$101+ Cheap flights from Rochester (ROC) to Illinois
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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ROC — ORD
Aug 7 — Aug 141
Round-trip
1 adult, Economy
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Cheapest flights from Rochester to IllinoisExplore the most affordable flight options available from Rochester to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.
Explore the most affordable flight options available from Rochester to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. 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 10/2611:25 am
ROC
- STL
2 stops8h 35m
Southwest
Mon 11/91:05 pm
STL
- ROC
1 stop7h 20m
Southwest
Deal found 7/7![Southwest logo]()
$263
This Delta deal was found by Cheapflights users on 7/6. 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 8/136:15 pm
ROC
- MLI
1 stop5h 04m
Delta
Tue 8/1811:08 am
MLI
- ROC
1 stop5h 12m
Delta
Deal found 7/6![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/7. 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 12/85:48 pm
ROC
- STL
1 stop4h 25m
United Airlines
Wed 12/97:33 am
STL
- ROC
1 stop4h 55m
United Airlines
Deal found 7/7![United Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 7/6. 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 8/206:45 pm
ROC
- STL
1 stop4h 20m
Southwest
Sun 8/233:20 pm
STL
- ROC
2 stops6h 30m
Southwest
Deal found 7/6![Southwest logo]()
$335
This Southwest deal was found by Cheapflights users on 7/7. 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 7/305:50 pm
ROC
- MDW
1 stop5h 10m
Southwest
Tue 8/48:30 am
MDW
- ROC
Nonstop1h 45m
Southwest
Deal found 7/7![Southwest logo]()
$363
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/28:42 pm
ROC
- STL
1 stop4h 34m
American Airlines
Sat 8/85:00 am
STL
- ROC
1 stop4h 59m
American Airlines
Deal found 7/3![American Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 7/7. 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 9/176:20 am
ROC
- MDW
2 stops10h 05m
Southwest
Wed 9/2312:50 pm
MDW
- ROC
2 stops7h 25m
Southwest
Deal found 7/7![Southwest logo]()
$365
This American Airlines deal was found by Cheapflights users on 7/7. 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 7/306:05 am
ROC
- ORD
1 stop7h 25m
American Airlines
Tue 8/49:42 am
ORD
- ROC
1 stop6h 31m
American Airlines
Deal found 7/7![American Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 7/7. 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 9/36:03 am
ROC
- MDW
1 stop4h 56m
Delta
Sun 9/66:05 am
MDW
- ROC
1 stop6h 24m
Delta
Deal found 7/7![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 7/7. 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 8/81:30 pm
ROC
- MDW
Nonstop1h 40m
Southwest
Tue 8/116:30 am
MDW
- ROC
1 stop4h 45m
Southwest
Deal found 7/7![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 7/7. 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 8/411:55 am
ROC
- MDW
2 stops8h 30m
Southwest
Tue 8/116:30 am
MDW
- ROC
1 stop4h 45m
Southwest
Deal found 7/7![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 7/7. 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 8/286:45 pm
ROC
- MDW
Nonstop1h 50m
Southwest
Sun 8/306:25 pm
MDW
- ROC
Nonstop1h 40m
Southwest
Deal found 7/7![Southwest logo]()
$373
Best flights from Rochester to IllinoisDiscover carefully curated flight deals from Rochester to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 8, 2026.
