$90+ Cheap flights from Houston to O'Hare Intl (ORD)
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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ORD
Aug 6 — Aug 131
Round-trip
1 adult, Economy
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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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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 Houston to O'Hare Intl
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Cheapest flights from Houston to O'Hare IntlExplore the most affordable flight options available from Houston to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Houston to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Wed 8/59:57 pm
ORD
- IAH
1 stop12h 37m
Frontier
Deal found 7/2![Frontier logo]()
$165
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:53 pm
IAH
- ORD
Nonstop3h 06m
Frontier
Wed 9/92:46 pm
ORD
- IAH
Nonstop3h 01m
Frontier
Deal found 7/3![Frontier logo]()
$166
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:53 pm
IAH
- ORD
Nonstop3h 06m
Frontier
Sat 9/58:45 am
ORD
- IAH
Nonstop3h 11m
Frontier
Deal found 7/4![Frontier logo]()
$167
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:16 pm
IAH
- ORD
1 stop7h 37m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/3![Frontier logo]()
$170
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:42 pm
IAH
- ORD
Nonstop2h 52m
Frontier
Tue 11/102:46 pm
ORD
- IAH
Nonstop3h 01m
Frontier
Deal found 7/6![Frontier logo]()
$171
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:53 am
IAH
- ORD
1 stop9h 00m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/3![Frontier logo]()
$173
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/4![Frontier logo]()
$174
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Fri 8/145:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/4![Frontier logo]()
$175
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:42 pm
IAH
- ORD
Nonstop2h 52m
Frontier
Mon 10/192:46 pm
ORD
- IAH
Nonstop3h 01m
Frontier
Deal found 7/4![Frontier logo]()
$176
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.
Thu 8/69:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Mon 8/108:05 am
ORD
- IAH
1 stop31h 00m
Frontier
Deal found 7/3![Frontier logo]()
$177
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Wed 8/125:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/2![Frontier logo]()
$178
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Thu 8/65:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/2![Frontier logo]()
$179
Best flights from Houston to O'Hare IntlDiscover carefully curated flight deals from Houston to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Houston to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:40 pm
IAH
- ORD
Nonstop2h 52m
United Airlines
Thu 9/106:30 am
ORD
- IAH
Nonstop2h 49m
United Airlines
Deal found 7/3![United Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:50 am
HOU
- ORD
1 stop6h 01m
Delta
Tue 9/86:40 am
ORD
- HOU
1 stop6h 39m
Delta
Deal found 7/2![Delta logo]()
$229
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:15 pm
IAH
- ORD
2 stops8h 42m
Delta
Tue 8/118:48 am
ORD
- IAH
2 stops11h 06m
Delta
Deal found 7/2![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:15 pm
IAH
- ORD
2 stops8h 42m
Delta
Wed 8/58:48 am
ORD
- IAH
2 stops11h 06m
Delta
Deal found 7/2![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:21 am
IAH
- ORD
1 stop6h 30m
Delta
Mon 8/171:41 pm
ORD
- IAH
2 stops10h 11m
Delta
Deal found 7/2![Delta logo]()
$242
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.
Wed 8/263:15 pm
IAH
- ORD
1 stop5h 15m
Delta
Sat 8/296:59 am
ORD
- IAH
2 stops11h 42m
Delta
Deal found 7/3![Delta logo]()
$250
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 8/222:37 pm
IAH
- ORD
1 stop6h 18m
Delta
Mon 8/241:59 pm
ORD
- IAH
2 stops9h 53m
Delta
Deal found 7/3![Delta logo]()
$250
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.
