$90+ Cheap flights from Illinois to Baltimore (BWI)
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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BWI
Nov 4 — Nov 111
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Baltimore 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 Illinois to Baltimore
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Cheapest flights from Illinois to BaltimoreExplore the most affordable flight options available from Illinois to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
Explore the most affordable flight options available from Illinois to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/216:21 am -
1 stop9h 26m
Tue 10/276:24 am -
1 stop18h 23m
Deal found 10/1![Frontier logo]()
$146
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
Nonstop2h 03m
Mon 10/269:58 am -
Nonstop2h 23m
Deal found 9/30![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/216:21 am -
1 stop9h 26m
Mon 10/269:12 pm -
1 stop27h 35m
Deal found 9/30![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/196:00 am -
Nonstop2h 03m
Fri 10/239:12 pm -
1 stop15h 20m
Deal found 9/30![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/226:22 am -
1 stop9h 25m
Mon 10/269:12 pm -
1 stop27h 35m
Deal found 9/30![Frontier logo]()
$149
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
Nonstop1h 57m
Sun 11/159:12 pm -
1 stop13h 05m
Deal found 9/30![Frontier logo]()
$151
This CheapOair deal was found by Cheapflights users on 9/30. 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.
Thu 11/56:00 am -
Nonstop1h 57m
Mon 11/99:12 pm -
1 stop16h 39m
Deal found 9/30![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:46 am -
1 stop11h 11m
Wed 10/285:40 am -
1 stop8h 11m
Deal found 9/30![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/206:00 am -
1 stop9h 47m
Fri 10/239:12 pm -
1 stop15h 20m
Deal found 9/30![Frontier logo]()
$154
This CheapOair deal was found by Cheapflights users on 10/1. 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.
Mon 10/266:00 am -
Nonstop2h 03m
Wed 10/285:40 am -
1 stop8h 11m
Deal found 10/1![Frontier logo]()
$155
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:16 am -
1 stop8h 58m
Wed 11/410:45 am -
1 stop14h 02m
Deal found 9/30![Frontier logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
Nonstop2h 03m
Thu 10/299:53 am -
Nonstop2h 30m
Deal found 9/30![Frontier logo]()
$157
Best flights from Illinois to BaltimoreDiscover carefully curated flight deals from Illinois to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
Discover carefully curated flight deals from Illinois to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
This American Airlines deal was found by Cheapflights users on 10/4. 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 11/145:37 pm -
1 stop5h 18m
Wed 11/186:27 pm -
1 stop6h 36m
Deal found 10/4![American Airlines logo]()
$291
This Southwest deal was found by Cheapflights users on 10/1. 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 11/106:00 am -
Nonstop2h 00m
Sat 11/143:20 pm -
Nonstop2h 10m
Deal found 10/1![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Thu 10/297:25 am -
Nonstop2h 04m
Sat 10/3110:09 am -
Nonstop2h 20m
Deal found 9/30![United Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 10/4. 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 10/311:30 pm -
1 stop5h 49m
Sat 11/77:21 am -
1 stop5h 05m
Deal found 10/4![Delta logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 10/178:33 pm -
1 stop10h 47m
Wed 10/219:15 am -
1 stop10h 41m
Deal found 10/2![Multiple Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 9/30. 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 11/141:25 pm -
Nonstop1h 45m
Sat 11/217:10 pm -
Nonstop2h 05m
Deal found 9/30![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Wed 10/283:59 pm -
Nonstop2h 04m
Thu 11/512:34 pm -
Nonstop2h 20m
Deal found 10/1![United Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 10/1. 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 11/105:30 am -
1 stop6h 24m
Tue 11/106:30 pm -
1 stop6h 24m
Deal found 10/1![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 9/30. 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 10/242:40 pm -
Nonstop1h 45m
Mon 10/269:00 pm -
Nonstop2h 00m
Deal found 9/30![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/297:25 am -
Nonstop2h 04m
Thu 11/512:34 pm -
Nonstop2h 20m
Deal found 10/1![United Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 10/2. 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.
