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Delaware

$91+ Cheap flights from San Antonio (SAT) 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — ILG
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from San Antonio to Delaware

Keep the following information in mind while searching for San Antonio to Delaware flight deals. Data was last updated April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$265
(Mytrip)

One-way from

$91
(Mytrip)

Popular in

November

Cheapest in

February

Average price

$446
Provider with most accurate pricing for San Antonio-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Philadelphia flights.
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From San Antonio to Delaware
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One-way flight from San Antonio to Delaware
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Highest demand for flights based on searches. 8% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Antonio to Delaware

Cheapest flights from San Antonio to Delaware
Explore the most affordable flight options available from San Antonio to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Mytrip deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Sat 5/242:37 pmSAT - PHL
1 stop14h 24mSpirit Airlines
Mon 5/2612:23 pmPHL - SAT
1 stop25h 09mSpirit Airlines
Deal found 4/15$265
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 4/241:37 pmSAT - PHL
1 stop16h 10mFrontier
Wed 4/306:45 pmPHL - SAT
1 stop18h 58mFrontier
Deal found 4/14$270
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 4/247:25 pmSAT - PHL
1 stop9h 27mMultiple Airlines
Sun 4/2710:51 pmPHL - SAT
1 stop21h 08mMultiple Airlines
Deal found 4/14$276
This American Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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.
Wed 7/2312:25 pmSAT - PHL
Nonstop3h 44mAmerican Airlines
Sat 7/268:54 amPHL - SAT
Nonstop3h 46mAmerican Airlines
Deal found 4/13$341
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2212:50 pmSAT - PHL
1 stop5h 33mDelta
Sat 11/296:15 amPHL - SAT
1 stop6h 51mDelta
Deal found 4/15$400
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 6/185:55 amSAT - PHL
2 stops9h 00mSouthwest
Sun 6/225:35 amPHL - SAT
1 stop5h 35mSouthwest
Deal found 4/14$444
This United deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:30 amSAT - PHL
2 stops11h 06mUnited Airlines
Sat 7/266:30 amPHL - SAT
1 stop6h 15mUnited Airlines
Deal found 4/13$446

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio 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 15, 2025.
Use the filters below to find and compare flights from San Antonio to Delaware that are best for you.

Fly from

San Antonio

Fly to

Delaware

Route

Depart

Return

Price

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Sat 5/24

2:37 pm-6:01 am

1 stop14h 24m

Philadelphia

Mon 5/26

12:23 pm-12:32 pm

1 stop25h 09m

$265

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Fri 7/18

12:09 pm-10:42 pm

1 stop9h 33m

Philadelphia

Sun 7/20

6:15 am-7:14 pm

1 stop13h 59m

$338

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Wed 7/23

12:25 pm-5:09 pm

Nonstop3h 44m

Philadelphia

Sat 7/26

8:54 am-11:40 am

Nonstop3h 46m

$341

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Thu 6/12

8:12 pm-5:10 am

1 stop7h 58m

Philadelphia

Sun 6/15

6:15 am-7:14 pm

1 stop13h 59m

$362

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Fri 5/9

6:25 am-2:00 pm

1 stop6h 35m

Philadelphia

Sun 5/11

5:00 pm-10:15 pm

1 stop6h 15m

$438

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Wed 6/18

5:55 am-3:55 pm

2 stops9h 00m

Philadelphia

Sun 6/22

5:35 am-10:10 am

1 stop5h 35m

$444

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Wed 7/23

5:30 am-5:36 pm

2 stops11h 06m

Philadelphia

Sat 7/26

6:30 am-11:45 am

1 stop6h 15m

$446

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Fri 5/9

10:01 am-7:48 am

1 stop20h 47m

$91

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Thu 5/15

1:43 pm-6:52 am

1 stop16h 09m

$126

San AntonioPhiladelphia

SAT - PHL

SATPHL

San Antonio

Sat 6/7

6:45 am-2:24 pm

1 stop6h 39m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 13 results
1
2

Best time to book a flight from San Antonio to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from San Antonio 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 San Antonio to Delaware

Rainfall in Delaware by month

Plan your trip to Delaware by taking into account the average rainfall totals by month.

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.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. 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 Delaware. Reviews last updated April 15, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from San Antonio to Delaware. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,279 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,918 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,658 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,921 reviews
Southwest
8.0
Very good
4,279 reviews

Crew

8.6

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

  • What airport do you fly from for flights from San Antonio to Delaware?

    Located just 7.6 mi from the city center, San Antonio (SAT) is the airport most travelers will use when flying to Delaware from San Antonio.

  • What are the cheapest airlines to fly from San Antonio to Delaware one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $91. However, be on the lookout for offers from Frontier and United Airlines, as they are both options that can get you from San Antonio to Delaware for a low price.

  • Can I find deals for flights from San Antonio to Delaware that include hotel bookings?

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

  • How can I find direct flights from San Antonio to Delaware?

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

  • Can I find deals for business class flights from San Antonio to Delaware?

    Yes. Cheapflights offers flight deals from San Antonio 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

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