Mon 12/145:35 pm
HOU
- ORD
1 stop6h 15m
Delta
Thu 12/1711:10 am
ORD
- HOU
1 stop5h 20m
Delta
Deal found 7/3![Delta logo]()
$272
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:28 am
IAH
- ORD
1 stop7h 01m
Delta
Tue 9/811:17 am
ORD
- IAH
2 stops8h 13m
Delta
Deal found 7/2![Delta logo]()
$279
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 9/175:26 pm
HOU
- ORD
1 stop6h 33m
Delta
Mon 9/216:40 am
ORD
- HOU
1 stop6h 39m
Delta
Deal found 7/6![Delta logo]()
$299
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 9/1011:26 am
IAH
- ORD
1 stop4h 48m
Delta
Mon 9/145:30 am
ORD
- IAH
2 stops8h 55m
Delta
Deal found 7/4![Delta logo]()
$304
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.
Mon 9/143:20 pm
IAH
- ORD
1 stop5h 10m
Delta
Wed 9/165:30 am
ORD
- IAH
2 stops8h 55m
Delta
Deal found 7/6![Delta logo]()
$304
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.
Mon 9/144:59 pm
IAH
- ORD
1 stop7h 00m
Delta
Thu 9/175:30 am
ORD
- IAH
2 stops8h 55m
Delta
Deal found 7/6![Delta logo]()
$304
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 8/2011:28 am
IAH
- ORD
1 stop7h 01m
Delta
Thu 8/2711:22 am
ORD
- IAH
2 stops9h 59m
Delta
Deal found 7/4![Delta logo]()
$304
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 8/273:15 pm
IAH
- ORD
1 stop5h 15m
Delta
Tue 9/18:48 am
ORD
- IAH
2 stops11h 20m
Delta
Deal found 7/6![Delta logo]()
$304
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:50 am
HOU
- ORD
1 stop6h 01m
Delta
Thu 8/201:44 pm
ORD
- HOU
2 stops8h 21m
Delta
Deal found 7/5![Delta logo]()
$304
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 12/116:00 am
HOU
- ORD
1 stop6h 06m
Delta
Mon 12/1411:10 am
ORD
- HOU
1 stop5h 20m
Delta
Deal found 7/6![Delta logo]()
$309
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:20 pm
HOU
- ORD
1 stop6h 37m
Delta
Sun 8/95:30 am
ORD
- HOU
1 stop6h 46m
Delta
Deal found 7/5![Delta logo]()
$338
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.
Wed 9/236:00 am
HOU
- ORD
2 stops10h 14m
Delta
Sun 9/276:40 am
ORD
- HOU
1 stop6h 39m
Delta
Deal found 7/4![Delta logo]()
$343
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.
Tue 11/101:00 pm
HOU
- ORD
1 stop5h 32m
Delta
Sun 11/159:30 am
ORD
- HOU
1 stop7h 00m
Delta
Deal found 7/3![Delta logo]()
$392
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
HOU
- ORD
2 stops10h 17m
Delta
Mon 8/175:30 am
ORD
- HOU
1 stop6h 46m
Delta
Deal found 7/2![Delta logo]()
$397
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 8/131:13 pm
HOU
- ORD
2 stops7h 17m
Delta
Mon 8/176:40 am
ORD
- HOU
1 stop5h 36m
Delta
Deal found 7/4![Delta logo]()
$434
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.
Sun 7/2612:55 pm
HOU
- ORD
1 stop7h 38m
Delta
Tue 7/286:35 am
ORD
- HOU
1 stop5h 35m
Delta
Deal found 7/6![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:17 pm
HOU
- ORD
1 stop6h 36m
Delta
Sun 7/195:30 am
ORD
- HOU
1 stop6h 40m
Delta
Deal found 7/2![Delta logo]()
$473
Last-minute flights from Houston to O'Hare IntlDiscover last-minute flight deals from Houston to O'Hare Intl. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to O'Hare Intl. Data last updated July 7, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Wed 8/59:57 pm
ORD
- IAH
1 stop12h 37m
Frontier
Deal found 7/2![Frontier logo]()
$165
This Super.com deal was found by Cheapflights users on 7/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Thu 8/65:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/2![Frontier logo]()
$176
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/4![Frontier logo]()
$174
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:17 pm
HOU
- ORD
1 stop6h 36m
Delta
Tue 8/45:30 am
ORD
- HOU
1 stop6h 46m
Delta
Deal found 7/2![Delta logo]()
$229
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:53 am
IAH
- ORD
1 stop9h 00m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/3![Frontier logo]()
$173
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:16 pm
IAH
- ORD
1 stop7h 37m
Frontier
Sat 8/85:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/3![Frontier logo]()
$170
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Fri 8/75:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/2![Frontier logo]()
$180
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.
