How long is the flight from Houston to Delaware?

A quick flight from Houston to Delaware can take about 6h. Spirit Airlines provides one of the quickest options available for as low as $239. Houston and Delaware are separated by a distance of 1333 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.

If weather is an important factor for your trip to Delaware, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular routes from Houston to Delaware?

The most popular route from Houston to Delaware is Houston Hobby - Philadelphia. You may also consider Houston George Bush Intcntl - Philadelphia or Houston Hobby - Salisbury-Ocean City.

How far in advance should I book a flight from Houston to Delaware?

To save up to 61% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Houston to Delaware from $204 1-2 weeks out and tickets from $332 for flights departing within the next 72 hours.

What is the cheapest month to fly from Houston to Delaware?

Flights from Houston to Delaware lean towards being more expensive in February. Prices are generally better when you fly from Houston to Delaware in September, with the cheapest ticket starting at $58.

Can I find deals for flights from Houston to Delaware that include hotel bookings?

Yes. In addition to deals on Houston to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Houston to Delaware?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Delaware.

Can I find deals for business class flights from Houston to Delaware?

Yes. Cheapflights offers flight deals from Houston to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$78+ Cheap Flights from Houston to Delaware

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Cheap flight deals from Houston to Delaware

Round-trip from	$176 (Frontier)
One-way from	$78 (Priceline)
Popular in	February
Cheapest in	September
Average price	$219

From Houston to Delaware

Search Deals

One-way flight from Houston to Delaware

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($47 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Houston to Delaware

Cheapest flights from Houston to Delaware
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 September 4, 2025.

Thu 9/114:04 pmIAH - PHL

1 stop7h 32mFrontier

Sun 9/145:01 amPHL - IAH

1 stop12h 08mFrontier

Deal found 9/2

$176

Fri 10/35:47 pmIAH - PHL

1 stop6h 12mMultiple Airlines

Sat 10/113:27 pmPHL - IAH

2 stops8h 58mMultiple Airlines

Deal found 9/2

$183

Mon 9/84:04 pmIAH - PHL

1 stop23h 32mFrontier

Mon 9/1512:30 pmPHL - IAH

1 stop28h 06mFrontier

Deal found 9/3

$184

Tue 9/95:30 amIAH - PHL

1 stop6h 32mMultiple Airlines

Sat 9/206:45 amPHL - IAH

1 stop15h 29mMultiple Airlines

Deal found 9/3

$185

Sun 10/59:20 pmIAH - PHL

2 stops12h 36mFrontier

Tue 10/710:22 amPHL - IAH

1 stop11h 41mFrontier

Deal found 9/2

$186

Fri 9/199:10 pmIAH - PHL

2 stops19h 17mFrontier

Mon 9/228:00 amPHL - IAH

1 stop8h 39mFrontier

Deal found 9/3

$187

Tue 9/95:30 amIAH - PHL

1 stop6h 32mSpirit Airlines

Sat 9/135:00 amPHL - IAH

1 stop6h 24mSpirit Airlines

Deal found 9/3

$188

Fri 9/124:04 pmIAH - PHL

1 stop7h 25mMultiple Airlines

Wed 9/172:30 pmPHL - IAH

2 stops9h 00mMultiple Airlines

Deal found 9/1

$189

Thu 9/184:04 pmIAH - PHL

1 stop7h 32mFrontier

Mon 9/227:20 amPHL - IAH

2 stops12h 50mFrontier

Deal found 9/3

$190

Mon 9/2210:49 amIAH - PHL

2 stops9h 43mFrontier

Thu 9/2512:01 pmPHL - IAH

1 stop9h 14mFrontier

Deal found 9/3

$191

Fri 10/108:10 pmIAH - PHL

1 stop12h 39mMultiple Airlines

Tue 10/149:14 pmPHL - IAH

1 stop14h 33mMultiple Airlines

Deal found 9/3

$192

Sat 10/411:29 amIAH - PHL

1 stop11h 18mMultiple Airlines

Sat 10/113:27 pmPHL - IAH

2 stops8h 58mMultiple Airlines

Deal found 9/2

$193

Best flights from Houston to Delaware
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 September 4, 2025.