Discover carefully curated flight deals from Rochester to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. 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 10/2611:25 am
ROC
- STL
2 stops8h 35m
Southwest
Mon 11/91:05 pm
STL
- ROC
1 stop7h 20m
Southwest
Deal found 7/7![Southwest logo]()
$263
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:52 am
ROC
- MLI
1 stop6h 21m
American Airlines
Tue 8/186:00 am
MLI
- ROC
1 stop3h 59m
American Airlines
Deal found 7/3![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 7/7. 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 8/136:03 am
ROC
- MLI
1 stop5h 22m
Delta
Tue 8/185:09 pm
MLI
- ROC
1 stop5h 41m
Delta
Deal found 7/7![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/7. 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 12/85:48 pm
ROC
- STL
1 stop4h 25m
United Airlines
Wed 12/97:33 am
STL
- ROC
1 stop4h 55m
United Airlines
Deal found 7/7![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 7/3. 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 11/136:15 pm
ROC
- MLI
1 stop5h 15m
Delta
Sun 11/155:00 pm
MLI
- ROC
1 stop5h 53m
Delta
Deal found 7/3![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 7/6. 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 8/206:45 pm
ROC
- STL
1 stop4h 20m
Southwest
Sun 8/234:25 pm
STL
- ROC
1 stop5h 25m
Southwest
Deal found 7/6![Southwest logo]()
$340
This Delta deal was found by Cheapflights users on 7/7. 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 9/36:03 am
ROC
- MDW
1 stop4h 56m
Delta
Sun 9/66:05 am
MDW
- ROC
1 stop6h 24m
Delta
Deal found 7/7![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Sat 9/2610:40 am
ROC
- ORD
Nonstop2h 13m
United Airlines
Mon 9/286:55 am
ORD
- ROC
Nonstop1h 59m
United Airlines
Deal found 7/4![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 7/4. 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.
Tue 9/11:10 pm
ROC
- STL
1 stop7h 45m
Southwest
Mon 9/76:05 am
STL
- ROC
1 stop3h 50m
Southwest
Deal found 7/4![Southwest logo]()
$384
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/1812:45 pm
ROC
- ORD
Nonstop2h 13m
United Airlines
Wed 8/191:55 pm
ORD
- ROC
Nonstop1h 49m
United Airlines
Deal found 7/7![United Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 7/6. 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 10/76:05 am
ROC
- STL
1 stop4h 10m
Delta
Mon 10/126:00 pm
STL
- ROC
1 stop3h 46m
Delta
Deal found 7/6![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 7/5. 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 9/163:20 pm
ROC
- STL
1 stop6h 50m
Southwest
Sat 9/191:40 pm
STL
- ROC
2 stops6h 20m
Southwest
Deal found 7/5![Southwest logo]()
$386
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Fri 8/214:10 pm
ROC
- ORD
1 stop5h 50m
United Airlines
Sun 8/231:55 pm
ORD
- ROC
Nonstop1h 49m
United Airlines
Deal found 7/4![United Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 7/3. 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.
Sat 11/215:30 pm
ROC
- STL
1 stop4h 07m
Delta
Fri 11/2710:45 am
STL
- ROC
1 stop4h 42m
Delta
Deal found 7/3![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 7/5. 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 10/276:40 pm
ROC
- STL
1 stop4h 20m
Southwest
Fri 11/65:40 am
STL
- ROC
2 stops10h 25m
Southwest
Deal found 7/5![Southwest logo]()
$389
This KAYAK deal was found by Cheapflights users on 7/6. 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 7/206:05 am
ROC
- ORD
2 stops7h 48m
American Airlines
Tue 7/2110:45 am
ORD
- ROC
2 stops11h 21m
American Airlines
Deal found 7/6![American Airlines logo]()
$545
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 8/276:45 pm
ROC
- STL
1 stop4h 20m
Southwest
Sat 8/291:40 pm
STL
- ROC
2 stops6h 20m
Southwest
Deal found 7/4![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/7. 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 7/2810:42 am
ROC
- ORD
Nonstop2h 11m
United Airlines
Thu 7/306:29 pm
ORD
- ROC
Nonstop1h 53m
United Airlines
Deal found 7/7![United Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 7/7. 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 9/36:16 am
ROC
- MDW
1 stop4h 01m
Delta
Mon 9/76:42 pm
MDW
- ROC
1 stop3h 10m
Delta
Deal found 7/7![Delta logo]()
$419
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 8/276:45 pm
ROC
- MDW
Nonstop1h 50m
Southwest
Sun 8/306:25 pm
MDW
- ROC
Nonstop1h 40m
Southwest
Deal found 7/4![Southwest logo]()
$411
This Delta deal was found by Cheapflights users on 7/6. 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 10/1612:20 pm
ROC
- ORD
1 stop8h 00m
Delta
Sun 10/187:10 am
ORD
- ROC
1 stop3h 29m
Delta
