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$318+ Cheap flights from Columbia, MO to San Diego (COU - SAN)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
COU — SAN
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Columbia to San Diego

Cheapest flights from Columbia to San Diego
Explore the most affordable flight options available from Columbia to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:32 pm
COU
-
SAN
1 stop6h 53m
American Airlines
Mon 9/2110:46 pm
SAN
-
COU
1 stop9h 10m
American Airlines
Deal found 7/19$318
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Fri 8/219:00 am
COU
-
SAN
2 stops10h 26m
United Airlines
Fri 8/282:15 pm
SAN
-
COU
1 stop6h 40m
United Airlines
Deal found 7/22$334
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:17 pm
COU
-
SAN
1 stop5h 46m
American Airlines
Mon 8/172:23 pm
SAN
-
COU
1 stop6h 05m
American Airlines
Deal found 7/22$353
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sat 8/153:12 pm
COU
-
SAN
1 stop8h 58m
United Airlines
Tue 8/1810:40 pm
SAN
-
COU
1 stop9h 36m
United Airlines
Deal found 7/20$408
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:26 pm
COU
-
SAN
1 stop6h 33m
American Airlines
Sat 8/86:15 am
SAN
-
COU
1 stop9h 42m
American Airlines
Deal found 7/21$423

Find flight deals from Columbia to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Columbia (COU) 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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(American Airlines)

One-way from

$318
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$508
Provider with most accurate pricing for Columbia Regional-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Columbia Regional-San Diego flights.
Search Deals
From Columbia Regional to San Diego
Search Deals
One-way flight from Columbia Regional to San Diego
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbia 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 July 24, 2026.
Use the filters below to find and compare flights from Columbia to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Wed 1/6

9:00 am-2:53 pm

1 stop7h 53m

San Diego

Thu 1/14

11:20 am-10:58 pm

2 stops9h 38m

$324
Quickest round-trip

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Fri 8/21

9:00 am-5:26 pm

2 stops10h 26m

San Diego

Fri 8/28

2:15 pm-10:55 pm

1 stop6h 40m

$334

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Sat 8/15

3:12 pm-10:10 pm

1 stop8h 58m

San Diego

Tue 8/18

10:40 pm-10:16 am

1 stop9h 36m

$408

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Mon 8/10

3:25 pm-11:54 pm

2 stops10h 29m

San Diego

Mon 8/17

10:40 pm-10:16 am

1 stop9h 36m

$474
Cheapest one-way
Quickest one-way

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Thu 10/15

5:14 pm-11:38 pm

1 stop8h 24m

$318

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Thu 10/15

9:00 am-5:26 pm

2 stops10h 26m

$349

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Sun 10/25

6:30 pm-1:42 pm

2 stops21h 12m

$477

ColumbiaSan Diego

COU - SAN

COUSAN

Columbia Regional

Sat 8/1

5:19 pm-11:59 pm

1 stop8h 40m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Sorted by cheapest first

Compare providers for flights from Columbia 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 Columbia to San Diego in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Columbia, Missouri-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Columbia, Missouri-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Columbia, Missouri-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbia, Missouri-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 Columbia, Missouri-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 Columbia to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from Columbia to San Diego

How much does it cost to fly round-trip from Columbia, Missouri to San Diego?

Airfare is below average for this route at the moment.

Columbia, Missouri to San Diego flights typically cost between $404 and $687 in September.
The cheapest round-trip price found within the last 5 days was $318 on American Airlines (Sep 17-Sep 21).

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 July 24, 2026.
See what other customers who have flown with United Airlines and American Airlines from Columbia to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,026 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
10,026 reviews
United Airlines
7.4
Good
10,026 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
American Airlines
7.1
Good
11,842 reviews
United Airlines
7.4
Good
10,026 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from Columbia 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 Columbia, Missouri to San Diego?

    A quick flight from Columbia, Missouri to San Diego can take about 7h 53m. United Airlines provides one of the quickest options available for as low as $324. Columbia, Missouri and San Diego are separated by a distance of 1456 mi.

  • What are the cheapest airlines flying from Columbia, Missouri to San Diego round-trip?

    Our cheapest airline available from Columbia, Missouri to San Diego is United Airlines. Our recent data shows that you can find tickets from as low as $288 on this airline. An additional option worth looking into is American Airlines, starting at $318. United Airlines is currently priced 38% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Columbia 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
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove

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Top 2 airlines flying from Columbia to San Diego

Discover the top 2 airlines that operate flights from Columbia 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 July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$378FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$476FlexibilityNo cancel feeOn-time71%

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