$1,743+ Cheap flights to Delaware

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/2. Fares are subject to change and may not be available on all flights or dates of travel.
— ILG
8 fev — 15 fev1
1 adult
1 adult, Economy, 0 bags

Flights to Delaware in 2026

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 9 janeiro 2026.

Return from

$1,870

Popular in

May

Cheapest in

February

Average price

$1,967
Air Canada
  • Air Canada
  • 3/2-11/2
  • 4 total stops
  • 69h 32m total
  • Sydney to Philadelphia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($176 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($82 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
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Find flight deals to Delaware

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 9 janeiro 2026.

qui 5/211:20SYD - PHL
2 stops43h 27mAir Canada
qui 19/207:50PHL - SYD
2 stops33h 45mAir Canada
Deal found 6/1$1,812
ter 3/211:20SYD - PHL
2 stops43h 27mAir Canada
qua 11/215:30PHL - SYD
2 stops26h 05mAir Canada
Deal found 7/1$1,870
qui 19/211:20SYD - PHL
2 stops43h 27mAir Canada
seg 23/207:50PHL - SYD
2 stops33h 45mAir Canada
Deal found 5/1$1,952
qui 5/311:20SYD - PHL
2 stops43h 27mAir Canada
ter 19/510:05PHL - SYD
2 stops31h 15mAir Canada
Deal found 5/1$1,985
qui 14/518:00SYD - PHL
2 stops49h 40mMultiple Airlines
qua 12/819:04PHL - SYD
2 stops49h 21mMultiple Airlines
Deal found 6/1$2,001
sáb 7/311:20SYD - PHL
2 stops27h 26mAir Canada
ter 19/510:05PHL - SYD
2 stops31h 15mAir Canada
Deal found 5/1$2,034
ter 3/206:20SYD - PHL
3 stops32h 26mMultiple Airlines
qua 11/206:00PHL - SYD
3 stops35h 35mMultiple Airlines
Deal found 7/1$2,073

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 9 janeiro 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

ter 3/2

11:20-14:47

2 stops43h 27m

Philadelphia

qua 11/2

15:30-09:35

2 stops26h 05m

$1,870

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qui 19/2

11:20-14:47

2 stops43h 27m

Philadelphia

seg 23/2

07:50-09:35

2 stops33h 45m

$1,952

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qui 5/3

11:20-14:47

2 stops43h 27m

Philadelphia

ter 19/5

10:05-07:20

2 stops31h 15m

$1,985

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

sáb 7/3

11:20-22:46

2 stops27h 26m

Philadelphia

qui 21/5

10:05-07:20

2 stops31h 15m

$2,034

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

sáb 7/3

11:20-22:46

2 stops27h 26m

Philadelphia

ter 19/5

10:05-07:20

2 stops31h 15m

$2,034

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

ter 3/2

06:20-22:46

3 stops32h 26m

Philadelphia

qua 11/2

06:00-09:35

3 stops35h 35m

$2,073

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

sex 6/3

11:20-22:46

2 stops27h 26m

Philadelphia

qui 21/5

10:05-07:20

2 stops31h 15m

$2,079

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

sex 6/3

21:40-17:20

2 stops35h 40m

Philadelphia

qua 20/5

07:00-18:50

2 stops45h 50m

$2,125

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qui 26/2

11:35-17:20

2 stops45h 45m

$4,087

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

qui 26/2

11:35-17:20

2 stops45h 45m

$4,087

Flights are sorted by cheapest return flights first.

Deals found on 8/1

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 20 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.

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 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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