Spirit Airlines Chicago to Boston Flights

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Best Airfare Price Calendar Flights Schedule

Cheapflightsplus.com will find cheap Spirit Airlines flights from Chicago to Boston. Compare airline ticket prices and book air tickets starting from $247 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Spirit Airlines, arrivals and departure details below.

Find Cheap Airfare Chicago (IL) — Boston (MA) by Spirit Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in september: one-way - $247, two-way – $424.

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Cheap Flights from Chicago to Boston by Spirit Airlines

Look at the list of plane tickets for the most connecting flights by Spirit Airlines, their prices start from $247. There’re no direct flights. The fastest connecting flight – 10h 13m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $247 Find flight	8:12 pm Chicago O'Hare International	11:18 am+1 день Boston Logan	14h 6m layover 7h 45m - Miami	Spirit Airlines	NK2126 NK2300
from $401 Find flight	10:26 am Chicago O'Hare International	11:18 am+1 день Boston Logan	23h 52m layover 17h 35m - Miami	Spirit Airlines	NK2380 NK2300
from $536 Find flight	5:16 pm Chicago O'Hare International	1:48 pm+1 день Boston Logan	19h 32m layover 13h 42m - Orlando	Spirit Airlines	NK2411 NK2178
from $382 Find flight	5:35 pm Chicago O'Hare International	11:18 am+1 день Boston Logan	16h 43m layover 2h 48m - Las Vegas 2h 2m - Miami	Spirit Airlines	NK2075 NK954 NK2300
from $399 Find flight	5:21 pm Chicago O'Hare International	11:18 am+1 день Boston Logan	16h 57m layover 0h 55m - Tampa 9h 5m - Miami	Spirit Airlines	NK2495 NK2284 NK2300
from $430 Find flight	11:21 am Chicago O'Hare International	11:18 am+1 день Boston Logan	22h 57m layover 6h 51m - Atlanta 9h 8m - Miami	Spirit Airlines	NK2493 NK2269 NK2300
from $442 Find flight	5:05 am Chicago O'Hare International	10:34 pm Boston Logan	16h 29m layover 2h 57m - Miami 5h 24m - Detroit	Spirit Airlines	NK1 NK2239 NK2152
from $474 Find flight	11:21 am Chicago O'Hare International	10:34 pm Boston Logan	10h 13m layover 2h 2m - Atlanta 2h 20m - Detroit	Spirit Airlines	NK2493 NK2140 NK2152
from $480 Find flight	6:56 am Chicago O'Hare International	11:12 pm Boston Logan	15h 16m layover 7h 38m - Orlando 1h 19m - Myrtle Beach	Spirit Airlines	NK915 NK2398 NK2350
from $484 Find flight	5:21 pm Chicago O'Hare International	11:18 am+1 день Boston Logan	16h 57m layover 9h 5m - Tampa 0h 53m - Miami	Spirit Airlines	NK2495 NK2378 NK2300
from $557 Find flight	10:27 am Chicago O'Hare International	10:34 pm Boston Logan	11h 7m layover 2h 4m - Miami 0h 41m - Detroit	Spirit Airlines	NK2531 NK2052 NK2152
from $625 Find flight	8:47 pm Chicago O'Hare International	1:48 pm+1 день Boston Logan	16h 1m layover 6h 16m - Houston 1h 32m - Orlando	Spirit Airlines	NK2691 NK2534 NK2178

