$139 Cheap Flights from Carlsbad (CLD) to Washington (DCA)

View $139 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Carlsbad, CA (CLD-McClellan-Palomar) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Carlsbad to Washington (CLD-DCA)

Prices were available within the past 7 days and start at $139 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Nov 22 - Wed, Dec 3
CLD
Carlsbad
DCA
Washington
$237 Roundtrip, found 1 hour ago
$237
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Nov 22 from Carlsbad to Washington, returning Wed, Dec 3, priced at $237 found 1 hour ago
American Airlines
Thu, Nov 20 - Tue, Dec 2
CLD
Carlsbad
DCA
Washington
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Nov 20 from Carlsbad to Washington, returning Tue, Dec 2, priced at $257 found 1 day ago
American Airlines
Thu, Nov 20 - Tue, Dec 2
CLD
Carlsbad
DCA
Washington
$267 Roundtrip, just found
$267
Roundtrip
just found
Select American Airlines flight, departing Thu, Nov 20 from Carlsbad to Washington, returning Tue, Dec 2, priced at $267 just found
American Airlines
Sat, Nov 22 - Thu, Nov 27
CLD
Carlsbad
DCA
Washington
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 22 from Carlsbad to Washington, returning Thu, Nov 27, priced at $272 found 2 days ago
American Airlines
Tue, Nov 4 - Wed, Nov 5
CLD
Carlsbad
DCA
Washington
$277 Roundtrip, found 20 hours ago
$277
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Tue, Nov 4 from Carlsbad to Washington, returning Wed, Nov 5, priced at $277 found 20 hours ago
American Airlines
Fri, Dec 19 - Tue, Dec 23
CLD
Carlsbad
DCA
Washington
$287 Roundtrip, found 6 days ago
$287
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Dec 19 from Carlsbad to Washington, returning Tue, Dec 23, priced at $287 found 6 days ago
American Airlines
Sat, Nov 22 - Fri, Nov 28
CLD
Carlsbad
DCA
Washington
$294 Roundtrip, found 5 days ago
$294
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Nov 22 from Carlsbad to Washington, returning Fri, Nov 28, priced at $294 found 5 days ago
American Airlines
Thu, Jan 1 - Mon, Jan 5
CLD
Carlsbad
DCA
Washington
$297 Roundtrip, just found
$297
Roundtrip
just found
Select American Airlines flight, departing Thu, Jan 1 from Carlsbad to Washington, returning Mon, Jan 5, priced at $297 just found
American Airlines
Thu, Oct 30 - Mon, Nov 3
CLD
Carlsbad
DCA
Washington
$302 Roundtrip, found 2 days ago
$302
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 30 from Carlsbad to Washington, returning Mon, Nov 3, priced at $302 found 2 days ago
American Airlines
Tue, Jan 20 - Fri, Jan 23
CLD
Carlsbad
DCA
Washington
$307 Roundtrip, found 3 days ago
$307
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jan 20 from Carlsbad to Washington, returning Fri, Jan 23, priced at $307 found 3 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $446
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $446
Flights from Carlsbad (CLD) to Washington (DCA)
Origin airport
McClellan-Palomar
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines
Roundtrip price
$236
Distance
2265 mi

Carlsbad to Washington Flights

The cheapest times to fly from Carlsbad to Washington

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 Carlsbad to Washington are during the month of November. You can find some of the cheapest flights from Carlsbad to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Carlsbad to Washington

Sunday is one of the best days to book for cheap flights from Carlsbad to Washington: 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 Carlsbad to Washington

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 Carlsbad to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $139 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 Carlsbad to Washington 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 Carlsbad to Washington 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.

 

Frequently asked questions

How much does a flight from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA) cost?
Lock in a cheap one-way flight from $139 or cheap return flight from $237 from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from CLD to DCA is November, when there's less demand. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from CLD to DCA. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA)?
Direct flights from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CLD to DCA?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA)?
Opt for a flight from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA) last-minute?
Waiting until right before your break to book your flight from CLD to DCA generally means paying more. While it's possible to find some last-minute discounts, there's no guarantee. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a CLD to DCA flight and hotel package?
Compared with arranging hotels and flights separately, booking a CLD to DCA flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from McClellan-Palomar Airport (CLD) to Ronald Reagan Washington National Airport (DCA)?
Usually, it's possible to reschedule or cancel your CLD to DCA flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.