Sat 9/2711:29 amIAH - PHL

1 stop11h 18mMultiple Airlines

Sat 10/48:10 amPHL - IAH

2 stops15h 20mMultiple Airlines

Deal found 9/3

$189

Tue 2/244:42 pmIAH - PHL

1 stop6h 50mSpirit Airlines

Wed 2/255:15 amPHL - IAH

1 stop16h 18mSpirit Airlines

Deal found 9/1

$195

Sun 9/288:00 pmIAH - PHL

1 stop12h 25mFrontier

Fri 10/105:20 amPHL - IAH

1 stop12h 27mFrontier

Deal found 9/2

$201

Sat 12/66:30 pmIAH - PHL

Nonstop3h 15mUnited Airlines

Sat 1/105:50 pmPHL - IAH

Nonstop4h 00mUnited Airlines

Deal found 9/2

$219

Tue 10/2110:13 amHOU - PHL

1 stop6h 00mDelta

Sat 11/16:18 pmPHL - HOU

1 stop5h 42mDelta

Deal found 9/2

$239

Sat 10/116:25 amHOU - PHL

1 stop5h 25mSouthwest

Tue 10/142:45 pmPHL - HOU

1 stop5h 30mSouthwest

Deal found 9/3

$239

Wed 10/17:49 pmIAH - PHL

2 stops28h 10mMultiple Airlines

Sun 10/56:15 amPHL - IAH

1 stop15h 00mMultiple Airlines

Deal found 9/3

$194

Fri 12/1211:54 amIAH - PHL

1 stop11h 38mSpirit Airlines

Sun 12/141:31 pmPHL - IAH

1 stop8h 37mSpirit Airlines

Deal found 9/3

$199

Thu 9/254:04 pmIAH - PHL

1 stop7h 32mMultiple Airlines

Sun 9/2810:03 pmPHL - IAH

2 stops22h 16mMultiple Airlines

Deal found 9/3

$205

Sat 11/110:22 amIAH - PHL

1 stop12h 14mSpirit Airlines

Tue 11/412:00 pmPHL - IAH

1 stop8h 22mSpirit Airlines

Deal found 9/4

$206

Wed 10/226:44 pmHOU - PHL

1 stop5h 08mDelta

Tue 10/286:18 pmPHL - HOU

1 stop5h 42mDelta

Deal found 9/1

$239

Sat 11/11:52 pmIAH - SBY

1 stop7h 08mAmerican Airlines

Tue 11/46:30 amSBY - IAH

1 stop6h 20mAmerican Airlines

Deal found 9/1

$494

Last-minute flights from Houston to Delaware
Discover last-minute flight deals from Houston to Delaware. Data last updated September 4, 2025 and is based on user searches.

Mon 9/84:04 pmIAH - PHL

1 stop23h 32mFrontier

Mon 9/1512:30 pmPHL - IAH

1 stop28h 06mFrontier

Deal found 9/3

$184

Tue 9/95:30 amIAH - PHL

1 stop6h 32mMultiple Airlines

Sat 9/206:45 amPHL - IAH

1 stop15h 29mMultiple Airlines

Deal found 9/3

$185

Tue 9/95:30 amIAH - PHL

1 stop6h 32mSpirit Airlines

Sat 9/135:00 amPHL - IAH

1 stop6h 24mSpirit Airlines

Deal found 9/3

$188

Thu 9/114:04 pmIAH - PHL

1 stop7h 32mFrontier

Sun 9/145:01 amPHL - IAH

1 stop12h 08mFrontier

Deal found 9/2

$176

Fri 9/124:04 pmIAH - PHL

1 stop7h 25mMultiple Airlines

Wed 9/172:30 pmPHL - IAH

2 stops9h 00mMultiple Airlines

Deal found 9/1

$189

Thu 9/184:04 pmIAH - PHL

1 stop7h 32mFrontier

Mon 9/227:20 amPHL - IAH

2 stops12h 50mFrontier

Deal found 9/3

$190

Fri 9/199:10 pmIAH - PHL

2 stops19h 17mFrontier

Mon 9/228:00 amPHL - IAH

1 stop8h 39mFrontier

Deal found 9/3

$187

Mon 9/2210:49 amIAH - PHL

2 stops9h 43mFrontier

Thu 9/2512:01 pmPHL - IAH

1 stop9h 14mFrontier

Deal found 9/3

$191

Fri 10/35:47 pmIAH - PHL

1 stop6h 12mMultiple Airlines

Mon 10/69:55 pmPHL - IAH

2 stops26h 30mMultiple Airlines

Deal found 9/2

$183

Sat 10/411:29 amIAH - PHL

1 stop11h 18mMultiple Airlines

Sat 10/113:27 pmPHL - IAH

2 stops8h 58mMultiple Airlines

Deal found 9/2

$193

Sun 10/59:20 pmIAH - PHL

2 stops12h 36mFrontier

Tue 10/710:22 amPHL - IAH

1 stop11h 41mFrontier

Deal found 9/2

$186

Fri 10/108:10 pmIAH - PHL

1 stop12h 39mMultiple Airlines

Tue 10/149:14 pmPHL - IAH

1 stop14h 33mMultiple Airlines

Deal found 9/3

$192

One-way flights from Houston to Delaware
Search for one-way flight options from Houston to Delaware. Find affordable one-way fares based on user searches. Data last updated September 4, 2025.

