$79+ Cheap flights from Houston to Delaware
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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ILG
May 3 — May 101
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Delaware with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Houston to DelawareExplore the most affordable flight options available from Houston to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2026.
Explore the most affordable flight options available from Houston to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Sun 4/198:40 pm
IAH
- PHL
1 stop13h 14m
Multiple Airlines
Thu 4/233:41 pm
PHL
- IAH
2 stops17h 18m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$229
This CheapOair deal was found by Cheapflights users on 4/1. 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.
Fri 4/36:08 pm
IAH
- PHL
1 stop21h 48m
Multiple Airlines
Mon 4/66:08 pm
PHL
- IAH
1 stop6h 51m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Sat 4/44:53 pm
IAH
- PHL
1 stop6h 50m
Multiple Airlines
Tue 4/75:21 pm
PHL
- IAH
1 stop6h 13m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 7/77:04 pm
IAH
- PHL
1 stop18h 32m
Frontier
Sun 7/124:35 pm
PHL
- IAH
1 stop7h 13m
Frontier
Deal found 4/2![Frontier logo]()
$232
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:15 am
IAH
- PHL
2 stops17h 41m
Spirit Airlines
Thu 4/96:08 pm
PHL
- IAH
1 stop6h 51m
Spirit Airlines
Deal found 4/1![Spirit Airlines logo]()
$233
This Frontier deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 6/110:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Tue 6/94:35 pm
PHL
- IAH
1 stop7h 13m
Frontier
Deal found 3/31![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/34:30 pm
IAH
- PHL
1 stop5h 22m
Multiple Airlines
Sat 4/45:08 pm
PHL
- IAH
1 stop16h 32m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$235
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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.
Fri 5/1510:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Sun 5/175:32 pm
PHL
- IAH
1 stop15h 46m
Frontier
Deal found 3/31![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/75:24 pm
IAH
- PHL
1 stop18h 40m
Multiple Airlines
Fri 4/106:08 pm
PHL
- IAH
1 stop15h 32m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Tue 4/711:19 am
IAH
- PHL
1 stop11h 37m
Spirit Airlines
Fri 4/106:08 pm
PHL
- IAH
1 stop6h 51m
Spirit Airlines
Deal found 4/3![Spirit Airlines logo]()
$238
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 5/22:33 pm
IAH
- PHL
Nonstop3h 25m
United Airlines
Sat 5/912:50 pm
PHL
- IAH
Nonstop3h 50m
United Airlines
Deal found 4/2![United Airlines logo]()
$239
This Frontier deal was found by Cheapflights users on 3/30. 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.
Thu 6/187:04 pm
IAH
- PHL
1 stop12h 47m
Frontier
Sun 6/216:00 am
PHL
- IAH
1 stop9h 51m
Frontier
Deal found 3/30![Frontier logo]()
$240
Best flights from Houston to DelawareDiscover carefully curated flight deals from Houston to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2026.
Discover carefully curated flight deals from Houston to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2026.
This Delta deal was found by Cheapflights users on 4/2. 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.
Wed 5/66:00 am
HOU
- PHL
1 stop5h 14m
Delta
Sat 5/94:06 pm
PHL
- HOU
1 stop7h 20m
Delta
Deal found 4/2![Delta logo]()
$259
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Tue 9/16:05 pm
IAH
- PHL
Nonstop3h 28m
United Airlines
Tue 9/86:16 am
PHL
- IAH
Nonstop3h 33m
United Airlines
Deal found 3/29![United Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 3/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:30 am
HOU
- PHL
2 stops7h 20m
Southwest
Mon 5/48:55 am
PHL
- HOU
2 stops7h 25m
Southwest
Deal found 3/29![Southwest logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 5/139:45 am
IAH
- SBY
1 stop10h 17m
Multiple Airlines
Fri 5/158:11 pm
SBY
- IAH
2 stops36h 23m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:14 am
IAH
- SBY
1 stop4h 54m
American Airlines
Sat 4/186:00 am
SBY
- IAH
2 stops10h 42m
American Airlines
Deal found 3/30![American Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 3/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
HOU
- PHL
1 stop5h 14m
Delta
Mon 5/45:30 am
PHL
- HOU
1 stop8h 10m
Delta
Deal found 3/29![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Tue 5/56:10 pm
IAH
- PHL
Nonstop3h 24m
United Airlines
Thu 5/148:00 am
PHL
- IAH
Nonstop3h 46m
United Airlines
Deal found 3/29![United Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/287:20 am
IAH
- PHL
1 stop5h 56m
United Airlines
Sat 5/27:59 pm
PHL
- IAH
Nonstop3h 50m
United Airlines
Deal found 4/1![United Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 3/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/274:50 pm
HOU
- PHL
1 stop4h 55m
Southwest
Mon 5/46:35 pm
PHL
- HOU
1 stop5h 35m
Southwest
Deal found 3/29![Southwest logo]()
$314
This Delta deal was found by Cheapflights users on 4/1. 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.