Thu 8/69:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Mon 8/108:05 am
ORD
- IAH
1 stop31h 00m
Frontier
Deal found 7/3![Frontier logo]()
$166
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Wed 8/125:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/2![Frontier logo]()
$178
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Fri 8/145:30 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/4![Frontier logo]()
$175
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:50 am
HOU
- ORD
1 stop8h 09m
Delta
Sat 8/2211:22 am
ORD
- HOU
2 stops10h 01m
Delta
Deal found 7/2![Delta logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Fri 8/219:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Mon 8/245:46 pm
ORD
- IAH
Nonstop3h 17m
Frontier
Deal found 7/2![Frontier logo]()
$171
One-way flights from Houston to O'Hare IntlSearch for one-way flight options from Houston to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Houston to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:42 pm
IAH
- ORD
Nonstop2h 52m
Frontier
Deal found 7/4![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Tue 8/188:35 am
IAH
- ORD
1 stop28h 15m
Frontier
Deal found 7/2![Frontier logo]()
$92
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:42 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 7/6![Frontier logo]()
$93
This Super.com deal was found by Cheapflights users on 7/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 7/2![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 7/2![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Tue 8/251:45 pm
IAH
- ORD
1 stop9h 23m
Frontier
Deal found 7/2![Frontier logo]()
$96
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/119:58 pm
IAH
- ORD
Nonstop2h 51m
Frontier
Deal found 7/6![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Wed 7/226:00 am
IAH
- ORD
1 stop13h 53m
Frontier
Deal found 7/2![Frontier logo]()
$102
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:29 pm
IAH
- ORD
1 stop9h 41m
Frontier
Deal found 7/6![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 7/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:43 pm
IAH
- ORD
1 stop8h 54m
Frontier
Deal found 7/2![Frontier logo]()
$104
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/411:26 am
IAH
- ORD
Nonstop2h 51m
American Airlines
Deal found 7/2![American Airlines logo]()
$105
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:17 pm
HOU
- ORD
1 stop6h 36m
Delta
Deal found 7/2![Delta logo]()
$115
Find flight deals from Houston to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 7, 2026.
Round-trip from | $165 (Frontier) |
|---|---|
One-way from | $90 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $284 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to O'Hare Intl 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 7, 2026.
