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$399+ Cheap flights from Twin Falls to San Diego (TWF - SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
TWF — SAN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Twin Falls to San Diego

Cheapest flights from Twin Falls to San Diego
Explore the most affordable flight options available from Twin Falls to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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 5/136:16 am
TWF
-
SAN
1 stop13h 29m
Delta
Mon 5/186:15 am
SAN
-
TWF
1 stop15h 04m
Delta
Deal found 1/27$399
This Delta deal was found by Cheapflights users on 1/27. 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 5/143:26 pm
TWF
-
SAN
1 stop9h 16m
Delta
Mon 5/187:10 pm
SAN
-
TWF
1 stop14h 33m
Delta
Deal found 1/27$404
This Delta deal was found by Cheapflights users on 1/27. 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 5/136:16 am
TWF
-
SAN
1 stop7h 17m
Delta
Sun 5/176:15 am
SAN
-
TWF
1 stop7h 24m
Delta
Deal found 1/27$449
This Delta deal was found by Cheapflights users on 1/27. 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 5/146:16 am
TWF
-
SAN
1 stop18h 26m
Delta
Sun 5/176:15 am
SAN
-
TWF
1 stop7h 24m
Delta
Deal found 1/27$454
This Delta deal was found by Cheapflights users on 1/26. 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.
Sun 3/156:15 am
TWF
-
SAN
1 stop3h 30m
Delta
Thu 3/195:01 pm
SAN
-
TWF
1 stop4h 14m
Delta
Deal found 1/26$604
This Delta deal was found by Cheapflights users on 1/26. 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 5/611:45 am
TWF
-
SAN
1 stop5h 10m
Delta
Mon 5/115:00 pm
SAN
-
TWF
1 stop4h 19m
Delta
Deal found 1/26$761
This Delta deal was found by Cheapflights users on 1/26. 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.
Mon 2/23:35 pm
TWF
-
SAN
1 stop3h 33m
Delta
Mon 2/169:45 am
SAN
-
TWF
1 stop4h 14m
Delta
Deal found 1/26$871

Find flight deals from Twin Falls to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Twin Falls (TWF) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$399
(Delta)
Provider with most accurate pricing for Twin Falls Joslin-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Twin Falls Joslin-San Diego flights.
Search Deals
From Twin Falls Joslin to San Diego
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Twin Falls to San Diego 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 January 27, 2026.
Use the filters below to find and compare flights from Twin Falls to San Diego that are best for you.

Fly from

Twin Falls

Fly to

San Diego

Route

Depart

Return

Price

Twin FallsSan Diego

TWF - SAN

TWFSAN

Twin Falls Joslin

Wed 5/13

6:16 am-6:45 pm

1 stop13h 29m

San Diego

Mon 5/18

6:15 am-10:19 pm

1 stop15h 04m

$399

Twin FallsSan Diego

TWF - SAN

TWFSAN

Twin Falls Joslin

Thu 5/14

3:26 pm-11:42 pm

1 stop9h 16m

San Diego

Mon 5/18

7:10 pm-10:43 am

1 stop14h 33m

$404

Twin FallsSan Diego

TWF - SAN

TWFSAN

Twin Falls Joslin

Wed 5/13

6:16 am-12:33 pm

1 stop7h 17m

San Diego

Sun 5/17

6:15 am-2:39 pm

1 stop7h 24m

$449

Twin FallsSan Diego

TWF - SAN

TWFSAN

Twin Falls Joslin

Thu 5/14

6:16 am-11:42 pm

1 stop18h 26m

San Diego

Sun 5/17

6:15 am-2:39 pm

1 stop7h 24m

$454

Twin FallsSan Diego

TWF - SAN

TWFSAN

Twin Falls Joslin

Sun 3/15

6:15 am-8:45 am

1 stop3h 30m

San Diego

Thu 3/19

5:01 pm-10:15 pm

1 stop4h 14m

$604

Twin FallsSan Diego

TWF - SAN

TWFSAN

Twin Falls Joslin

Wed 5/6

11:45 am-3:55 pm

1 stop5h 10m

San Diego

Mon 5/11

5:00 pm-10:19 pm

1 stop4h 19m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Compare providers for flights from Twin Falls to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Twin Falls to San Diego in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Twin Falls-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Twin Falls-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Twin Falls-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Twin Falls-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Twin Falls-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Twin Falls to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Twin Falls with our price prediction graph.
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.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated January 27, 2026.
Peruse reviews from past customers who have flown with Delta from Twin Falls to San Diego 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.
Delta
7.9
Good
8,118 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,118 reviews
Delta
7.9
Good
8,118 reviews

Crew

8.5

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Twin Falls to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Twin Falls to San Diego?

    Delta can get you from Twin Falls to San Diego in just under 13h 29m. Your travel time can differ by up to . The distance between Twin Falls and San Diego is about 689 mi.

  • What is the cheapest airline to fly from Twin Falls to San Diego round-trip?

    Delta, at $356, was found to be the cheapest airline from Twin Falls to San Diego..

  • Can I find deals for flights from Twin Falls to San Diego that include hotel bookings?

    Yes. In addition to deals on Twin Falls to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Twin Falls to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Twin Falls to San Diego.

  • Can I find deals for business class flights from Twin Falls to San Diego?

    Yes. Cheapflights offers flight deals from Twin Falls to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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Top airline flying from Twin Falls to San Diego

Discover the top airline that operate flights from Twin Falls to San Diego. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$356Average$438FlexibilityNo cancel feeOn-timeN/A

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