Wed 5/206:00 am
HOU
- PHL
1 stop6h 18m
Delta
Mon 5/255:17 am
PHL
- HOU
1 stop5h 15m
Delta
Deal found 4/1![Delta logo]()
$294
This Southwest deal was found by Cheapflights users on 3/30. 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 4/2310:30 am
HOU
- PHL
1 stop5h 15m
Southwest
Thu 4/307:55 am
PHL
- HOU
2 stops7h 05m
Southwest
Deal found 3/30![Southwest logo]()
$319
This United Airlines deal was found by Cheapflights users on 4/3. 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 7/87:31 am
IAH
- PHL
Nonstop3h 27m
United Airlines
Thu 7/166:15 am
PHL
- IAH
Nonstop3h 29m
United Airlines
Deal found 4/3![United Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 4/3. 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 4/245:23 pm
HOU
- PHL
1 stop6h 36m
Delta
Sun 4/265:30 am
PHL
- HOU
1 stop8h 10m
Delta
Deal found 4/3![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/286:03 pm
IAH
- PHL
Nonstop3h 22m
United Airlines
Tue 5/56:00 pm
PHL
- IAH
Nonstop3h 46m
United Airlines
Deal found 3/30![United Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 6/12:35 pm
HOU
- PHL
1 stop7h 30m
Southwest
Fri 6/56:55 pm
PHL
- HOU
1 stop6h 15m
Southwest
Deal found 3/31![Southwest logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 5/17:00 am
IAH
- SBY
1 stop11h 28m
Multiple Airlines
Fri 5/88:11 pm
SBY
- IAH
1 stop13h 39m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$426
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 5/292:35 pm
HOU
- PHL
1 stop7h 30m
Southwest
Mon 6/16:10 am
PHL
- HOU
1 stop5h 25m
Southwest
Deal found 3/31![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/146:00 am
HOU
- PHL
1 stop5h 14m
Delta
Tue 4/285:19 pm
PHL
- HOU
1 stop6h 50m
Delta
Deal found 3/31![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 8/107:31 am
IAH
- PHL
Nonstop3h 27m
United Airlines
Fri 8/216:16 am
PHL
- IAH
Nonstop3h 33m
United Airlines
Deal found 4/1![United Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Thu 6/47:31 am
IAH
- PHL
Nonstop3h 27m
United Airlines
Mon 6/87:58 pm
PHL
- IAH
Nonstop3h 34m
United Airlines
Deal found 3/29![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:01 am
HOU
- SBY
2 stops10h 07m
American Airlines
Sat 4/186:38 am
SBY
- HOU
2 stops10h 10m
American Airlines
Deal found 3/30![American Airlines logo]()
$553
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 7/16:05 pm
IAH
- PHL
Nonstop3h 24m
United Airlines
Mon 7/67:45 pm
PHL
- IAH
1 stop6h 00m
United Airlines
Deal found 3/30![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 7/144:27 pm
IAH
- SBY
1 stop5h 31m
American Airlines
Tue 7/2111:27 am
SBY
- IAH
1 stop6h 09m
American Airlines
Deal found 4/1![American Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 4/1. 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 5/136:10 pm
IAH
- PHL
Nonstop3h 24m
United Airlines
Sun 5/178:00 am
PHL
- IAH
Nonstop3h 46m
United Airlines
Deal found 4/1![United Airlines logo]()
$333
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:30 am
IAH
- SBY
1 stop5h 51m
American Airlines
Sun 4/266:00 am
SBY
- IAH
1 stop6h 19m
American Airlines
Deal found 3/29![American Airlines logo]()
$603
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Tue 5/127:25 am
IAH
- PHL
Nonstop3h 23m
United Airlines
Wed 5/1312:50 pm
PHL
- IAH
Nonstop3h 46m
United Airlines
Deal found 3/29![United Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/112:42 pm
HOU
- SBY
2 stops8h 26m
American Airlines
Fri 5/86:38 am
SBY
- HOU
2 stops10h 11m
American Airlines
Deal found 4/1![American Airlines logo]()
$624
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/1612:42 pm
HOU
- SBY
2 stops8h 26m
American Airlines
Mon 4/201:47 pm
SBY
- HOU
2 stops11h 00m
American Airlines
Deal found 4/1![American Airlines logo]()
$675
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/1612:42 pm
HOU
- SBY
2 stops8h 26m
American Airlines
Sun 4/196:00 am
SBY
- HOU
2 stops10h 48m
American Airlines
Deal found 4/1![American Airlines logo]()
$675
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 7/1412:46 pm
HOU
- SBY
2 stops9h 12m
American Airlines
Tue 7/214:33 pm
SBY
- HOU
2 stops8h 26m
American Airlines
Deal found 4/1![American Airlines logo]()
$754
Last-minute flights from Houston to DelawareDiscover last-minute flight deals from Houston to Delaware. Data last updated April 3, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Delaware. Data last updated April 3, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:15 am
IAH
- PHL
2 stops17h 41m
Spirit Airlines
Thu 4/96:08 pm
PHL
- IAH
1 stop6h 51m
Spirit Airlines
Deal found 4/1![Spirit Airlines logo]()
$233
This CheapOair deal was found by Cheapflights users on 4/1. 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.