Mon 11/165:03 pm -
1 stop5h 52m
Mon 11/237:11 am -
1 stop4h 44m
Deal found 10/2![American Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 9/30. 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 10/297:00 am -
1 stop3h 52m
Mon 11/22:11 pm -
1 stop6h 00m
Deal found 9/30![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 10/1. 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 11/57:30 am -
Nonstop1h 50m
Mon 11/910:05 pm -
Nonstop2h 10m
Deal found 10/1![Southwest logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/178:33 pm -
1 stop10h 47m
Thu 10/229:12 pm -
2 stops47h 41m
Deal found 10/1![Multiple Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/315:00 am -
1 stop5h 10m
Sat 11/76:33 pm -
1 stop6h 26m
Deal found 10/1![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/307:25 am -
Nonstop2h 04m
Mon 11/210:09 am -
Nonstop2h 20m
Deal found 9/29![United Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 9/30. 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 10/2211:00 am -
Nonstop1h 45m
Mon 10/269:00 pm -
Nonstop2h 00m
Deal found 9/30![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 9/30. 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 10/2811:08 am -
1 stop5h 19m
Wed 11/47:00 am -
1 stop6h 16m
Deal found 9/30![Delta logo]()
$327
This American Airlines deal was found by Cheapflights users on 10/1. 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 11/135:37 pm -
1 stop5h 18m
Mon 11/166:27 pm -
1 stop6h 36m
Deal found 10/1![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/2. 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.
Thu 3/255:00 am -
1 stop4h 08m
Wed 3/3112:55 pm -
1 stop4h 36m
Deal found 10/2![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 10/3. 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.
Fri 10/304:26 pm -
1 stop7h 25m
Sun 11/16:00 am -
1 stop6h 26m
Deal found 10/3![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/4. 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 11/65:03 pm -
1 stop5h 52m
Sun 11/87:18 am -
1 stop4h 32m
Deal found 10/4![American Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 10/1. 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.
Wed 10/281:35 pm -
1 stop3h 00m
Fri 10/307:50 am -
Nonstop2h 00m
Deal found 10/1![Southwest logo]()
$316
This United Airlines deal was found by Cheapflights users on 10/3. 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 12/56:50 am -
Nonstop1h 52m
Sat 12/55:20 pm -
Nonstop2h 21m
Deal found 10/3![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 9/30. 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.
Mon 10/264:26 pm -
1 stop6h 18m
Tue 11/37:00 am -
1 stop5h 51m
Deal found 9/30![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 10/3. 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 11/218:55 pm -
Nonstop1h 50m
Sun 11/222:55 pm -
Nonstop2h 05m
Deal found 10/3![Southwest logo]()
$323
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/1011:00 am -
Nonstop2h 06m
Tue 11/1710:09 am -
Nonstop2h 20m
Deal found 10/4![United Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/155:30 pm -
1 stop5h 46m
Mon 10/196:31 pm -
1 stop6h 39m
Deal found 10/1![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 10/3. 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 12/35:19 pm -
1 stop6h 48m
Sun 12/66:00 am -
1 stop5h 26m
Deal found 10/3![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 10/4. 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 10/248:05 am -
1 stop3h 25m
Mon 11/910:05 pm -
Nonstop2h 10m
Deal found 10/4![Southwest logo]()
$333
Last-minute flights from Illinois to BaltimoreDiscover last-minute flight deals from Illinois to Baltimore. Data last updated October 5, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Baltimore. Data last updated October 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/196:00 am -
Nonstop2h 03m
Fri 10/239:12 pm -
1 stop15h 20m
Deal found 9/30![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/206:00 am -
1 stop9h 47m
Fri 10/239:12 pm -
1 stop15h 20m
Deal found 9/30![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/216:21 am -
1 stop9h 26m
Tue 10/276:24 am -
1 stop18h 23m
Deal found 10/1![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/216:21 am -
1 stop9h 26m
Mon 10/269:12 pm -
1 stop27h 35m
Deal found 9/30![Frontier logo]()
$147
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
Nonstop2h 03m
Mon 10/269:58 am -
Nonstop2h 23m
Deal found 9/30![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/226:22 am -
1 stop9h 25m
Mon 10/269:12 pm -
1 stop27h 35m
Deal found 9/30![Frontier logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:46 am -
1 stop11h 11m
Wed 10/285:40 am -
1 stop8h 11m
Deal found 9/30![Frontier logo]()
$153
This CheapOair deal was found by Cheapflights users on 10/1. 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.
Mon 10/266:00 am -
Nonstop2h 03m
Wed 10/285:40 am -
1 stop8h 11m
Deal found 10/1![Frontier logo]()
$155
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
Nonstop2h 03m
Thu 10/299:53 am -
Nonstop2h 30m
Deal found 9/30![Frontier logo]()
$157
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:16 am -
1 stop8h 58m
Wed 11/410:45 am -
1 stop14h 02m
Deal found 9/30![Frontier logo]()
$157
This CheapOair deal was found by Cheapflights users on 9/30. 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.
