$111+ Cheap flights from Austin (AUS) to Carlsbad, CA, CA
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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — LAX
Mar 6 — Mar 131
1 adult, Economy
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Find cheap flights from Austin to Carlsbad with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Austin Bergstrom to Carlsbad are usually found in June or August, booked 73 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Austin to Carlsbad
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Best
Last-minute
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Cheapest flights from Austin to CarlsbadExplore the most affordable flight options available from Austin to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from Austin to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/251:59 pm
AUS
- LAX
Nonstop3h 31m
Delta
Tue 3/38:00 am
LAX
- AUS
Nonstop3h 04m
Delta
Deal found 2/2![Delta logo]()
$231
This Expedia deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:30 am
AUS
- LAX
1 stop16h 48m
Frontier
Thu 2/129:16 pm
LAX
- AUS
1 stop11h 03m
Frontier
Deal found 2/2![Frontier logo]()
$232
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:15 am
AUS
- LAX
1 stop18h 35m
Spirit Airlines
Mon 2/161:05 am
LAX
- AUS
2 stops17h 48m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/98:22 pm
AUS
- LAX
1 stop6h 08m
Frontier
Sat 2/142:31 pm
LAX
- AUS
1 stop7h 45m
Frontier
Deal found 2/2![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:59 pm
AUS
- LAX
1 stop10h 50m
Frontier
Sun 2/229:21 pm
LAX
- AUS
1 stop11h 16m
Frontier
Deal found 2/3![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:10 am
AUS
- LAX
2 stops18h 30m
Multiple Airlines
Sat 3/79:12 am
LAX
- AUS
1 stop7h 52m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:00 pm
AUS
- LAX
1 stop7h 36m
Multiple Airlines
Sun 4/121:11 am
LAX
- AUS
2 stops21h 13m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/134:14 pm
AUS
- LAX
1 stop22h 45m
Frontier
Sun 3/159:28 pm
LAX
- AUS
1 stop19h 21m
Frontier
Deal found 2/3![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1910:45 pm
AUS
- LAX
2 stops19h 12m
Frontier
Thu 3/266:15 am
LAX
- AUS
1 stop13h 35m
Frontier
Deal found 2/2![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:12 pm
AUS
- LAX
1 stop24h 33m
Multiple Airlines
Mon 2/2311:59 pm
LAX
- AUS
1 stop18h 54m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$240
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:59 pm
AUS
- LAX
1 stop7h 31m
United Airlines
Tue 3/39:40 am
LAX
- AUS
Nonstop2h 55m
United Airlines
Deal found 2/1![United Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:45 am
AUS
- LAX
1 stop6h 04m
Frontier
Thu 3/266:15 am
LAX
- AUS
1 stop13h 35m
Frontier
Deal found 2/3![Frontier logo]()
$242
Best flights from Austin to CarlsbadDiscover carefully curated flight deals from Austin to Carlsbad that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from Austin to Carlsbad that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:20 am
AUS
- LAX
Nonstop3h 35m
Delta
Wed 3/45:00 pm
LAX
- AUS
Nonstop3h 09m
Delta
Deal found 2/1![Delta logo]()
$231
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:17 pm
AUS
- LAX
1 stop6h 41m
United Airlines
Wed 3/114:45 pm
LAX
- AUS
Nonstop2h 54m
United Airlines
Deal found 2/2![United Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:55 pm
AUS
- LAX
Nonstop3h 30m
Southwest
Fri 3/65:05 am
LAX
- AUS
Nonstop2h 50m
Southwest
Deal found 2/1![Southwest logo]()
$274
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:25 pm
AUS
- LAX
Nonstop3h 34m
Delta
Mon 4/137:35 am
LAX
- AUS
Nonstop2h 50m
Delta
Deal found 2/3![Delta logo]()
$284
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:50 am
AUS
- LAX
1 stop8h 10m
Southwest
Wed 3/116:30 am
LAX
- AUS
2 stops6h 00m
Southwest
Deal found 2/2![Southwest logo]()
$286
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:10 pm
AUS
- LAX
Nonstop3h 23m
United Airlines
Mon 4/64:45 pm
LAX
- AUS
Nonstop2h 57m
United Airlines
Deal found 2/1![United Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:10 pm
AUS
- LAX
Nonstop3h 29m
Delta
Tue 4/216:46 pm
LAX
- AUS
Nonstop2h 49m
Delta
Deal found 2/3![Delta logo]()
$284
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:00 pm
AUS
- LAX
Nonstop3h 20m
Southwest
Thu 4/236:00 am
LAX
- AUS
1 stop4h 50m
Southwest
Deal found 2/2![Southwest logo]()
$290
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:25 pm
AUS
- LAX
Nonstop3h 34m
Delta
Mon 3/1610:30 am
LAX
- AUS
Nonstop3h 08m
Delta
Deal found 2/2![Delta logo]()