Deal found 7/6![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 7/7. 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 7/225:47 pm
ROC
- ORD
Nonstop2h 08m
United Airlines
Fri 7/2411:52 am
ORD
- ROC
Nonstop1h 57m
United Airlines
Deal found 7/7![United Airlines logo]()
$489
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 8/278:25 am
ROC
- MDW
Nonstop1h 40m
Southwest
Thu 8/276:15 pm
MDW
- ROC
Nonstop1h 40m
Southwest
Deal found 7/4![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/4. 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 10/2710:42 am
ROC
- ORD
Nonstop2h 18m
United Airlines
Sat 10/312:05 pm
ORD
- ROC
Nonstop1h 46m
United Airlines
Deal found 7/4![United Airlines logo]()
$491
This Southwest deal was found by Cheapflights users on 7/6. 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 10/267:15 pm
ROC
- MDW
Nonstop1h 50m
Southwest
Thu 10/296:50 pm
MDW
- ROC
Nonstop1h 35m
Southwest
Deal found 7/6![Southwest logo]()
$411
This Southwest deal was found by Cheapflights users on 7/6. 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 9/194:25 pm
ROC
- MDW
Nonstop1h 45m
Southwest
Sun 9/206:25 pm
MDW
- ROC
Nonstop1h 40m
Southwest
Deal found 7/6![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/276:08 am
ROC
- PAH
2 stops8h 02m
United Airlines
Mon 8/312:05 pm
PAH
- ROC
2 stops23h 08m
United Airlines
Deal found 7/7![United Airlines logo]()
$504
This Southwest deal was found by Cheapflights users on 7/6. 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.
Sun 10/257:50 am
ROC
- MDW
Nonstop1h 50m
Southwest
Tue 10/275:55 pm
MDW
- ROC
Nonstop1h 35m
Southwest
Deal found 7/6![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/216:20 am
ROC
- PAH
1 stop7h 32m
United Airlines
Sat 7/255:00 am
PAH
- ROC
2 stops17h 39m
United Airlines
Deal found 7/6![United Airlines logo]()
$529
This Southwest deal was found by Cheapflights users on 7/4. 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.
Thu 9/178:25 am
ROC
- MDW
Nonstop1h 40m
Southwest
Thu 9/247:25 am
MDW
- ROC
1 stop7h 00m
Southwest
Deal found 7/4![Southwest logo]()
$421
Last-minute flights from Rochester to IllinoisDiscover last-minute flight deals from Rochester to Illinois. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Rochester to Illinois. Data last updated July 8, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/7. 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 7/305:50 pm
ROC
- MDW
1 stop5h 10m
Southwest
Tue 8/48:30 am
MDW
- ROC
Nonstop1h 45m
Southwest
Deal found 7/7![Southwest logo]()
$363
This American Airlines deal was found by Cheapflights users on 7/7. 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 7/306:05 am
ROC
- ORD
1 stop7h 25m
American Airlines
Tue 8/49:42 am
ORD
- ROC
1 stop6h 31m
American Airlines
Deal found 7/7![American Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/28:42 pm
ROC
- STL
1 stop4h 34m
American Airlines
Sat 8/85:00 am
STL
- ROC
1 stop4h 59m
American Airlines
Deal found 7/3![American Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 7/7. 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 8/411:55 am
ROC
- MDW
2 stops8h 30m
Southwest
Tue 8/116:30 am
MDW
- ROC
1 stop4h 45m
Southwest
Deal found 7/7![Southwest logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/610:28 am
ROC
- ORD
1 stop7h 24m
United Airlines
Thu 8/131:55 pm
ORD
- ROC
Nonstop1h 49m
United Airlines
Deal found 7/7![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 7/7. 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 8/81:30 pm
ROC
- MDW
Nonstop1h 40m
Southwest
Tue 8/116:30 am
MDW
- ROC
1 stop4h 45m
Southwest
Deal found 7/7![Southwest logo]()
$370
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:53 am
ROC
- ORD
1 stop6h 21m
American Airlines
Fri 8/144:45 pm
ORD
- ROC
Nonstop2h 01m
American Airlines
Deal found 7/3![American Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 7/6. 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 8/136:15 pm
ROC
- MLI
1 stop5h 04m
Delta
Tue 8/1811:08 am
MLI
- ROC
1 stop5h 12m
Delta
Deal found 7/6![Delta logo]()
$309
This Expedia deal was found by Cheapflights users on 7/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:05 pm
ROC
- ORD
1 stop9h 53m
JetBlue
Wed 8/1911:01 am
ORD
- ROC
2 stops12h 03m
JetBlue
Deal found 7/5![JetBlue logo]()
$380
This Southwest deal was found by Cheapflights users on 7/6. 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 8/206:45 pm
ROC
- STL
1 stop4h 20m
Southwest
Sun 8/233:20 pm
STL
- ROC
2 stops6h 30m
Southwest
Deal found 7/6![Southwest logo]()
$335
This Delta deal was found by Cheapflights users on 7/4. 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.