Thu 11/56:00 am -
Nonstop1h 57m
Mon 11/99:12 pm -
1 stop16h 39m
Deal found 9/30![Frontier logo]()
$152
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
Nonstop1h 57m
Sun 11/159:12 pm -
1 stop13h 05m
Deal found 9/30![Frontier logo]()
$151
One-way flights from Illinois to BaltimoreSearch for one-way flight options from Illinois to Baltimore. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
Search for one-way flight options from Illinois to Baltimore. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:16 am -
1 stop9h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$90
This CheapOair deal was found by Cheapflights users on 9/30. 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 10/317:25 am -
1 stop7h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$91
This Super.com deal was found by Cheapflights users on 10/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
Nonstop2h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 10/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
Nonstop2h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/57:50 pm -
1 stop19h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 9/30. 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.
Wed 12/212:28 pm -
1 stop8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$95
This CheapOair deal was found by Cheapflights users on 10/2. 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 10/317:15 am -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/147:15 am -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/37:35 pm -
1 stop13h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/306:00 am -
Nonstop1h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/26:16 am -
1 stop26h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 11/252:52 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Frontier logo]()
$99
Find flight deals from Illinois to Baltimore
Keep the following information in mind while searching for Illinois to Baltimore flight deals. Data was last updated October 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $146 (Kiwi.com) |
One-way from | $90 (Cheapflightsfares) |
Popular in | June |
Cheapest in | January |
Average price | $264 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Baltimore 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 October 5, 2026.
Use the filters below to find and compare flights from Illinois to Baltimore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Wed 12/16
6:00 am-9:00 am
Nonstop2h 00m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$106
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 11/19
8:15 am-12:55 pm
1 stop3h 40m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Tue 11/24
9:09 am-5:45 pm
1 stop7h 36m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$139
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 10/29
7:25 am-10:10 am
Nonstop1h 45m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$149
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Mon 11/16
6:00 am-9:00 am
Nonstop2h 00m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$149
ChicagoBaltimore
ORD Chicago O'Hare Intl - BWI Baltimore/Washington
ORDBWI
Chicago O'Hare Intl
Thu 12/17
8:41 pm-5:17 pm
1 stop19h 36m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$152
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Thu 12/24
6:15 pm-9:05 pm
Nonstop1h 50m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$162
ChicagoBaltimore
ORD Chicago O'Hare Intl - BWI Baltimore/Washington
ORDBWI
Chicago O'Hare Intl
Wed 11/25
4:05 pm-7:09 pm
Nonstop2h 04m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$166
ChicagoBaltimore
ORD Chicago O'Hare Intl - BWI Baltimore/Washington
ORDBWI
Chicago O'Hare Intl
Wed 12/16
10:55 am-2:01 pm
Nonstop2h 06m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$166
ChicagoBaltimore
MDW Chicago Midway - BWI Baltimore/Washington
MDWBWI
Chicago Midway
Fri 10/30
6:16 am-4:44 pm
1 stop9h 28m
Baltimore/Washington
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$166
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Baltimore
Have a flexible travel schedule? Discover the best time to fly to Baltimore from Illinois with our price prediction graph.
MDW-BWI
ORD-BWI
PIA-BWI
BMI-BWI
SPI-BWI
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 Baltimore
USIL-BWI
MDW-BWI
ORD-BWI
PIA-BWI
BMI-BWI
What is the cheapest month to book a flight from Illinois to Baltimore?
Currently, February is the cheapest month in which you can book a flight from Illinois to Baltimore (average of $215). Flying from Illinois to Baltimore 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 BWI?
Find hourly flight availability from Illinois to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 5, 2026.
When flying from Illinois to Baltimore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight in the afternoon.
Weekly flight availability from Illinois to Baltimore
Explore weekly flight availability from Illinois to Baltimore. 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 October 5, 2026.
The most flights from USIL to BWI are scheduled on a Saturday (25 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).
How much does it cost to fly round-trip from Illinois to Baltimore?
Airfare is below average for this route at the moment.
Illinois to Baltimore flights typically cost between $165 and $325 in October.The cheapest round-trip price found within the last 5 days was $146 on Frontier (Oct 22-Oct 26).
How far ahead should I book a flight from Illinois to Baltimore?
To ensure you get the cheapest price possible for a flight from Illinois to Baltimore, you should look to book at least 70 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 Baltimore?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Baltimore. Price data was last updated on October 3, 2026.
Travelers seeking maximum savings on their Illinois to Baltimore flight should consider departing on Thursday 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.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
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Alternative routes for Illinois to Baltimore
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Baltimore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Baltimore by cabin class
Find flights from Illinois to Baltimore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Baltimore flights
Browse other Illinois and Baltimore flight options. Last updated on October 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Baltimore flights
Consider these flights traveling from Illinois to Baltimore.
Top 5 airlines flying from Illinois to Baltimore
Discover the top 5 airlines that operate flights from Illinois to Baltimore. 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 October 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$57 | Average$177 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$159 | Average$367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$188 | Average$335 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$201 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$293 | Average$407 | FlexibilityNo cancel fee | On-timeN/A |