Fri 4/36:08 pm
IAH
- PHL
1 stop21h 48m
Multiple Airlines
Mon 4/66:08 pm
PHL
- IAH
1 stop6h 51m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/34:30 pm
IAH
- PHL
1 stop5h 22m
Multiple Airlines
Sat 4/45:08 pm
PHL
- IAH
1 stop16h 32m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Sat 4/44:53 pm
IAH
- PHL
1 stop6h 50m
Multiple Airlines
Tue 4/75:21 pm
PHL
- IAH
1 stop6h 13m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$231
This Mytrip deal was found by Cheapflights users on 4/2. 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.
Tue 4/75:15 am
IAH
- PHL
2 stops13h 42m
Spirit Airlines
Fri 4/106:08 pm
PHL
- IAH
1 stop6h 51m
Spirit Airlines
Deal found 4/2![Spirit Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 4/96:08 pm
IAH
- PHL
1 stop5h 15m
Multiple Airlines
Tue 4/146:08 pm
PHL
- IAH
1 stop6h 51m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Sat 4/114:53 pm
IAH
- PHL
1 stop7h 02m
Frontier
Sun 4/1210:42 pm
PHL
- IAH
1 stop9h 20m
Frontier
Deal found 4/3![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Sun 4/198:40 pm
IAH
- PHL
1 stop13h 14m
Multiple Airlines
Thu 4/233:41 pm
PHL
- IAH
2 stops17h 18m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$229
This Super.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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.
Sun 4/267:06 pm
IAH
- PHL
Nonstop3h 23m
Frontier
Mon 4/273:29 pm
PHL
- IAH
Nonstop3h 52m
Frontier
Deal found 3/31![Frontier logo]()
$240
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 5/22:33 pm
IAH
- PHL
Nonstop3h 25m
United Airlines
Sat 5/912:50 pm
PHL
- IAH
Nonstop3h 50m
United Airlines
Deal found 4/2![United Airlines logo]()
$239
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 5/66:00 am
HOU
- PHL
1 stop7h 36m
Delta
Sat 5/910:32 am
PHL
- HOU
1 stop6h 37m
Delta
Deal found 3/31![Delta logo]()
$259
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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.
Fri 5/1510:51 am
IAH
- PHL
Nonstop3h 25m
Frontier
Sun 5/175:32 pm
PHL
- IAH
1 stop15h 46m
Frontier
Deal found 3/31![Frontier logo]()
$236
One-way flights from Houston to DelawareSearch for one-way flight options from Houston to Delaware. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
Search for one-way flight options from Houston to Delaware. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
This Trip.com deal was found by Cheapflights users on 4/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:36 pm
IAH
- PHL
1 stop12h 18m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Thu 4/1612:16 pm
IAH
- PHL
1 stop9h 54m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$80
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/84:20 pm
IAH
- PHL
1 stop5h 32m
Spirit Airlines
Deal found 4/3![Spirit Airlines logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/187:00 am
IAH
- PHL
1 stop9h 07m
Spirit Airlines
Deal found 4/2![Spirit Airlines logo]()
$84
This Mytrip deal was found by Cheapflights users on 4/2. 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.