Use the filters below to find and compare flights from Houston to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Wed 9/9
6:40 pm-9:32 pm
Nonstop2h 52m
Chicago O'Hare Intl
Thu 9/10
6:30 am-9:19 am
Nonstop2h 49m
$225
HoustonChicago
HOU - ORD
HOUORD
Houston Hobby
Sat 9/5
10:50 am-4:51 pm
1 stop6h 01m
Chicago O'Hare Intl
Tue 9/8
6:40 am-1:19 pm
1 stop6h 39m
$229
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Tue 8/4
3:15 pm-11:57 pm
2 stops8h 42m
Chicago O'Hare Intl
Tue 8/11
8:48 am-7:54 pm
2 stops11h 06m
$239
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Tue 8/4
3:15 pm-11:57 pm
2 stops8h 42m
Chicago O'Hare Intl
Wed 8/5
8:48 am-7:54 pm
2 stops11h 06m
$239
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Sat 8/15
10:21 am-4:51 pm
1 stop6h 30m
Chicago O'Hare Intl
Mon 8/17
1:41 pm-11:52 pm
2 stops10h 11m
$242
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Wed 8/26
3:15 pm-8:30 pm
1 stop5h 15m
Chicago O'Hare Intl
Sat 8/29
6:59 am-6:41 pm
2 stops11h 42m
$250
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Sat 8/22
2:37 pm-8:55 pm
1 stop6h 18m
Chicago O'Hare Intl
Mon 8/24
1:59 pm-11:52 pm
2 stops9h 53m
$250
HoustonChicago
HOU - ORD
HOUORD
Houston Hobby
Mon 12/14
5:35 pm-11:50 pm
1 stop6h 15m
Chicago O'Hare Intl
Thu 12/17
11:10 am-4:30 pm
1 stop5h 20m
$272
HoustonChicago
IAH - ORD
IAHORD
Houston George Bush Intcntl
Fri 9/4
11:28 am-6:29 pm
1 stop7h 01m
Chicago O'Hare Intl
Tue 9/8
11:17 am-7:30 pm
2 stops8h 13m
$279
HoustonChicago
HOU - ORD
HOUORD
Houston Hobby
Thu 9/17
5:26 pm-11:59 pm
1 stop6h 33m
Chicago O'Hare Intl
Mon 9/21
6:40 am-1:19 pm
1 stop6h 39m
$299
Showing 1-10 of 44 resultsSorted by cheapest first
Best time to book a flight from Houston to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Houston with our price prediction graph.
HO1-ORD
IAH-ORD
HOU-ORD
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 Houston to Chicago O'Hare Intl Airport
HO1-ORD
IAH-ORD
HOU-ORD
What is the cheapest month to book a flight from Houston to Chicago O'Hare Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Houston to Chicago O'Hare Intl Airport (average of $29). Flying from Houston to Chicago O'Hare Intl Airport in April is currently the most expensive (average of $592). 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 HOU to ORD?
Find hourly flight availability from Houston to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 7, 2026.
When flying from Houston to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 71% versus a flight at noon.
How much does it cost to fly round-trip from Houston to Chicago O'Hare Intl Airport?
How often are flights from Houston to Chicago delayed?
About 12% of weekly flights between Houston and Chicago have experienced delays in the past year, with the average delay time being 162 minutes.
What is the most punctual flight time for Houston to Chicago flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Houston to Chicago flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.
How far ahead should I book a flight from Houston to Chicago O'Hare Intl Airport?
The best time to book flights from Houston to Chicago O'Hare Intl Airport is 78 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 Houston to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Houston to O'Hare Intl. Price data was last updated on August 31, 2025.
Travelers seeking maximum savings on their Houston to Chicago O'Hare Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Houston to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston to Chicago O'Hare Intl Airport trip
Our travel experts
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 7, 2026.
Read through reviews of airlines operating flights from Houston to Chicago O'Hare Intl Airport, such as United Airlines,American Airlines, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Boarding
7.7
Food
6.7
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Boarding
7.7
Food
6.7
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Boarding
7.7
Food
6.7
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Boarding
7.7
Food
6.7
Reviews
1 / 20
2.0
MediocreDeb,Jan 2025
MKE - ORD
Related info for your journey
Find useful and relevant information for your journey from Houston to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Schaumburg
Lake Geneva
Naperville
Oak Brook
Gurnee
Delavan
Oakbrook Terrace
South Holland
Libertyville
Hoffman Estates
Downers Grove
Rockford
Racine
Great Lakes
Joliet
Orland Park
Northbrook
Waukegan
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Houston and O'Hare Intl flights
Browse other Houston and O'Hare Intl flight options. Last updated on July 7, 2026.
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Top 3 airlines flying from Houston to O'Hare Intl
Discover the top 3 airlines that operate flights from Houston to O'Hare Intl. 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$178 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$397 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$172 | Average$394 | FlexibilityNo cancel fee | On-time71% |