$291
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:10 am
AUS
- LAX
Nonstop3h 30m
Southwest
Thu 3/268:10 pm
LAX
- AUS
Nonstop2h 50m
Southwest
Deal found 2/2![Southwest logo]()
$291
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:20 pm
AUS
- LAX
Nonstop3h 20m
Delta
Mon 4/201:16 pm
LAX
- AUS
Nonstop2h 58m
Delta
Deal found 2/3![Delta logo]()
$291
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:20 pm
AUS
- LAX
Nonstop3h 20m
Delta
Sat 5/910:04 am
LAX
- AUS
Nonstop3h 06m
Delta
Deal found 2/2![Delta logo]()
$291
Last-minute flights from Austin to CarlsbadDiscover last-minute flight deals from Austin to Carlsbad. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Carlsbad. Data last updated February 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/98:22 pm
AUS
- LAX
1 stop6h 08m
Frontier
Sat 2/142:31 pm
LAX
- AUS
1 stop7h 45m
Frontier
Deal found 2/2![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/98:22 pm
AUS
- LAX
2 stops14h 00m
Multiple Airlines
Wed 2/186:33 pm
LAX
- AUS
1 stop14h 56m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:30 am
AUS
- LAX
1 stop6h 46m
Frontier
Thu 2/129:16 pm
LAX
- AUS
1 stop11h 03m
Frontier
Deal found 2/3![Frontier logo]()
$239
This Expedia deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:30 am
AUS
- LAX
1 stop16h 48m
Frontier
Thu 2/129:16 pm
LAX
- AUS
1 stop11h 03m
Frontier
Deal found 2/2![Frontier logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:30 am
AUS
- LAX
2 stops11h 08m
Frontier
Thu 2/199:16 pm
LAX
- AUS
1 stop11h 03m
Frontier
Deal found 2/2![Frontier logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/129:59 pm
AUS
- LAX
1 stop10h 50m
Frontier
Tue 2/174:40 pm
LAX
- AUS
2 stops40h 49m
Frontier
Deal found 2/2![Frontier logo]()
$255
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:15 am
AUS
- LAX
1 stop18h 35m
Spirit Airlines
Mon 2/161:05 am
LAX
- AUS
2 stops17h 48m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:15 am
AUS
- LAX
1 stop18h 35m
Multiple Airlines
Wed 2/189:12 am
LAX
- AUS
2 stops12h 01m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/143:57 pm
AUS
- LAX
1 stop17h 29m
Frontier
Wed 2/186:33 pm
LAX
- AUS
2 stops12h 48m
Frontier
Deal found 2/2![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/143:57 pm
AUS
- LAX
1 stop17h 29m
Multiple Airlines
Thu 2/199:12 am
LAX
- AUS
2 stops9h 52m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/143:57 pm
AUS
- LAX
1 stop18h 18m
Multiple Airlines
Mon 2/169:21 pm
LAX
- AUS
2 stops23h 52m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$259
One-way flights from Austin to CarlsbadSearch for one-way flight options from Austin to Carlsbad. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from Austin to Carlsbad. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:15 am
AUS
- LAX
2 stops26h 00m
Spirit Airlines
Deal found 1/31![Spirit Airlines logo]()
$111
This Mytrip deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:12 am
AUS
- LAX
2 stops26h 48m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:53 pm
AUS
- LAX
2 stops18h 22m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:58 pm
AUS
- LAX
2 stops18h 59m
Frontier
Deal found 1/31![Frontier logo]()
$115
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:30 am
AUS
- LAX
Nonstop3h 38m
United Airlines
Deal found 2/2![United Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:45 am
AUS
- LAX
2 stops13h 16m
Frontier
Deal found 2/2![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:00 am
AUS
- LAX
2 stops8h 30m
Frontier
Deal found 2/2![Frontier logo]()
$118
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1210:22 am
AUS
- LAX
1 stop5h 30m
Frontier
Deal found 2/3![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:30 am
AUS
- LAX
1 stop16h 48m
Frontier
Deal found 2/3![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:45 pm
AUS
- LAX
2 stops34h 35m
Frontier
Deal found 2/1![Frontier logo]()
$121
This Expedia deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:00 am
AUS
- LAX
1 stop9h 15m
Frontier
Deal found 2/2![Frontier logo]()
$122
Find flight deals from Austin to Carlsbad
Keep the following information in mind while searching for Austin to Carlsbad flight deals. Data was last updated February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $231 (Delta) |
One-way from | $111 (Kiwi.com) |
Popular in | December |
Cheapest in | June |
Average price | $311 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Carlsbad that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Austin to Carlsbad that are best for you.
