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$934+ 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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
— ILG
15 Jun — 22 Jun1
1 adult

Flights to Delaware in 2025

Find the latest flights to Delaware in 2025, 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 10 June 2025.

Return from

$1,865

One-way from

$934

Popular in

December

Cheapest in

February

Average price

$1,848
Air Canada
  • Air Canada
  • 10/10-10/2
  • 5 total stops
  • 93h 23m total
  • Sydney to Philadelphia
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20/8
  • 20/8
  • 2 total stops
  • 51h 40m total
  • Sydney to Delaware
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Highest demand for flights based on searches. 14% potential increase in price ($547 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($119 potential savings vs. average return price).
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Average for return flights in June 2025
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Find flight deals to Delaware

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 10 June 2025.

Fri 10/1010:20SYD - PHL
2 stops43h 18mAir Canada
Tue 10/215:30PHL - SYD
3 stops50h 05mAir Canada
Deal found 8/6$1,865
Sun 14/909:10SYD - PHL
1 stop22h 32mQantas Airways
Sat 4/1015:40PHL - SYD
1 stop25h 25mQantas Airways
Deal found 9/6$1,940
Sun 14/909:25SYD - PHL
2 stops27h 32mDelta
Sat 4/1014:40PHL - SYD
2 stops25h 55mDelta
Deal found 9/6$1,982
Thu 24/717:45SYD - PHL
1 stop27h 13mMultiple Airlines
Thu 31/707:00PHL - SYD
2 stops34h 30mMultiple Airlines
Deal found 9/6$2,034
Sun 14/909:10SYD - PHL
1 stop27h 18mAmerican Airlines
Sat 4/1015:59PHL - SYD
2 stops25h 06mAmerican Airlines
Deal found 9/6$2,088
Mon 14/711:50SYD - PHL
2 stops40h 18mANA
Sun 27/706:30PHL - SYD
2 stops46h 45mANA
Deal found 8/6$2,404
Mon 14/710:20SYD - PHL
3 stops28h 10mUnited Airlines
Sun 27/717:16PHL - SYD
2 stops23h 44mUnited Airlines
Deal found 9/6$3,054
Mon 14/719:25SYD - PHL
3 stops41h 50mAir Tahiti Nui
Sun 27/706:15PHL - SYD
3 stops42h 55mAir Tahiti Nui
Deal found 9/6$3,295
Wed 23/721:10SYD - PHL
2 stops38h 25mEmirates
Wed 30/712:58PHL - SYD
2 stops38h 22mEmirates
Deal found 8/6$5,550
Tue 7/1009:55SYD - PHL
2 stops51h 59mJapan Airlines
Sun 16/1121:20PHL - SYD
2 stops41h 30mJapan Airlines
Deal found 8/6$9,828
Tue 7/1011:20SYD - PHL
1 stop21h 07mVirgin Australia
Sun 16/1118:25PHL - SYD
1 stop22h 50mVirgin Australia
Deal found 9/6$14,087

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 10 June 2025.
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

Fri 10/10

10:20-14:38

2 stops43h 18m

Philadelphia

Tue 10/2

15:30-09:35

3 stops50h 05m

$1,865

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sun 14/9

09:10-17:42

1 stop22h 32m

Philadelphia

Sat 4/10

15:40-08:05

1 stop25h 25m

$1,940

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sun 14/9

09:25-22:57

2 stops27h 32m

Philadelphia

Sat 4/10

14:40-07:35

2 stops25h 55m

$1,982

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Thu 24/7

17:45-06:58

1 stop27h 13m

Philadelphia

Thu 31/7

07:00-07:30

2 stops34h 30m

$2,034

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Sun 14/9

09:10-22:28

1 stop27h 18m

Philadelphia

Sat 4/10

15:59-08:05

2 stops25h 06m

$2,088

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 14/7

11:50-14:08

2 stops40h 18m

Philadelphia

Sun 27/7

06:30-19:15

2 stops46h 45m

$2,404

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 14/7

10:20-00:30

3 stops28h 10m

Philadelphia

Sun 27/7

17:16-07:00

2 stops23h 44m

$3,054

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Mon 14/7

19:25-23:15

3 stops41h 50m

Philadelphia

Sun 27/7

06:15-15:10

3 stops42h 55m

$3,295

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Wed 23/7

21:10-21:35

2 stops38h 25m

Philadelphia

Wed 30/7

12:58-17:20

2 stops38h 22m

$5,550

SydneyPhiladelphia

SYD - PHL

SYDPHL

Sydney Kingsford Smith

Tue 7/10

09:55-22:54

2 stops51h 59m

Philadelphia

Sun 16/11

21:20-06:50

2 stops41h 30m

$9,828

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 17 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 22 hours 24 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).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Delaware. Reviews last updated 10 June 2025.
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Crew

9.0

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
64 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Crew

9.0

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very Good
1,489 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Crew

9.0

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very Good
878 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Crew

9.0

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Emirates
8.1
Very Good
3,264 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Crew

9.0

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very Good
7,951 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Crew

9.0

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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 (21 hours 8 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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