$888+ 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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
— ILG
13 Jun — 20 Jun1
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 May 2026.

Thu 21/509:30
SYD
-
PHL
2 stops23h 25m
United Airlines
Sun 31/513:31
PHL
-
SYD
2 stops27h 24m
United Airlines
Deal found 13/5$1,438
Tue 9/610:20
SYD
-
PHL
2 stops24h 59m
United Airlines
Tue 16/613:31
PHL
-
SYD
2 stops27h 24m
United Airlines
Deal found 11/5$1,440
Mon 1/609:30
SYD
-
PHL
2 stops27h 27m
United Airlines
Mon 8/616:14
PHL
-
SYD
2 stops24h 46m
United Airlines
Deal found 11/5$1,442
Fri 22/509:30
SYD
-
PHL
2 stops23h 48m
United Airlines
Sun 31/513:31
PHL
-
SYD
2 stops27h 24m
United Airlines
Deal found 13/5$1,507
Fri 31/710:20
SYD
-
PHL
1 stop29h 03m
United Airlines
Fri 21/815:48
PHL
-
SYD
2 stops25h 12m
United Airlines
Deal found 13/5$1,577
Wed 27/513:15
SYD
-
PHL
3 stops49h 25m
Multiple Airlines
Mon 1/610:40
PHL
-
SYD
3 stops35h 25m
Multiple Airlines
Deal found 12/5$1,676
Wed 3/610:20
SYD
-
PHL
1 stop20h 57m
Virgin Australia
Wed 17/618:23
PHL
-
SYD
1 stop22h 32m
Virgin Australia
Deal found 9/5$1,723
Mon 1/610:20
SYD
-
PHL
1 stop35h 30m
Virgin Australia
Mon 8/618:23
PHL
-
SYD
1 stop22h 32m
Virgin Australia
Deal found 11/5$1,734
Mon 1/609:15
SYD
-
PHL
2 stops34h 55m
Delta
Mon 8/608:05
PHL
-
SYD
2 stops32h 45m
Delta
Deal found 11/5$1,891
Thu 12/1111:15
SYD
-
PHL
1 stop36h 09m
American Airlines
Mon 16/1109:58
PHL
-
SYD
2 stops28h 57m
American Airlines
Deal found 11/5$1,908
Thu 18/606:05
SYD
-
PHL
3 stops62h 22m
Multiple Airlines
Thu 25/606:30
PHL
-
SYD
3 stops49h 40m
Multiple Airlines
Deal found 11/5$1,919

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 May 2026.

Return from

$1,235

One-way from

$891

Popular in

September

Cheapest in

October

Average price

$2,631
Delta
  • Delta
  • 1/6-8/6
  • 4 total stops
  • 63h 07m total
  • Sydney to Philadelphia
Search Deals
United Airlines
  • United Airlines
  • 20/5
  • 1 total stop
  • 35h 40m total
  • Sydney to Delaware
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($69 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 May 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 3/8

09:30-18:57

2 stops23h 27m

Philadelphia

Mon 24/8

13:35-06:55

2 stops27h 20m

$1,440

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 9/6

10:20-17:17

1 stop20h 57m

Philadelphia

Tue 16/6

09:25-06:55

1 stop31h 30m

$1,440

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 1/6

09:30-22:57

2 stops27h 27m

Philadelphia

Mon 8/6

16:14-07:00

2 stops24h 46m

$1,442

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sat 27/6

09:30-00:57

2 stops29h 27m

Philadelphia

Sat 4/7

06:00-06:55

2 stops58h 55m

$1,507

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Fri 31/7

10:20-01:23

1 stop29h 03m

Philadelphia

Fri 21/8

15:48-07:00

2 stops25h 12m

$1,577
Fastest return journey

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 3/6

10:20-17:17

1 stop20h 57m

Philadelphia

Wed 17/6

18:23-06:55

1 stop22h 32m

$1,723
Cheapest one-way

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 20/5

09:30-12:25

2 stops40h 55m

$891

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 20/5

09:30-12:25

2 stops40h 55m

$891
Fastest single journey

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 24/8

13:15-11:47

3 stops36h 32m

$898

Flights are sorted by cheapest return flights first.

Deals found on 10/5

Sorted by cheapest first

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 20 hours 57 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 $1,317
Etihad Airways
Etihad Airways
From $1,518
Emirates
Emirates
From $1,458
Virgin Australia
Virgin Australia
From $1,021

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, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 57 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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