Sat 9/136:02 amIAH - PHL

1 stop10h 25mFrontier

Deal found 9/2

$78

Sat 10/118:10 pmIAH - PHL

1 stop12h 39mSpirit Airlines

Deal found 9/2

$80

Tue 9/95:30 amIAH - PHL

1 stop6h 32mSpirit Airlines

Deal found 9/3

$81

Sun 11/211:33 amIAH - PHL

1 stop10h 46mFrontier

Deal found 9/3

$82

Thu 10/162:48 pmIAH - PHL

1 stop7h 41mSpirit Airlines

Deal found 9/2

$83

Tue 9/164:36 pmIAH - PHL

1 stop20h 42mFrontier

Deal found 9/3

$84

Wed 10/14:36 pmIAH - PHL

1 stop13h 59mFrontier

Deal found 9/3

$85

Sat 10/45:25 amIAH - PHL

1 stop10h 19mSpirit Airlines

Deal found 9/2

$87

Thu 12/44:42 pmIAH - PHL

1 stop6h 50mSpirit Airlines

Deal found 9/2

$88

Wed 9/245:48 pmIAH - PHL

1 stop12h 47mMultiple Airlines

Deal found 9/3

$105

Tue 10/145:20 amHOU - PHL

1 stop5h 00mSouthwest

Deal found 9/2

$130

Thu 9/257:35 amHOU - PHL

1 stop7h 45mSouthwest

Deal found 9/3

$135

Fly from

Fly to

Route

Depart

Return

Price

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Sat 9/27

11:29 am-11:47 pm

1 stop11h 18m

Philadelphia

Sat 10/4

8:10 am-10:30 pm

2 stops15h 20m

$189

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Wed 10/1

7:49 pm-12:59 am

2 stops28h 10m

Philadelphia

Sun 10/5

6:15 am-8:15 pm

1 stop15h 00m

$194

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Tue 2/24

4:42 pm-12:32 am

1 stop6h 50m

Philadelphia

Wed 2/25

5:15 am-8:33 pm

1 stop16h 18m

$195

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Fri 12/12

11:54 am-12:32 am

1 stop11h 38m

Philadelphia

Sun 12/14

1:31 pm-9:08 pm

1 stop8h 37m

$199

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Sun 9/28

8:00 pm-9:25 am

1 stop12h 25m

Philadelphia

Fri 10/10

5:20 am-4:47 pm

1 stop12h 27m

$201

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Thu 9/25

4:04 pm-12:36 am

1 stop7h 32m

Philadelphia

Sun 9/28

10:03 pm-7:19 pm

2 stops22h 16m

$205

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Sat 11/1

10:22 am-11:36 pm

1 stop12h 14m

Philadelphia

Tue 11/4

12:00 pm-7:22 pm

1 stop8h 22m

$206

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Wed 9/24

7:49 pm-8:58 pm

2 stops24h 09m

Philadelphia

Mon 9/29

8:00 am-3:44 pm

1 stop8h 44m

$212

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Thu 10/9

12:55 pm-11:59 pm

1 stop10h 04m

Philadelphia

Wed 10/15

12:00 pm-10:35 pm

1 stop11h 35m

$215

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Sat 12/6

6:30 pm-10:45 pm

Nonstop3h 15m

Philadelphia

Sat 1/10

5:50 pm-8:50 pm

Nonstop4h 00m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 46 results

...

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.

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

What is the cheapest time of day to fly from HOU to DE?

When flying from Houston to Delaware, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

How long is the flight from Houston to Delaware?
A quick flight from Houston to Delaware can take about 6h. Spirit Airlines provides one of the quickest options available for as low as $239. Houston and Delaware are separated by a distance of 1333 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Houston to Delaware?
The most popular route from Houston to Delaware is Houston Hobby - Philadelphia. You may also consider Houston George Bush Intcntl - Philadelphia or Houston Hobby - Salisbury-Ocean City.
Can I find deals for flights from Houston to Delaware that include hotel bookings?
Yes. In addition to deals on Houston to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Houston to Delaware?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Delaware.
Can I find deals for business class flights from Houston to Delaware?
Yes. Cheapflights offers flight deals from Houston to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Houston to Delaware

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$78+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Houston to Delaware

Keep the following information in mind while searching for Houston to Delaware flight deals. Data was last updated September 4, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Houston to Delaware

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 September 4, 2025.

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 September 4, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston to Delaware that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Houston to Delaware

What is the cheapest time of day to fly from HOU to DE?

Find hourly flight availability from Houston to Delaware. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 4, 2025.

Related info for your journey

Find useful and relevant information for your journey from Houston to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Houston to Delaware?

What are the most popular routes from Houston to Delaware?

Can I find deals for flights from Houston to Delaware that include hotel bookings?

How can I find direct flights from Houston to Delaware?

Can I find deals for business class flights from Houston to Delaware?

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Alternative routes for Houston to Delaware

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Cheapest flights from Houston to Delaware
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 September 4, 2025.