Fri 4/1712:35 pm
IAH
- PHL
1 stop8h 22m
Spirit Airlines
Deal found 4/2![Spirit Airlines logo]()
$85
This Super.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 4/144:20 pm
IAH
- PHL
1 stop5h 32m
Spirit Airlines
Deal found 3/31![Spirit Airlines logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2012:35 pm
IAH
- PHL
1 stop8h 22m
Spirit Airlines
Deal found 4/1![Spirit Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:42 am
IAH
- PHL
1 stop19h 57m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 4/156:57 pm
IAH
- PHL
1 stop16h 31m
Frontier
Deal found 3/30![Frontier logo]()
$91
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” 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 5/79:17 pm
IAH
- PHL
1 stop26h 28m
Frontier
Deal found 3/31![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:27 pm
IAH
- PHL
1 stop23h 17m
Frontier
Deal found 3/29![Frontier logo]()
$93
This Southwest deal was found by Cheapflights users on 4/1. 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 5/204:00 pm
HOU
- PHL
1 stop5h 00m
Southwest
Deal found 4/1![Southwest logo]()
$130
Find flight deals from Houston to Delaware
Keep the following information in mind while searching for Houston to Delaware flight deals. Data was last updated April 3, 2026.
Round-trip from | $229 (Kiwi.com) |
|---|---|
One-way from | $79 (Trip.com) |
Popular in | February |
Cheapest in | September |
Average price | $327 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Delaware 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 April 3, 2026.
Use the filters below to find and compare flights from Houston to Delaware that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonPhiladelphia
HOU - PHL
HOUPHL
Houston Hobby
Wed 5/6
6:00 am-12:14 pm
1 stop5h 14m
Philadelphia
Sat 5/9
4:06 pm-10:26 pm
1 stop7h 20m
$259
HoustonPhiladelphia
IAH - PHL
IAHPHL
Houston George Bush Intcntl
Tue 9/1
6:05 pm-10:33 pm
Nonstop3h 28m
Philadelphia
Tue 9/8
6:16 am-8:49 am
Nonstop3h 33m
$279
HoustonPhiladelphia
HOU - PHL
HOUPHL
Houston Hobby
Mon 4/27
6:00 am-12:14 pm
1 stop5h 14m
Philadelphia
Mon 5/4
5:30 am-12:40 pm
1 stop8h 10m
$279
HoustonPhiladelphia
IAH - PHL
IAHPHL
Houston George Bush Intcntl
Tue 5/5
6:10 pm-10:34 pm
Nonstop3h 24m
Philadelphia
Thu 5/14
8:00 am-10:46 am
Nonstop3h 46m
$279
HoustonPhiladelphia
IAH - PHL
IAHPHL
Houston George Bush Intcntl
Tue 4/28
7:20 am-2:16 pm
1 stop5h 56m
Philadelphia
Sat 5/2
7:59 pm-10:49 pm
Nonstop3h 50m
$280
HoustonPhiladelphia
HOU - PHL
HOUPHL
Houston Hobby
Wed 5/20
6:00 am-1:18 pm
1 stop6h 18m
Philadelphia
Mon 5/25
5:17 am-9:32 am
1 stop5h 15m
$294
Quickest round-trip
HoustonPhiladelphia
IAH - PHL
IAHPHL
Houston George Bush Intcntl
Wed 7/8
7:31 am-11:58 am
Nonstop3h 27m
Philadelphia
Thu 7/16
6:15 am-8:44 am
Nonstop3h 29m
$294
HoustonPhiladelphia
IAH - PHL
IAHPHL
Houston George Bush Intcntl
Tue 4/28
6:03 pm-10:25 pm
Nonstop3h 22m
Philadelphia
Tue 5/5
6:00 pm-8:46 pm
Nonstop3h 46m
$294
HoustonPhiladelphia
HOU - PHL
HOUPHL
Houston Hobby
Fri 4/24
5:23 pm-12:59 am
1 stop6h 36m
Philadelphia
Sun 4/26
5:30 am-12:40 pm
1 stop8h 10m
$299
HoustonPhiladelphia
HOU - PHL
HOUPHL
Houston Hobby
Wed 4/22
8:30 am-4:50 pm
2 stops7h 20m
Philadelphia
Mon 5/4
8:55 am-3:20 pm
2 stops7h 25m
$309
Showing 1-10 of 49 resultsSorted by cheapest first
Best time to book a flight from Houston to Delaware
Have a flexible travel schedule? Discover the best time to fly to Delaware from Houston with our price prediction graph.
IAH-PHL
HOU-PHL
IAH-SBY
HOU-SBY
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 Delaware
HO1-USDE
IAH-PHL
HOU-PHL
IAH-SBY
HOU-SBY
No data available for this route at this time. Please check back soon.
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