$1,037+ 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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
— ILG
16 Mar — 23 Mar1
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 14 February 2026.

Mon 25/509:20
SYD
-
PHL
2 stops26h 13m
Air Canada
Tue 16/610:05
PHL
-
SYD
2 stops55h 15m
Air Canada
Deal found 12/2$1,731
Mon 25/509:10
SYD
-
PHL
1 stop23h 15m
American Airlines
Tue 16/617:43
PHL
-
SYD
1 stop23h 22m
American Airlines
Deal found 12/2$1,743
Thu 19/211:20
SYD
-
PHL
2 stops22h 24m
British Airways
Wed 4/309:24
PHL
-
SYD
1 stop31h 36m
British Airways
Deal found 12/2$1,750
Fri 27/311:20
SYD
-
PHL
1 stop23h 22m
American Airlines
Sun 12/411:15
PHL
-
SYD
1 stop29h 50m
American Airlines
Deal found 13/2$1,818
Thu 5/311:20
SYD
-
PHL
2 stops44h 54m
Multiple Airlines
Thu 12/305:05
PHL
-
SYD
2 stops36h 55m
Multiple Airlines
Deal found 12/2$1,827
Fri 6/311:20
SYD
-
PHL
2 stops43h 27m
Air Canada
Mon 23/315:30
PHL
-
SYD
2 stops26h 05m
Air Canada
Deal found 13/2$1,831
Fri 6/311:20
SYD
-
PHL
2 stops22h 24m
American Airlines
Mon 23/309:28
PHL
-
SYD
1 stop32h 32m
American Airlines
Deal found 13/2$1,837
Thu 18/609:20
SYD
-
PHL
2 stops38h 29m
Air Canada
Sun 28/610:05
PHL
-
SYD
2 stops55h 15m
Air Canada
Deal found 14/2$1,844
Tue 17/311:20
SYD
-
PHL
1 stop33h 31m
American Airlines
Tue 31/316:33
PHL
-
SYD
2 stops24h 32m
American Airlines
Deal found 11/2$1,878

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 14 February 2026.

Return from

$1,731

One-way from

$1,037

Popular in

May

Cheapest in

February

Average price

$1,108
Air Canada
  • Air Canada
  • 25/5-16/6
  • 4 total stops
  • 81h 28m total
  • Sydney to Philadelphia
Search Deals
17/3
  • 17/3
  • 3 total stops
  • 52h 05m total
  • Sydney to Delaware
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($73 potential savings vs. average return price).
Search Deals
Average for return flights in February 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 14 February 2026.
Use the filters below to find and compare flights to Delaware that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 25/5

09:10-18:25

1 stop23h 15m

Philadelphia

Tue 16/6

17:43-07:05

1 stop23h 22m

$1,743

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/3

11:20-00:54

2 stops28h 34m

Philadelphia

Sun 12/4

14:15-07:05

1 stop26h 50m

$1,818

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 5/3

11:20-19:48

1 stop24h 28m

Philadelphia

Thu 12/3

10:45-09:00

1 stop31h 15m

$1,818

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 6/3

11:20-14:47

2 stops43h 27m

Philadelphia

Mon 23/3

15:30-08:35

2 stops26h 05m

$1,831

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 6/3

11:20-23:50

1 stop28h 30m

Philadelphia

Mon 23/3

09:28-09:00

1 stop32h 32m

$1,831

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 18/6

09:20-09:49

2 stops38h 29m

Philadelphia

Sun 28/6

10:05-07:20

2 stops55h 15m

$1,844

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 17/3

11:20-22:59

1 stop26h 39m

Philadelphia

Tue 31/3

10:45-08:05

1 stop30h 20m

$1,878

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 27/3

11:20-00:54

2 stops28h 34m

Philadelphia

Sat 11/4

15:21-07:05

2 stops25h 44m

$1,893

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 17/3

17:00-06:05

3 stops52h 05m

$1,037

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 17/3

17:00-06:05

3 stops52h 05m

$1,037

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 11 results
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 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.

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 $1,348
Etihad Airways
Etihad Airways
From $1,582
Emirates
Emirates
From $1,508
Royal Jordanian
Royal Jordanian
From $1,564

What are the cheapest airlines that fly to Delaware?

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

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, Melbourne offers the quickest one-way flight (22 hours 16 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

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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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