Fly from
Austin
Fly to
Carlsbad
Route
Depart
Return
Price
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 2/25
7:20 am-8:55 am
Nonstop3h 35m
Los Angeles
Wed 3/4
5:00 pm-10:09 pm
Nonstop3h 09m
$231
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 3/4
12:17 pm-4:58 pm
1 stop6h 41m
Los Angeles
Wed 3/11
4:45 pm-9:39 pm
Nonstop2h 54m
$271
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 3/4
6:55 pm-8:25 pm
Nonstop3h 30m
Los Angeles
Fri 3/6
5:05 am-9:55 am
Nonstop2h 50m
$274
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 4/1
7:25 pm-8:59 pm
Nonstop3h 34m
Los Angeles
Mon 4/13
7:35 am-12:25 pm
Nonstop2h 50m
$284
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 3/25
1:10 pm-2:39 pm
Nonstop3h 29m
Los Angeles
Tue 4/21
6:46 pm-11:35 pm
Nonstop2h 49m
$284
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 3/4
8:50 am-3:00 pm
1 stop8h 10m
Los Angeles
Wed 3/11
6:30 am-2:30 pm
2 stops6h 00m
$286
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Tue 4/21
8:00 pm-9:20 pm
Nonstop3h 20m
Los Angeles
Thu 4/23
6:00 am-12:50 pm
1 stop4h 50m
$290
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Tue 3/31
2:10 pm-3:33 pm
Nonstop3h 23m
Los Angeles
Mon 4/6
4:45 pm-9:42 pm
Nonstop2h 57m
$291
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Wed 3/11
7:25 pm-8:59 pm
Nonstop3h 34m
Los Angeles
Mon 3/16
10:30 am-3:38 pm
Nonstop3h 08m
$291
AustinLos Angeles
AUS - LAX
AUSLAX
Austin Bergstrom
Thu 3/19
5:10 am-6:40 am
Nonstop3h 30m
Los Angeles
Thu 3/26
8:10 pm-1:00 am
Nonstop2h 50m
$291
Showing 1-10 of 24 results
Best time to book a flight from Austin to Carlsbad
Have a flexible travel schedule? Discover the best time to fly to Carlsbad from Austin with our price prediction graph.
AUS-LAX
Estimated round-trip 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 from Austin to Carlsbad
AUS-C4D
AUS-LAX
How far ahead should I book a flight from Austin to Carlsbad?
Use this chart to determine the optimal time to book a round-trip flight from Austin to Carlsbad. Price data was last updated on January 30, 2026.
The best time to book flights from Austin to Carlsbad is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Austin to Carlsbad?
Currently, September is the cheapest month in which you can book a flight from Austin to Carlsbad (average of $61). Flying from Austin to Carlsbad in February is currently the most expensive (average of $102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from AUS to C4D?
Find hourly flight availability from Austin to Carlsbad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 4, 2026.
It’s optimal to fly from Austin to Carlsbad in the evening. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Austin to Carlsbad?
Use this chart to determine the cheapest time to fly round-trip from Austin to Carlsbad. Price data was last updated on January 31, 2026.
Travelers seeking maximum savings on their Austin to Carlsbad flight should consider departing on Monday at noon when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Austin to Carlsbad
Explore weekly flight availability from Austin to Carlsbad. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 4, 2026.
The most flights from AUS to C4D are scheduled on a Monday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).
How much does it cost to fly round-trip from Austin to Carlsbad?
Reviews of airlines servicing Carlsbad
Get insights into the airlines that provide service to Carlsbad. 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 Carlsbad. Reviews last updated February 4, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Austin to Carlsbad to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Related info for your journey
Find useful and relevant information for your journey from Austin to Carlsbad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Austin to Carlsbad
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Carlsbad by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Carlsbad by cabin class
Find flights from Austin to Carlsbad, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Carlsbad flights
Browse other Austin and Carlsbad flight options. Last updated on February 4, 2026.
Other flights from Austin
Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on February 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Austin to Carlsbad flights
Consider these flights traveling from Austin to Carlsbad.
Top 9 airlines flying from Austin to Carlsbad
Discover the top 9 airlines that operate flights from Austin to Carlsbad. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$178 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$71 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$288 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$118 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$167 | Average$444 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$176 | Average$373 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$181 | Average$399 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$191 | Average$397 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$218 | Average$278 | FlexibilityNo cancel fee | On-time62% |