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Delaware

$134+ Cheap flights from San Francisco (SFO) 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ILG
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from San Francisco to Delaware

Keep the following information in mind while searching for San Francisco to Delaware flight deals. Data was last updated junio 12, 2025.

Round-trip from

$289
(American Airlines)

One-way from

$134
(JetBlue)

Popular in

December

Cheapest in

April

Average price

$458
From San Francisco to Delaware
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One-way flight from San Francisco to Delaware
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Highest demand for flights based on searches. 6% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Francisco to Delaware

Cheapest flights from San Francisco to Delaware
Explore the most affordable flight options available from San Francisco to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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.
vie. 8/1510:35 amSFO - PHL
Nonstop5h 33mAmerican Airlines
mié. 8/278:14 pmPHL - SFO
Nonstop6h 03mAmerican Airlines
Deal found 6/12$289
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/85:45 amSFO - PHL
1 stop21h 04mFrontier
dom. 8/107:19 amPHL - SFO
1 stop27h 22mFrontier
Deal found 6/12$292
This Delta deal was found by Cheapflights users on 6/10. 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.
lun. 8/1112:40 amSFO - PHL
1 stop6h 57mDelta
mié. 8/276:00 amPHL - SFO
1 stop7h 30mDelta
Deal found 6/10$297
This United Airlines deal was found by Cheapflights users on 6/10. 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.
dom. 7/1311:59 pmSFO - PHL
1 stop8h 57mUnited Airlines
lun. 7/216:30 amPHL - SFO
Nonstop5h 56mUnited Airlines
Deal found 6/10$299
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/284:39 pmSFO - PHL
1 stop10h 01mAlaska Airlines
mar. 11/47:00 amPHL - SFO
2 stops27h 30mAlaska Airlines
Deal found 6/12$300
This JetBlue deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1810:15 pmSFO - PHL
1 stop9h 35mJetBlue
dom. 9/2111:45 amPHL - SFO
1 stop10h 35mJetBlue
Deal found 6/9$306
This Southwest deal was found by Cheapflights users on 6/10. 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.
lun. 8/115:30 amSFO - PHL
1 stop7h 10mSouthwest
mié. 8/137:45 amPHL - SFO
1 stop13h 10mSouthwest
Deal found 6/10$308
This CheapOair deal was found by Cheapflights users on 6/11. 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.
mié. 6/187:00 amSFO - PHL
1 stop19h 49mMultiple Airlines
jue. 6/266:30 amPHL - SFO
1 stop19h 23mMultiple Airlines
Deal found 6/11$383
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 7/86:21 amSFO - SBY
1 stop7h 39mAmerican Airlines
mar. 7/155:00 amSBY - SFO
1 stop10h 14mAmerican Airlines
Deal found 6/11$540

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco 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 junio 12, 2025.
Use the filters below to find and compare flights from San Francisco to Delaware that are best for you.

Fly from

San Francisco

Fly to

Delaware

Route

Depart

Return

Price

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

vie. 8/15

10:35 am-7:08 pm

Nonstop5h 33m

Philadelphia

mié. 8/27

8:14 pm-11:17 pm

Nonstop6h 03m

$289

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

vie. 8/8

5:45 am-5:49 am

1 stop21h 04m

Philadelphia

dom. 8/10

7:19 am-7:41 am

1 stop27h 22m

$292

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

lun. 8/11

12:40 am-10:37 am

1 stop6h 57m

Philadelphia

mié. 8/27

6:00 am-10:30 am

1 stop7h 30m

$297

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

dom. 7/13

11:59 pm-11:56 am

1 stop8h 57m

Philadelphia

lun. 7/21

6:30 am-9:26 am

Nonstop5h 56m

$299

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

mar. 7/8

9:14 pm-10:52 am

1 stop10h 38m

Philadelphia

vie. 7/11

5:40 pm-12:59 am

1 stop10h 19m

$306

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

lun. 8/11

5:30 am-3:40 pm

1 stop7h 10m

Philadelphia

mié. 8/13

7:45 am-5:55 pm

1 stop13h 10m

$308

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

jue. 8/21

2:42 pm-6:00 am

1 stop12h 18m

Philadelphia

mar. 8/26

7:20 am-8:37 pm

2 stops16h 17m

$370

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

mié. 6/18

7:00 am-5:49 am

1 stop19h 49m

Philadelphia

jue. 6/26

6:30 am-10:53 pm

1 stop19h 23m

$383

San FranciscoSalisbury

SFO - SBY

SFOSBY

San Francisco

mar. 7/8

6:21 am-5:00 pm

1 stop7h 39m

Salisbury-Ocean City

mar. 7/15

5:00 am-12:14 pm

1 stop10h 14m

$540

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

lun. 7/21

9:14 pm-10:52 am

1 stop10h 38m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 19 results
1
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Best time to book a flight from San Francisco to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from San Francisco 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 Francisco 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 junio 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Francisco to Delaware to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Francisco 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 Francisco to Delaware?

    For a flight from San Francisco to Delaware, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city.

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

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $134. However, be on the lookout for offers from Frontier and Delta, as they are both options that can get you from San Francisco to Delaware for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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

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Alternative routes for San Francisco to Delaware

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Top airline flying from San Francisco to Delaware

Discover the top airline that operate flights from San Francisco to Delaware. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$227Average$361FlexibilityNo cancel feeOn-time71%

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