
Popular airlines from SeaTac to Carlsbad
- American Airlines
American Airlines
- Alaska Airlines
Alaska Airlines
- Delta
Delta
- Southwest Airlines
Southwest Airlines
- United
United
- Spirit Airlines
Spirit Airlines
- Frontier Airlines
Frontier Airlines
- Plan, book, fly with confidence
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Today's featured flight deals from SeaTac to Carlsbad
Nonstop
Carry-on included
Lower price than typical
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Sun, Aug 17 at 6:00am from Seattle, arriving at 8:53am in San Diego.Returning on Tue, Aug 26 at 9:30am from San Diego, arriving at 2:10pm in Seattle.Select Alaska Airlines flight departing on Sun, Aug 17 at 6:00am from Seattle, returning on Tue, Aug 26 at 9:30am from San Diego priced at $17645% less than typical$176
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Sun, Aug 10 at 6:00am from Seattle, arriving at 8:53am in San Diego.Returning on Wed, Aug 13 at 8:10am from San Diego, arriving at 2:10pm in Seattle.Select Alaska Airlines flight departing on Sun, Aug 10 at 6:00am from Seattle, returning on Wed, Aug 13 at 8:10am from San Diego priced at $21640% less than typical$216
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Fri, Aug 1 at 7:59pm from Seattle, arriving at 11:00pm in San Diego.Returning on Fri, Aug 8 at 7:05pm from San Diego, arriving at 10:07pm in Seattle.Select Alaska Airlines flight departing on Fri, Aug 1 at 7:59pm from Seattle, returning on Fri, Aug 8 at 7:05pm from San Diego priced at $22725% less than typical$227
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Fri, Aug 15 at 7:00am from Seattle, arriving at 9:50am in San Diego.Returning on Fri, Aug 22 at 6:35am from San Diego, arriving at 9:47am in Seattle.Select Alaska Airlines flight departing on Fri, Aug 15 at 7:00am from Seattle, returning on Fri, Aug 22 at 6:35am from San Diego priced at $19725% less than typical$197
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Wed, Aug 6 at 7:59pm from Seattle, arriving at 11:00pm in San Diego.Returning on Sun, Aug 10 at 7:15am from San Diego, arriving at 10:22am in Seattle.Select Alaska Airlines flight departing on Wed, Aug 6 at 7:59pm from Seattle, returning on Sun, Aug 10 at 7:15am from San Diego priced at $22720% less than typical$227
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Wed, Aug 6 at 9:03pm from Seattle, arriving at 11:59pm in San Diego.Returning on Sun, Aug 10 at 7:15am from San Diego, arriving at 10:22am in Seattle.Select Alaska Airlines flight departing on Wed, Aug 6 at 9:03pm from Seattle, returning on Sun, Aug 10 at 7:15am from San Diego priced at $22720% less than typical$227
- Seattle (SEA) to San Diego (SAN).Alaska Airlines, nonstop.Departing on Wed, Aug 6 at 6:00am from Seattle, arriving at 8:53am in San Diego.Returning on Sun, Aug 10 at 6:15am from San Diego, arriving at 9:16am in Seattle.Select Alaska Airlines flight departing on Wed, Aug 6 at 6:00am from Seattle, returning on Sun, Aug 10 at 6:15am from San Diego priced at $22720% less than typical$227
Cheap Flights from SeaTac to Carlsbad (SEA-SAN)
Prices were available within the past 7 days and start at $53 for one-way flights and $109 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 9 - Sat, Sep 13
SEA
Seattle
SAN
San Diego
$109 Roundtrip, found 5 hours ago
$109
Roundtrip
found 5 hours ago

Tue, Aug 5 - Wed, Aug 6
SEA
Seattle
SAN
San Diego
$114 Roundtrip, just found
$114
Roundtrip
just found

Tue, Sep 9 - Thu, Sep 11
SEA
Seattle
SAN
San Diego
$120 Roundtrip, found 4 hours ago
$120
Roundtrip
found 4 hours ago

Wed, Sep 17 - Tue, Sep 23
PAE
Seattle
SAN
San Diego
$157 Roundtrip, just found
$157
Roundtrip
just found

Wed, Oct 22 - Wed, Oct 22
SEA
Seattle
SAN
San Diego
$161 Roundtrip, found 3 days ago
$161
Roundtrip
found 3 days ago

Sat, Oct 18 - Tue, Oct 21
SEA
Seattle
CLD
Carlsbad
$175 Roundtrip, found 10 hours ago
$175
Roundtrip
found 10 hours ago
Find the cheapest month to fly from Seattle (SEA) to San Diego (SAN)
November is typically the cheapest month to fly
From $81 - $273 per traveler.
Graph displaying average flight prices per month
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