$1,322+ Cheap flights to Delaware

— ILG
17 Oct — 24 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Delaware in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Delaware

Mon 19/1010:20 -
3 stops50h 12m
Mon 26/1015:20 -
2 stops26h 15m
Deal found 13/9$1,322
Wed 28/1010:20 -
2 stops27h 36m
Wed 4/1115:20 -
2 stops26h 15m
Deal found 13/9$1,347
Thu 5/1111:20 -
2 stops27h 36m
Mon 9/1115:20 -
2 stops26h 15m
Deal found 13/9$1,483
Sun 1/1111:20 -
2 stops27h 36m
Sat 7/1115:20 -
2 stops50h 15m
Deal found 13/9$1,513
Sun 1/1111:20 -
2 stops43h 24m
Sat 7/1113:16 -
3 stops28h 19m
Deal found 13/9$1,549
Wed 28/1010:20 -
3 stops43h 24m
Wed 4/1110:54 -
3 stops30h 41m
Deal found 13/9$1,573
Wed 28/1011:10 -
1 stop24h 28m
Wed 4/1115:55 -
1 stop25h 05m
Deal found 13/9$1,656

Find flight deals to Delaware

Return from

$1,322

One-way from

$1,688

Popular in

September

Cheapest in

July

Average price

$3,421
Air Canada
  • Air Canada
  • 19/10-26/10
  • 5 total stops
  • 76h 27m total
  • Sydney to Philadelphia
Search Deals
25/12-31/12
  • 25/12-31/12
  • 2 total stops
  • 27h 39m total
  • Sydney to Delaware
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($242 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($123 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
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Cheapflights Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Mon 19/10

10:20-21:32

3 stops50h 12m

Philadelphia

Mon 26/10

15:20-08:35

2 stops26h 15m

$1,322

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 1/11

11:20-15:44

2 stops43h 24m

Philadelphia

Sat 7/11

13:16-09:35

3 stops28h 19m

$1,549

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 5/11

11:10-20:14

1 stop25h 04m

Philadelphia

Mon 9/11

19:37-09:00

2 stops45h 23m

$1,670

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 5/11

11:50-22:49

1 stop26h 59m

Philadelphia

Mon 9/11

19:53-07:00

1 stop43h 07m

$1,675

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Wed 28/10

11:50-17:15

1 stop20h 25m

Philadelphia

Wed 4/11

09:45-09:05

2 stops31h 20m

$1,675

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 25/12

11:20-22:59

2 stops27h 39m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,691

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Sun 1/11

11:50-18:15

1 stop21h 25m

Philadelphia

Sat 7/11

18:46-07:00

2 stops44h 14m

$1,751

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 17/12

09:00-00:54

3 stops31h 54m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,833
Fastest return journey

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Fri 25/12

11:20-16:37

1 stop21h 17m

Philadelphia

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,841

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Mon 23/11

10:40-05:43

2 stops35h 03m

Philadelphia

Mon 30/11

07:00-08:30

2 stops33h 30m

$1,990

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Delaware

How long is the flight to Delaware?

On average, a flight from Sydney to Delaware takes 25 hours 15 minutes. Flights to Delaware from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Delaware by month

In terms of precipitation, rainfall in Delaware ranges from 73.0 - 108.0 mm per month. July is typically the wettest month, when rainfall can reach 108.0 mm. February is typically the driest time to visit Delaware when rainfall is around 73.0 mm.

Temperature in Delaware 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

FAQs about flying to Delaware

  • Can I find cheaper flights to Delaware if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Delaware on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Delaware depart from?

    For those looking to save time traveling to Delaware, Sydney Kingsford Smith offers the quickest one-way flight (25 hours 15 minutes).

  • Does Greater Wilmington have car hire?

    Yes. Those touching down at Greater Wilmington can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Greater Wilmington?

    Yes. Greater Wilmington has hotels nearby for those requiring accommodations. Skyways Hotel New Castle, De is the closest property to Greater Wilmington (0.0 km away from Greater Wilmington).

See more FAQs

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How does Cheapflights help users find flights to Delaware?

Deals for Delaware flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Delaware?

Cheapflights helps you find that perfect flight to Delaware by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Delaware with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Delaware, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Delaware become cheaper?

Of course! You can track prices for flights to Delaware and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals to set up your price alerts.

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