during rush hour on the Kennedy Expressway.Economy parking lots E/F connect via ATS people mover. Terminal 5 (international) is separate from Terminals 1–3; allow extra time for inter-terminal transfers.
Getting from BOS
Silver Line SL1 (free from Logan) runs to South Station in 15–20 minutes, connecting to the Red Line subway and Amtrak services. The Massport Shuttle connects all Logan terminals and the remote parking areas; it's also the transfer between terminals. Water taxi to Long Wharf (downtown) is $12 and runs seasonally; check weather and schedule.Taxis to downtown Boston cost $30–45 (tunnel toll included in meter). Ride-hails pick up at designated zones; follow the Logan app directions to avoid the main curb chaos. MBTA Blue Line (Airport station, free shuttle from terminals) reaches downtown in 10 minutes but requires a separate transfer. Amtrak Acela to New York departs from South Station (2.5h, from $49).
Boston Climate
Humid continental climate with significant maritime influence. Winters (December–March) bring regular Nor'easters. These coastal storms that dump heavy snow and produce high winds, frequently closing Logan for hours and causing mass cancellations. Ice storms hit several times each winter. BOS is one of the most weather-disrupted major US airports in winter.
Summers are warm (22–29°C) with humidity and afternoon thunderstorms causing July–August delays. Hurricane remnants reach New England in September–October. Spring and fall are mild (8–18°C) but unpredictable. Logan's harbor location means it runs windier than inland readings suggest. Factor this into small aircraft routing.
Facts
ORD–BOS Quick Facts
Key statistics for the Chicago to Boston route.
Route details
Distance864 mi / 1,391 km
Flight time2h 11m to 2h 57m
Time difference+1 hour
Airlines (nonstop)5
Weekly flights541 out / 544 return
1-stop connections198 hubs
Origin: ORD
Full nameChicago O'Hare International Airport
IATA / ICAOORD / KORD
TimezoneAmerica/Chicago
Passengers/yr80.0M
Elevation680 ft / 207 m
Destination: BOS
Full nameBoston Logan International Airport
IATA / ICAOBOS / KBOS
TimezoneAmerica/New_York
Passengers/yr42.2M
Elevation20 ft / 6 m
FAQ
Frequently Asked Questions
Common questions about ORD to BOS flights.
Nonstop flights from Chicago O'Hare International Airport to Boston Logan International Airport take approximately 2h 11m to 2h 57m. The route covers 864 miles.
5 airlines operate nonstop service: American Airlines, JetBlue, Delta Air Lines, United Airlines and WestJet. Plus 18 codeshare partners.
There are approximately 541 nonstop flights per week from ORD to BOS. The return direction has about 544 weekly flights.
Yes, 1-stop connections are available through BED, YIP, TEB, CGF, PSM, CTH, OSC, BKL, MMU, HVN, ERI, ALB, MHT, BDL, LUK, OSU, SBN, ABE, MSN, GRB, INT, SUS, PWM, BMI, CHO, CMI, LEX, BTV, ACY, MGW, MKC, GSO, BGR, ICT, GSP, ORL, OKC, BHM, CAE, HSV, YHZ, AGS, LNK, SHV, NEW, GNV, FXE, TME, OPF, GPT, SUA, YWG, MLB, PIE, APA, MHH, APF, PNS, HOU, RIL, RAP, TEX, PVU, SAF, COS, HDN, EGE, EYW, ASE, JAC, SCF, GCM, TUS, STT, VNY, APC, PSP, NAS, SNA, YVR, BFI, SXM, SBA, GEG, BUR, MRY, SJC, CUN, LIR, UVF, SNN, GRR, MEM, JFK, DCA, CLE, MDT, DSM, SYR, PHL, MEX, BWI, LGA, DTW, MSP, AVL, ROC, EDI, TYS, IND, EWR, BNA, CVG, ATL, IAD, SLC, HPN, ILM, PIT, RIC, CMH, MDW, MCI, STL, CPH, MKE, ORF, SDF, RDU, CLT, BUF, BRU, YUL, YYZ, TVC, IAH, DAL, LIS, VIE, TPA, AUS, FLL, JAX, MIA, RSW, MCO, DFW, CHS, SAV, DUB, DEN, MSY, YYC, MAD, SAT, FCO, SRQ, PDX, KEF, PHX, CDG, MUC, LAS, SEA, AMS, YOW, FRA, ATH, LHR, LAX, SJU, SAN, ZRH, VPS, PBI, SFO, MYR, BCN, PTY, HHH, BZN, ECP, IST, PUJ, PLS, NRT, BOG, TLV, MBJ, AUA, PEK, GRU, DEL, DOH, DXB, ICN, AUH and HKG. These options provide additional schedule flexibility.
Boston is 1 hour ahead of Chicago.
Yes, return flights from BOS to ORD are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.
United, American, Delta, and JetBlue all serve ORD-BOS nonstop. United operates from Terminal 1 at O'Hare, American from Terminals 3, and Delta and other carriers from Terminal 2 or concourse assignments that vary. At Boston Logan, JetBlue uses Terminal C, Delta uses Terminal A, and American and United use Terminal B.
Yes, several ORD-BOS departures operate at 6–7 AM local, arriving in Boston around 10–11 AM Eastern given the 1-hour time zone shift. This schedule supports Chicago-based travelers heading to Boston morning meetings. The time zone shift (Central to Eastern) means ORD departures effectively gain an hour on arrival.
Both Chicago and Boston are in heavy winter weather zones. O'Hare is affected by lake-effect snow and cold fronts, while Boston Logan faces nor'easters that can shut down New England for 24–48 hours. The January–March window carries the highest disruption probability; nor'easters produce some of the most operationally severe weather events in the US domestic network.
Chicago O'Hare to Boston Logan
ORD–BOS spans 860 miles between two major US hub cities and is served by six airlines at roughly 263 weekly frequencies. United and American dominate given hub presence at ORD, while Delta and JetBlue compete for Boston-side demand. Block time averages 2 hours 15 minutes eastbound, slightly under 2 hours westbound with jet stream assistance. The route carries substantial business traffic between Chicago's financial district and Boston's biotech, financial, and academic sectors.
Winter Exposure and Scheduling
The ORD–BOS corridor faces winter weather vulnerability at both ends. O'Hare's lake-effect snow and Boston's nor'easter exposure combine to make January through March one of the most operationally challenging periods on any US domestic route. Major nor'easters at BOS can cancel hundreds of arrivals system-wide. Morning departures from ORD benefit from the Central-to-Eastern time zone shift. A 6 AM ORD departure arrives in Boston by mid-morning, making it an effective schedule for day trips.