$110 Cheap Flights from Seattle (SEA) to Carlsbad (CLD)

View $110 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Carlsbad, CA (CLD-McClellan-Palomar)

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Cheap Flights from Seattle to Carlsbad (SEA-CLD)

Prices were available within the past 7 days and start at $110 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Jan 10 - Thu, Jan 15
SEA
Seattle
CLD
Carlsbad
$179 Roundtrip, found 22 hours ago
$179
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sat, Jan 10 from Seattle to Carlsbad, returning Thu, Jan 15, priced at $179 found 22 hours ago
American Airlines
Wed, Feb 4 - Wed, Feb 11
SEA
Seattle
CLD
Carlsbad
$196 Roundtrip, just found
$196
Roundtrip
just found
Select American Airlines flight, departing Wed, Feb 4 from Seattle to Carlsbad, returning Wed, Feb 11, priced at $196 just found
American Airlines
Thu, Dec 11 - Sat, Dec 13
SEA
Seattle
CLD
Carlsbad
$206 Roundtrip, just found
$206
Roundtrip
just found
Select American Airlines flight, departing Thu, Dec 11 from Seattle to Carlsbad, returning Sat, Dec 13, priced at $206 just found
American Airlines
Sun, Dec 7 - Sat, Dec 13
SEA
Seattle
CLD
Carlsbad
$210 Roundtrip, found 21 hours ago
$210
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sun, Dec 7 from Seattle to Carlsbad, returning Sat, Dec 13, priced at $210 found 21 hours ago
American Airlines
Thu, Dec 4 - Sun, Dec 7
SEA
Seattle
CLD
Carlsbad
$216 Roundtrip, just found
$216
Roundtrip
just found
Select American Airlines flight, departing Thu, Dec 4 from Seattle to Carlsbad, returning Sun, Dec 7, priced at $216 just found
American Airlines
Mon, Jan 12 - Fri, Jan 16
SEA
Seattle
CLD
Carlsbad
$219 Roundtrip, found 20 hours ago
$219
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Mon, Jan 12 from Seattle to Carlsbad, returning Fri, Jan 16, priced at $219 found 20 hours ago
American Airlines
Fri, Nov 28 - Thu, Dec 4
SEA
Seattle
CLD
Carlsbad
$220 Roundtrip, found 3 days ago
$220
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Nov 28 from Seattle to Carlsbad, returning Thu, Dec 4, priced at $220 found 3 days ago
American Airlines
Wed, Nov 19 - Thu, Nov 20
SEA
Seattle
CLD
Carlsbad
$224 Roundtrip, found 6 days ago
$224
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Nov 19 from Seattle to Carlsbad, returning Thu, Nov 20, priced at $224 found 6 days ago
American Airlines
Tue, Dec 9 - Fri, Dec 12
SEA
Seattle
CLD
Carlsbad
$228 Roundtrip, found 6 days ago
$228
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Dec 9 from Seattle to Carlsbad, returning Fri, Dec 12, priced at $228 found 6 days ago
United
Fri, Apr 24 - Mon, Apr 27
SEA
Seattle
CLD
Carlsbad
$347 Roundtrip, found 21 hours ago
$347
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Apr 24 from Seattle to Carlsbad, returning Mon, Apr 27, priced at $347 found 21 hours ago

Alternative airports near Carlsbad

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

Select flight to San Diego Intl. SAN. Cheapest option available. Average driving time to city center is 38 minutes. Flights from $295
SAN
San Diego Intl.
Cheapest
Average driving time to city center38 min
Flights from $295

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD) cost?
Snag a cheap one-way flight from $110 or cheap return flight from $179 from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD)?
The cheapest month to fly from SEA to CLD is January, when demand is low. Off-peak season is generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SEA to CLD flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD)?
There are no daily nonstop flights departing from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from SEA to CLD?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD) route, fly before 3 PM. Later departures are 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.
What airports do you fly into for Carlsbad from Seattle - Tacoma Intl. Airport (SEA)?
If you're departing on a direct flight from Seattle - Tacoma Intl. Airport (SEA) to Carlsbad, you'll land at either San Diego Intl. Airport (SAN) or John Wayne Airport (SNA).
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD) last-minute?
Booking your ticket from SEA to CLD right before your getaway is usually more expensive. But if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a SEA to CLD flight and hotel package?
You can save money by booking a SEA to CLD flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to McClellan-Palomar Airport (CLD)?
Generally, it's possible to cancel or reschedule your SEA to CLD flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
McClellan-Palomar
Airlines serving
American Airlines, United
Roundtrip price
$178
Distance
1023 mi

Book with confidence

Seattle to Carlsbad Flights

The cheapest times to fly from Seattle to Carlsbad

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

 

The best time to book a flight from Seattle to Carlsbad

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

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 Seattle to Carlsbad in 2025. You can also book with separate airlines for your outbound and return journeys, from $110 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 Seattle to Carlsbad 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 Seattle to Carlsbad 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.

 

Seattle to Carlsbad Flights

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*Available to One Key members.