$61+ Cheap flights from Illinois to Maryland
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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BWI
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Maryland 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
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Cheapest flights from Illinois to MarylandExplore the most affordable flight options available from Illinois to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Illinois to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:15 am -
1 stop20h 16m
Mon 9/1410:20 am -
Nonstop2h 20m
Deal found 8/19![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am -
Nonstop2h 05m
Sat 9/266:00 am -
1 stop6h 51m
Deal found 8/19![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am -
Nonstop2h 05m
Wed 9/233:10 pm -
1 stop8h 49m
Deal found 8/19![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:30 pm -
Nonstop2h 16m
Wed 9/166:38 am -
1 stop6h 13m
Deal found 8/20![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:20 am -
Nonstop2h 05m
Mon 9/2810:20 am -
Nonstop2h 20m
Deal found 8/18![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:20 am -
Nonstop2h 05m
Wed 9/166:38 am -
1 stop6h 13m
Deal found 8/19![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am -
Nonstop2h 05m
Wed 9/166:38 am -
1 stop6h 13m
Deal found 8/20![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:20 am -
1 stop9h 26m
Sat 9/195:03 pm -
Nonstop2h 24m
Deal found 8/19![Frontier logo]()
$122
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:20 am -
Nonstop2h 05m
Sat 9/197:09 pm -
1 stop28h 50m
Deal found 8/20![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:50 pm -
1 stop15h 41m
Mon 9/1410:20 am -
Nonstop2h 20m
Deal found 8/18![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:29 pm -
1 stop17h 56m
Mon 9/216:00 am -
1 stop8h 10m
Deal found 8/17![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:35 pm -
1 stop14h 15m
Thu 10/299:12 pm -
1 stop21h 28m
Deal found 8/19![Frontier logo]()
$132
Best flights from Illinois to MarylandDiscover carefully curated flight deals from Illinois to Maryland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Illinois to Maryland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This CheapOair deal was found by Cheapflights users on 8/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:20 am -
1 stop9h 26m
Mon 9/2810:22 am -
1 stop9h 01m
Deal found 8/20![Frontier logo]()
$168
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:35 am -
Nonstop1h 45m
Tue 9/228:00 am -
Nonstop2h 00m
Deal found 8/16![Southwest logo]()
$177
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 10/37:30 am -
Nonstop2h 00m
Wed 10/712:10 pm -
Nonstop2h 20m
Deal found 8/18![United Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:09 pm -
1 stop5h 19m
Sat 10/315:00 pm -
1 stop6h 33m
Deal found 8/18![Delta logo]()
$197
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Tue 9/295:48 pm -
Nonstop2h 22m
Tue 10/67:25 am -
Nonstop2h 35m
Deal found 8/15![American Airlines logo]()
$277
This Priceline deal was found by Cheapflights users on 8/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:59 pm -
1 stop6h 32m
Thu 9/1010:20 am -
Nonstop2h 20m
Deal found 8/20![Frontier logo]()
$171
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 pm -
Nonstop1h 55m
Tue 9/228:00 am -
Nonstop2h 00m
Deal found 8/19![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:25 am -
Nonstop1h 45m
Sat 10/3112:20 pm -
Nonstop2h 00m
Deal found 8/20![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:29 pm -
1 stop4h 38m
Tue 10/135:30 pm -
1 stop5h 47m
Deal found 8/16![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:55 pm -
Nonstop1h 55m
Thu 9/248:00 pm -
Nonstop2h 00m
Deal found 8/19![Southwest logo]()
$177
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Tue 10/138:50 am -
Nonstop2h 05m
Fri 10/1610:18 pm -
Nonstop2h 14m
Deal found 8/17![United Airlines logo]()
$216
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:23 pm -
1 stop5h 10m
Sat 10/316:10 am -
1 stop5h 01m
Deal found 8/16![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:44 pm -
1 stop3h 32m
Wed 10/146:00 am -
1 stop5h 03m
Deal found 8/16![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop4h 10m
Thu 10/86:15 am -
Nonstop2h 00m
Deal found 8/17![Southwest logo]()
$187
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:29 am -
1 stop6h 01m
Wed 10/76:12 pm -
1 stop5h 21m
Deal found 8/17![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Mon 10/267:30 am -
1 stop5h 05m
Thu 10/298:40 am -
Nonstop2h 32m
Deal found 8/19![United Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
1 stop7h 21m
Tue 10/69:30 am -
2 stops9h 53m
Deal found 8/15![Frontier logo]()
$243
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:44 pm -
1 stop3h 32m
Sat 10/316:05 am -
1 stop4h 12m
Deal found 8/16![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:20 pm -
2 stops7h 25m
Wed 10/1411:00 am -
1 stop4h 45m
Deal found 8/16![Southwest logo]()
$198
This KAYAK deal was found by Cheapflights users on 8/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:54 pm -