Thu 8/276:16 am
ROC
- STL
1 stop4h 21m
Delta
Sat 8/296:09 pm
STL
- ROC
1 stop3h 43m
Delta
Deal found 7/4![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 7/7. 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 8/286:45 pm
ROC
- MDW
Nonstop1h 50m
Southwest
Sun 8/306:25 pm
MDW
- ROC
Nonstop1h 40m
Southwest
Deal found 7/7![Southwest logo]()
$373
One-way flights from Rochester to IllinoisSearch for one-way flight options from Rochester to Illinois. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
Search for one-way flight options from Rochester to Illinois. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This JetBlue deal was found by Cheapflights users on 7/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:10 am
ROC
- ORD
1 stop5h 37m
JetBlue
Deal found 7/6![JetBlue logo]()
$101
This JetBlue deal was found by Cheapflights users on 7/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:17 pm
ROC
- ORD
1 stop8h 41m
JetBlue
Deal found 7/6![JetBlue logo]()
$106
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:00 am
ROC
- ORD
Nonstop2h 11m
American Airlines
Deal found 7/7![American Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 7/6. 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 9/118:25 am
ROC
- MDW
Nonstop1h 40m
Southwest
Deal found 7/6![Southwest logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 9/57:23 pm
ROC
- ORD
3 stops37h 30m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/267:23 pm
ROC
- STL
2 stops22h 59m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$128
This Delta deal was found by Cheapflights users on 7/7. 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 10/1612:20 pm
ROC
- ORD
1 stop7h 00m
Delta
Deal found 7/7![Delta logo]()
$128
This JetBlue deal was found by Cheapflights users on 7/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/51:23 pm
ROC
- ORD
1 stop5h 11m
JetBlue
Deal found 7/7![JetBlue logo]()
$129
This American Airlines deal was found by Cheapflights users on 7/7. 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 8/48:32 pm
ROC
- ORD
Nonstop2h 18m
American Airlines
Deal found 7/7![American Airlines logo]()
$130
This Southwest deal was found by Cheapflights users on 7/7. 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 10/66:40 pm
ROC
- MDW
Nonstop1h 50m
Southwest
Deal found 7/7![Southwest logo]()
$130
This JetBlue deal was found by Cheapflights users on 7/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:06 pm
ROC
- ORD
1 stop9h 05m
JetBlue
Deal found 7/6![JetBlue logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Mon 9/286:36 pm
ROC
- ORD
2 stops30h 19m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$141
Find flight deals from Rochester to Illinois
Keep the following information in mind while searching for Rochester to Illinois flight deals. Data was last updated July 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (Southwest) |
One-way from | $101 (JetBlue) |
Popular in | February |
Cheapest in | October |
Average price | $433 |
Good round-trip deal | $380 or less |
Good one-way deal | $230 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Rochester to Illinois 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 2,558,603 searches. Data last updated July 8, 2026.
