$906+ Cheap flights 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
— ILG
28 Jul — 4 Aug1
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
Explore the most affordable flight options available to Delaware. Find the lowest fares based on data from user searches, with prices last updated on 28 June 2026.

Wed 19/810:20
SYD
-
PHL
2 stops23h 05m
United Airlines
Mon 7/915:05
PHL
-
SYD
2 stops25h 55m
United Airlines
Deal found 25/6$1,447
Wed 19/810:20
SYD
-
PHL
1 stop24h 35m
United Airlines
Wed 2/918:36
PHL
-
SYD
1 stop22h 19m
United Airlines
Deal found 26/6$1,448
Sun 16/810:20
SYD
-
PHL
1 stop21h 10m
United Airlines
Wed 2/915:48
PHL
-
SYD
2 stops25h 12m
United Airlines
Deal found 25/6$1,516
Fri 14/810:20
SYD
-
PHL
1 stop21h 10m
United Airlines
Sun 6/909:27
PHL
-
SYD
1 stop31h 28m
United Airlines
Deal found 26/6$1,518
Mon 17/810:20
SYD
-
PHL
1 stop35h 29m
United Airlines
Fri 4/918:36
PHL
-
SYD
1 stop22h 19m
United Airlines
Deal found 24/6$1,525
Sat 8/809:30
SYD
-
PHL
2 stops29h 27m
United Airlines
Sat 15/818:56
PHL
-
SYD
3 stops46h 04m
United Airlines
Deal found 23/6$1,538
Fri 7/810:20
SYD
-
PHL
1 stop29h 03m
United Airlines
Sat 5/909:27
PHL
-
SYD
1 stop31h 28m
United Airlines
Deal found 28/6$1,586
Fri 14/810:20
SYD
-
PHL
1 stop35h 29m
United Airlines
Sat 5/909:27
PHL
-
SYD
1 stop31h 28m
United Airlines
Deal found 26/6$1,587
Fri 14/810:20
SYD
-
PHL
1 stop24h 35m
United Airlines
Thu 3/906:00
PHL
-
SYD
1 stop34h 55m
United Airlines
Deal found 24/6$1,595
Thu 22/1011:20
SYD
-
PHL
2 stops25h 09m
United Airlines
Mon 26/1018:15
PHL
-
SYD
1 stop24h 05m
United Airlines
Deal found 24/6$1,676

Find flight deals to Delaware

Find the latest flights to Delaware in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 28 June 2026.

Return from

$1,447

One-way from

$906

Popular in

September

Cheapest in

November

Average price

$2,650
United Airlines
  • United Airlines
  • 19/8-1/9
  • 4 total stops
  • 48h 12m total
  • Sydney to Philadelphia
Search Deals
United Airlines
  • United Airlines
  • 7/7
  • 2 total stops
  • 37h 25m total
  • Sydney to Delaware
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($273 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($110 potential savings vs. average return price).
Search Deals
Average for return flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Delaware that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 28 June 2026.
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 - PHL

SYDPHL

Sydney Kingsford Smith

Mon 10/8

09:30-22:29

2 stops26h 59m

Philadelphia

Sun 6/9

15:48-06:55

2 stops25h 07m

$1,447
Fastest return journey

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 11/8

10:20-19:15

1 stop22h 55m

Philadelphia

Mon 7/9

18:36-06:55

1 stop22h 19m

$1,447

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 13/8

10:20-20:55

1 stop24h 35m

Philadelphia

Mon 7/9

18:36-06:55

1 stop22h 19m

$1,447

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 17/8

09:30-19:25

2 stops23h 55m

Philadelphia

Sun 6/9

13:30-06:55

2 stops27h 25m

$1,448

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 18/8

10:20-19:15

1 stop22h 55m

Philadelphia

Sun 6/9

13:30-06:55

2 stops27h 25m

$1,448

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 20/8

10:20-17:30

1 stop21h 10m

Philadelphia

Wed 2/9

10:30-07:00

2 stops30h 30m

$1,454

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 19/8

10:20-19:25

2 stops23h 05m

Philadelphia

Tue 1/9

15:48-06:55

2 stops25h 07m

$1,454

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 19/8

10:20-17:30

1 stop21h 10m

Philadelphia

Tue 8/9

09:27-06:55

1 stop31h 28m

$1,454

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 12/8

10:20-17:30

1 stop21h 10m

Philadelphia

Sun 6/9

13:30-06:55

2 stops27h 25m

$1,454

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 13/8

10:20-17:30

1 stop21h 10m

Philadelphia

Sat 5/9

10:34-07:00

2 stops30h 26m

$1,516

Flights are sorted by cheapest return flights first.

Deals found on 23/6

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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
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 to Delaware

How long is the flight to Delaware?

On average, a flight from Sydney to Delaware takes 23 hours 55 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.

What are the most popular airlines that fly to Delaware?

The most popular airlines flying from Sydney to Delaware are Etihad Airways, Qatar Airways and Emirates.

Qatar Airways
Qatar Airways
From $1,382
Etihad Airways
Etihad Airways
From $1,527
Emirates
Emirates
From $1,532
Virgin Australia
Virgin Australia
From $1,038

What are the cheapest airlines that fly to Delaware?

The cheapest airlines flying from Sydney to Delaware are Virgin Australia, Turkish Airlines and Oman Air.

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 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

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 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 (23 hours 55 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find flights to Delaware

Select your preferred flight destination in Delaware from the list below.
Flights to Wilmington
Flights to Philadelphia

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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