Nonstop2h 06m
Tue 9/296:59 am -
1 stop6h 19m
Deal found 8/20![American Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Mon 9/287:45 pm -
Nonstop2h 14m
Tue 9/296:25 am -
Nonstop2h 21m
Deal found 8/20![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:37 pm -
1 stop4h 37m
Tue 9/1512:26 pm -
1 stop4h 49m
Deal found 8/18![Delta logo]()
$197
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:44 pm -
2 stops16h 45m
Sun 9/65:08 pm -
Nonstop2h 31m
Deal found 8/20![Frontier logo]()
$270
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Mon 9/2810:00 am -
Nonstop2h 08m
Mon 9/288:10 pm -
Nonstop2h 19m
Deal found 8/19![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:05 am -
1 stop4h 25m
Mon 10/56:00 am -
1 stop4h 49m
Deal found 8/17![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
Nonstop2h 00m
Fri 11/2710:00 pm -
Nonstop2h 05m
Deal found 8/17![Southwest logo]()
$219
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 10/177:30 am -
Nonstop2h 00m
Mon 10/197:05 pm -
Nonstop2h 19m
Deal found 8/16![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
1 stop4h 45m
Wed 10/76:05 am -
1 stop5h 24m
Deal found 8/16![Delta logo]()
$197
This KAYAK deal was found by Cheapflights users on 8/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am -
1 stop4h 59m
Thu 10/16:30 am -
Nonstop2h 28m
Deal found 8/20![American Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:50 pm -
1 stop3h 15m
Mon 10/127:50 am -
Nonstop2h 00m
Deal found 8/16![Southwest logo]()
$225
Last-minute flights from Illinois to MarylandDiscover last-minute flight deals from Illinois to Maryland. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Maryland. Data last updated August 21, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:20 am -
1 stop9h 26m
Sat 9/195:03 pm -
Nonstop2h 24m
Deal found 8/19![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:50 pm -
1 stop15h 41m
Mon 9/1410:20 am -
Nonstop2h 20m
Deal found 8/18![Frontier logo]()
$124
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:15 am -
1 stop20h 16m
Mon 9/1410:20 am -
Nonstop2h 20m
Deal found 8/19![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am -
Nonstop2h 05m
Sat 9/266:00 am -
1 stop6h 51m
Deal found 8/19![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am -
Nonstop2h 05m
Wed 9/233:10 pm -
1 stop8h 49m
Deal found 8/19![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:20 am -
Nonstop2h 05m
Wed 9/166:38 am -
1 stop6h 13m
Deal found 8/20![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:20 am -
Nonstop2h 05m
Mon 9/2810:20 am -
Nonstop2h 20m
Deal found 8/18![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:30 pm -
Nonstop2h 16m
Wed 9/166:38 am -
1 stop6h 13m
Deal found 8/20![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:20 am -
Nonstop2h 05m
Wed 9/166:38 am -
1 stop6h 13m
Deal found 8/19![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:29 pm -
1 stop17h 56m
Mon 9/216:00 am -
1 stop8h 10m
Deal found 8/17![Frontier logo]()
$130
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:20 am -
Nonstop2h 05m
Sat 9/197:09 pm -
1 stop28h 50m
Deal found 8/20![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:29 pm -
1 stop17h 56m
Wed 9/236:38 am -
1 stop7h 32m
Deal found 8/19![Frontier logo]()
$135
One-way flights from Illinois to MarylandSearch for one-way flight options from Illinois to Maryland. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Illinois to Maryland. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:29 pm -
1 stop17h 56m
Deal found 8/17![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:35 pm -
1 stop28h 59m
Deal found 8/17![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:44 pm -
1 stop21h 00m
Deal found 8/19![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:35 am -
1 stop6h 01m
Deal found 8/19![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:35 am -
1 stop7h 01m
Deal found 8/16![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:29 pm -
1 stop25h 49m
Deal found 8/16![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:29 pm -
1 stop6h 29m
Deal found 8/17![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:35 pm -
1 stop13h 52m
Deal found 8/17![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:35 am -
1 stop7h 01m
Deal found 8/17![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:29 pm -
1 stop8h 41m
Deal found 8/17![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:25 am -
1 stop14h 33m
Deal found 8/17![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:20 am -
Nonstop2h 05m
Deal found 8/20![Frontier logo]()
$83
Find flight deals from Illinois to Maryland
Keep the following information in mind while searching for Illinois to Maryland flight deals. Data was last updated August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $113 (Booking.com) |
One-way from | $61 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $255 |
Good round-trip deal | $146 or less |
Good one-way deal | $122 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Maryland 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 August 21, 2026.