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 09/08/2025

Spirit Airlines Flight Schedule Chicago to Boston

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:26 am — 11:18 am +1 day	10:26 am — 2:30 pm NK2380 Spirit Airlines Chicago — Miami 17h 35m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	23h 52m including layover	Find flight from$401
10:26 am — 11:12 pm	10:26 am — 2:30 pm NK2380 Spirit Airlines Chicago — Miami 3h 50m stop 6:20 pm — 8:09 pm NK2349 Spirit Airlines Miami — Myrtle Beach 55m stop 9:04 pm — 11:12 pm NK2350 Spirit Airlines Myrtle Beach — Boston	11h 46m including layover	Find flight from$442
10:26 am — 9:39 am +1 day	10:26 am — 2:30 pm NK2380 Spirit Airlines Chicago — Miami 7h 15m stop 9:45 pm — 10:52 pm NK2204 Spirit Airlines Miami — Orlando 7h 38m stop 6:30 am — 9:39 am NK2443 Spirit Airlines Orlando — Boston	22h 13m including layover	Find flight from$543
10:27 am — 10:34 pm	10:27 am — 2:49 pm NK2531 Spirit Airlines Chicago — Miami 2h 4m stop 4:53 pm — 7:54 pm NK2052 Spirit Airlines Miami — Detroit 41m stop 8:35 pm — 10:34 pm NK2152 Spirit Airlines Detroit — Boston	11h 7m including layover	Find flight from$557
11:21 am — 11:18 am +1 day	11:21 am — 2:11 pm NK2493 Spirit Airlines Chicago — Atlanta 6h 51m stop 9:02 pm — 10:57 pm NK2269 Spirit Airlines Atlanta — Miami 9h 8m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	22h 57m including layover	Find flight from$430
11:21 am — 10:34 pm	11:21 am — 2:11 pm NK2493 Spirit Airlines Chicago — Atlanta 2h 2m stop 4:13 pm — 6:15 pm NK2140 Spirit Airlines Atlanta — Detroit 2h 20m stop 8:35 pm — 10:34 pm NK2152 Spirit Airlines Detroit — Boston	10h 13m including layover	Find flight from$474
5:05 am — 11:18 am +1 day	5:05 am — 9:13 am NK1 Spirit Airlines Chicago — Miami 22h 52m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	29h 13m including layover	Find flight from$401
5:05 am — 10:34 pm	5:05 am — 9:13 am NK1 Spirit Airlines Chicago — Miami 2h 57m stop 12:10 pm — 3:11 pm NK2239 Spirit Airlines Miami — Detroit 5h 24m stop 8:35 pm — 10:34 pm NK2152 Spirit Airlines Detroit — Boston	16h 29m including layover	Find flight from$442
5:05 am — 11:12 pm	5:05 am — 9:13 am NK1 Spirit Airlines Chicago — Miami 9h 7m stop 6:20 pm — 8:09 pm NK2349 Spirit Airlines Miami — Myrtle Beach 55m stop 9:04 pm — 11:12 pm NK2350 Spirit Airlines Myrtle Beach — Boston	17h 7m including layover	Find flight from$442
5:16 pm — 11:18 am +1 day	5:16 pm — 9:01 pm NK2411 Spirit Airlines Chicago — Orlando 9h 19m stop 6:20 am — 7:33 am NK2205 Spirit Airlines Orlando — Miami 32m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	17h 2m including layover	Find flight from$434
5:16 pm — 9:39 am +1 day	5:16 pm — 9:01 pm NK2411 Spirit Airlines Chicago — Orlando 9h 29m stop 6:30 am — 9:39 am NK2443 Spirit Airlines Orlando — Boston	15h 23m including layover	Find flight from$459
5:16 pm — 1:48 pm +1 day	5:16 pm — 9:01 pm NK2411 Spirit Airlines Chicago — Orlando 13h 42m stop 10:43 am — 1:48 pm NK2178 Spirit Airlines Orlando — Boston	19h 32m including layover	Find flight from$536
5:21 pm — 11:18 am +1 day	5:21 pm — 8:55 pm NK2495 Spirit Airlines Chicago — Tampa 55m stop 9:50 pm — 11:00 pm NK2284 Spirit Airlines Tampa — Miami 9h 5m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	16h 57m including layover	Find flight from$399
5:21 pm — 11:18 am +1 day	5:21 pm — 8:55 pm NK2495 Spirit Airlines Chicago — Tampa 9h 5m stop 6:00 am — 7:12 am NK2378 Spirit Airlines Tampa — Miami 53m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	16h 57m including layover	Find flight from$484
5:35 pm — 11:18 am +1 day	5:35 pm — 7:27 pm NK2075 Spirit Airlines Chicago — Las Vegas 2h 48m stop 10:15 pm — 6:03 am NK954 Spirit Airlines Las Vegas — Miami 2h 2m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	16h 43m including layover	Find flight from$382
6:56 am — 11:12 pm	6:56 am — 10:34 am NK915 Spirit Airlines Chicago — Orlando 7h 38m stop 6:12 pm — 7:45 pm NK2398 Spirit Airlines Orlando — Myrtle Beach 1h 19m stop 9:04 pm — 11:12 pm NK2350 Spirit Airlines Myrtle Beach — Boston	15h 16m including layover	Find flight from$480
8:12 pm — 11:18 am +1 day	8:12 pm — 0:20 am NK2126 Spirit Airlines Chicago — Miami 7h 45m stop 8:05 am — 11:18 am NK2300 Spirit Airlines Miami — Boston	14h 6m including layover	Find flight from$247
8:12 pm — 1:48 pm +1 day	8:12 pm — 0:20 am NK2126 Spirit Airlines Chicago — Miami 6h 40m stop 7:00 am — 8:04 am NK2212 Spirit Airlines Miami — Orlando 2h 39m stop 10:43 am — 1:48 pm NK2178 Spirit Airlines Orlando — Boston	16h 36m including layover	Find flight from$620
8:47 pm — 1:48 pm +1 day	8:47 pm — 11:29 pm NK2691 Spirit Airlines Chicago — Houston 6h 16m stop 5:45 am — 9:11 am NK2534 Spirit Airlines Houston — Orlando 1h 32m stop 10:43 am — 1:48 pm NK2178 Spirit Airlines Orlando — Boston	16h 1m including layover	Find flight from$625

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 09/08/2025

Flight Information

There are 20 flights by Spirit Airlines from Chicago to Boston every week with departures from Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee. All flights arrive at Logan, Boston City Heliport, Boston RT128 Rail, Boston South Rail.

Departures start from 10:26 am to 8:47 pm. Nonstop flight is 10h 13m. The time difference between Chicago and Boston is 1h.

The fastest flight 10h 13m
Average flight time 16h 43m
The earliest flight 10:26 am
The latest flight 8:47 pm
Distance 852 ml

The cheapest months for traveling to Boston are august (from 247 $).

The cheapest flight by Spirit Airlines that our users were able to find is $247. This airfare is economy class on one-way NK2126 flight for August 25, 2025 leaving O'Hare International in Chicago at 8:12 pm, it includes all taxes and additional fees.

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Spirit Airlines Airplanes on the Route

List of the most popular Spirit Airlines airplanes flying from Chicago to Boston:

Other Popular Airlines on the Route

Besides Spirit Airlines there are other 5 airline carriers between Chicago and Boston. Please review schedules and prices from the most popular airlines to find the best airfare deals from Chicago to Boston.

Nonstop flights

There are 8 direct flights every day from Chicago. Airlines and fares are below:

UA - United Airlines

from $104

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See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

UA - United Airlines

from $138

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F9 - Frontier Airlines

from $357

Find
TK - Turkish Airlines

from $4578

Find
AY - Finnair

from $1928

Find
G4 - Allegiant Air

from $289

Find

See more connecting flights

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