Cheap Flights from Washington (DCA) to Port Lincoln (PLO)

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Port Lincoln, SA (PLO)

Cheap Flights from Washington to Port Lincoln (DCA-PLO)

Prices were available within the past 7 days and start at for one-way flights and $11,464 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Dec 20 - Sat, Jan 3
DCA
Washington
PLO
Port Lincoln
$11,464 Roundtrip, found 2 days ago
$11,464
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 20 from Washington to Port Lincoln, returning Sat, Jan 3, priced at $11,464 found 2 days ago
United
Sat, Dec 20 - Sat, Jan 3
DCA
Washington
PLO
Port Lincoln
$11,468 Roundtrip, found 2 days ago
$11,468
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 20 from Washington to Port Lincoln, returning Sat, Jan 3, priced at $11,468 found 2 days ago
United
Sat, Dec 20 - Sat, Jan 3
DCA
Washington
PLO
Port Lincoln
$11,472 Roundtrip, found 2 days ago
$11,472
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 20 from Washington to Port Lincoln, returning Sat, Jan 3, priced at $11,472 found 2 days ago
United
Sat, Dec 20 - Sat, Jan 3
DCA
Washington
PLO
Port Lincoln
$11,477 Roundtrip, found 2 days ago
$11,477
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 20 from Washington to Port Lincoln, returning Sat, Jan 3, priced at $11,477 found 2 days ago
United
Sat, Dec 20 - Sat, Jan 3
DCA
Washington
PLO
Port Lincoln
$11,898 Roundtrip, found 2 days ago
$11,898
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 20 from Washington to Port Lincoln, returning Sat, Jan 3, priced at $11,898 found 2 days ago
United
Sat, Dec 20 - Sat, Jan 3
DCA
Washington
PLO
Port Lincoln
$11,903 Roundtrip, found 2 days ago
$11,903
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 20 from Washington to Port Lincoln, returning Sat, Jan 3, priced at $11,903 found 2 days ago

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO) cost?
Get a cheap one-way flight or cheap return flight from $11,464 from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO)?
December is the least expensive month to fly from DCA to PLO. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO)?
To find the cheapest airline flying from DCA to PLO, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO)?
You'll need to take a flight with a layover when traveling from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from DCA to PLO?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO)?
Opt for a flight from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO) last-minute?
Last-minute fares from DCA to PLO are typically more expensive. To secure the lowest rates, start looking for flights well in advance. That said, if you're flexible with your travel dates, it's possible to find a cheap fare right before you leave.
Is it cheaper to book a DCA to PLO flight and hotel package?
Compared with arranging flights and hotels separately, booking a DCA to PLO flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the hassle out of travel planning. Simply secure your flights and select from our extensive range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Port Lincoln Airport (PLO)?
Typically, you're able to cancel or reschedule your DCA to PLO flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Port Lincoln
Roundtrip price
$11,463
Distance
10600 mi

Book with confidence

Washington to Port Lincoln Flights

The cheapest times to fly from Washington to Port Lincoln

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Port Lincoln are during the month of December. You can find some of the cheapest flights from Washington to Port Lincoln with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Port Lincoln

Sunday is one of the best days to book for cheap flights from Washington to Port Lincoln: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Port Lincoln

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Port Lincoln in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Port Lincoln flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Port Lincoln airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Port Lincoln Flights

Explore a world of travel with Expedia

*Available to One Key members.