Use the filters below to find and compare flights from Illinois to Maryland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBaltimore
ORD Chicago O'Hare Intl - BWI Baltimore/Washington
ORDBWI
Chicago O'Hare Intl
Sat 9/26
6:20 am-4:46 pm
1 stop9h 26m
Baltimore/Washington
Mon 9/28
10:22 am-6:23 pm
1 stop9h 01m
$168
ChicagoBaltimore
ORD Chicago O'Hare Intl - BWI Baltimore/Washington
ORDBWI
Chicago O'Hare Intl
Sat 9/5
1:59 pm-9:31 pm
1 stop6h 32m
Baltimore/Washington
Thu 9/10
10:20 am-11:40 am
Nonstop2h 20m
$171
Quickest round-trip
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Tue 9/15
7:35 am-10:20 am
Nonstop1h 45m
Baltimore/Washington
Tue 9/22
8:00 am-9:00 am
Nonstop2h 00m
$177
ChicagoBaltimore
ORD Chicago O'Hare Intl - BWI Baltimore/Washington
ORDBWI
Chicago O'Hare Intl
Sat 10/3
7:30 am-10:30 am
Nonstop2h 00m
Baltimore/Washington
Wed 10/7
12:10 pm-1:30 pm
Nonstop2h 20m
$177
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Mon 9/21
7:55 pm-10:50 pm
Nonstop1h 55m
Baltimore/Washington
Tue 9/22
8:00 am-9:00 am
Nonstop2h 00m
$177
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 10/29
7:25 am-10:10 am
Nonstop1h 45m
Baltimore/Washington
Sat 10/31
12:20 pm-1:20 pm
Nonstop2h 00m
$177
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 9/17
7:55 pm-10:50 pm
Nonstop1h 55m
Baltimore/Washington
Thu 9/24
8:00 pm-9:00 pm
Nonstop2h 00m
$177
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 10/1
8:00 am-1:10 pm
1 stop4h 10m
Baltimore/Washington
Thu 10/8
6:15 am-7:15 am
Nonstop2h 00m
$187
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 10/29
5:09 pm-11:28 pm
1 stop5h 19m
Baltimore/Washington
Sat 10/31
5:00 pm-10:33 pm
1 stop6h 33m
$197
ChicagoWashington, D.C.
ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National
ORDDCA
Chicago O'Hare Intl
Sat 10/10
5:29 pm-11:07 pm
1 stop4h 38m
Washington, D.C. Reagan-National
Tue 10/13
5:30 pm-10:17 pm
1 stop5h 47m
$197
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Maryland
Have a flexible travel schedule? Discover the best time to fly to Maryland from Illinois with our price prediction graph.
ORD-BWI
MDW-BWI
ORD-PHL
ORD-DCA
ORD-IAD
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 Illinois to Maryland
USIL-USMD
ORD-BWI
MDW-BWI
ORD-PHL
ORD-DCA
What is the cheapest month to book a flight from Illinois to Maryland?
Currently, September is the cheapest month in which you can book a flight from Illinois to Maryland (average of $182). Flying from Illinois to Maryland in July is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IL to MD?
Find hourly flight availability from Illinois to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2026.
It’s typically best to fly out from Illinois to Maryland at noon. Doing so could potentially save you 29% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from Illinois to Maryland
Explore weekly flight availability from Illinois to Maryland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 21, 2026.
The most flights from USIL to USMD are scheduled on a Wednesday (20 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from Illinois to Maryland?
Airfare is below average for this route at the moment.
Illinois to Maryland flights typically cost between $140 and $329 in September.The cheapest round-trip price found within the last 5 days was $113 on Frontier (Sep 10-Sep 14).
How far ahead should I book a flight from Illinois to Maryland?
To ensure you get the cheapest price possible for a flight from Illinois to Maryland, you should look to book at least 12 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Illinois to Maryland?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Maryland. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Illinois to Maryland flight should consider departing on Monday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Maryland
Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated August 21, 2026.
Read through reviews of airlines operating flights from Illinois to Maryland, such as Southwest,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Related info for your journey
Find useful and relevant information for your journey from Illinois to Maryland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Illinois to Maryland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Maryland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Maryland by cabin class
Find flights from Illinois to Maryland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Maryland flights
Browse other Illinois and Maryland flight options. Last updated on August 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Maryland
Find the right flight back to Illinois after your stay in Maryland
Illinois to Maryland flights
Consider these flights traveling from Illinois to Maryland.
Top 5 airlines flying from Illinois to Maryland
Discover the top 5 airlines that operate flights from Illinois to Maryland. 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 August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$57 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$149 | Average$360 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$158 | Average$301 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$177 | Average$380 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$293 | Average$392 | FlexibilityNo cancel fee | On-timeN/A |