Use the filters below to find and compare flights from Rochester to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RochesterSt. Louis
ROC - STL
ROCSTL
Greater Rochester Intl
Mon 10/26
11:25 am-7:00 pm
2 stops8h 35m
Lambert-St Louis
Mon 11/9
1:05 pm-9:25 pm
1 stop7h 20m
$263
RochesterMoline
ROC - MLI
ROCMLI
Greater Rochester Intl
Thu 8/13
5:52 am-11:13 am
1 stop6h 21m
Moline Quad-City
Tue 8/18
6:00 am-10:59 am
1 stop3h 59m
$309
RochesterMoline
ROC - MLI
ROCMLI
Greater Rochester Intl
Thu 8/13
6:03 am-10:25 am
1 stop5h 22m
Moline Quad-City
Tue 8/18
5:09 pm-11:50 pm
1 stop5h 41m
$309
RochesterMoline
ROC - MLI
ROCMLI
Greater Rochester Intl
Fri 11/13
6:15 pm-10:30 pm
1 stop5h 15m
Moline Quad-City
Sun 11/15
5:00 pm-11:53 pm
1 stop5h 53m
$309
RochesterSt. Louis
ROC - STL
ROCSTL
Greater Rochester Intl
Tue 12/8
5:48 pm-9:13 pm
1 stop4h 25m
Lambert-St Louis
Wed 12/9
7:33 am-1:28 pm
1 stop4h 55m
$329
RochesterSt. Louis
ROC - STL
ROCSTL
Greater Rochester Intl
Thu 8/20
6:45 pm-10:05 pm
1 stop4h 20m
Lambert-St Louis
Sun 8/23
4:25 pm-10:50 pm
1 stop5h 25m
$340
RochesterChicago
ROC - MDW
ROCMDW
Greater Rochester Intl
Thu 9/3
6:03 am-9:59 am
1 stop4h 56m
Chicago Midway
Sun 9/6
6:05 am-1:29 pm
1 stop6h 24m
$369
RochesterSt. Louis
ROC - STL
ROCSTL
Greater Rochester Intl
Tue 9/1
1:10 pm-7:55 pm
1 stop7h 45m
Lambert-St Louis
Mon 9/7
6:05 am-10:55 am
1 stop3h 50m
$384
RochesterSt. Louis
ROC - STL
ROCSTL
Greater Rochester Intl
Wed 10/7
6:05 am-9:15 am
1 stop4h 10m
Lambert-St Louis
Mon 10/12
6:00 pm-10:46 pm
1 stop3h 46m
$384
RochesterSt. Louis
ROC - STL
ROCSTL
Greater Rochester Intl
Wed 9/16
3:20 pm-9:10 pm
1 stop6h 50m
Lambert-St Louis
Sat 9/19
1:40 pm-9:00 pm
2 stops6h 20m
$386
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Rochester to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Rochester with our price prediction graph.
ROC-STL
ROC-MLI
ROC-MDW
ROC-ORD
ROC-PAH
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 Rochester to Illinois
ROC-USIL
ROC-STL
ROC-MLI
ROC-MDW
ROC-ORD
What is the cheapest month to book a flight from Rochester to Illinois?
Currently, February is the cheapest month in which you can book a flight from Rochester to Illinois (average of $75). Flying from Rochester to Illinois in June is currently the most expensive (average of $293). 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 ROC to IL?
Find hourly flight availability from Rochester to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.
It’s optimal to fly from Rochester to Illinois in the afternoon. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Rochester to Illinois
Explore weekly flight availability from Rochester to Illinois. 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 July 8, 2026.
The most flights from ROC to USIL are scheduled on a Monday (25 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (15 on average).
How much does it cost to fly round-trip from Rochester to Illinois?
How far ahead should I book a flight from Rochester to Illinois?
The best time to book flights from Rochester to Illinois is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Rochester to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Rochester to Illinois. Price data was last updated on July 4, 2026.
Travelers seeking maximum savings on their Rochester to Illinois flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 8, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from Rochester to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Rochester to Illinois. 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 Rochester to Illinois
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Complete your trip
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Find flights from Rochester to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Rochester and Illinois flights
Browse other Rochester and Illinois flight options. Last updated on July 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Rochester to Illinois flights
Consider these flights traveling from Rochester to Illinois.
Top 3 airlines flying from Rochester to Illinois
Discover the top 3 airlines that operate flights from Rochester to Illinois. 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 2,558,603 searches. Data last updated July 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$260 | Average$428 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$283 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$305 | Average$440 | FlexibilityNo cancel fee | On-time63% |