$323+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
COU — SAN
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Columbia to San Diego 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.Cheap flight deals from Columbia to San Diego
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Best
Last-minute
One-way
Cheapest flights from Columbia to San DiegoExplore 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 August 26, 2026.
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 August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/25. 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 -
1 stop6h 53m
Mon 9/2110:46 pm -
1 stop9h 10m
Deal found 8/25![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/159:00 am -
1 stop6h 01m
Sun 9/207:41 pm -
2 stops12h 58m
Deal found 8/23![United Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Wed 9/93:32 pm -
1 stop9h 53m
Sun 9/136:15 am -
1 stop9h 47m
Deal found 8/25![American Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 8/25. 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 10/306:00 am -
1 stop8h 34m
Tue 11/311:50 am -
1 stop8h 25m
Deal found 8/25![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/99:00 am -
2 stops10h 26m
Sat 9/1212:37 pm -
1 stop6h 02m
Deal found 8/24![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/269:00 am -
1 stop7h 50m
Wed 9/306:28 pm -
2 stops14h 11m
Deal found 8/24![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/86:15 am -
1 stop7h 10m
Sat 9/126:15 am -
2 stops12h 24m
Deal found 8/24![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 8/25. 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 10/309:01 am -
2 stops10h 16m
Tue 11/312:39 pm -
1 stop6h 02m
Deal found 8/25![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 8/25. 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 10/2311:15 am -
2 stops10h 53m
Sat 10/316:15 am -
2 stops12h 26m
Deal found 8/25![United Airlines logo]()
$464
Best flights from Columbia to San DiegoDiscover carefully curated flight deals from Columbia to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Columbia to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:00 am -
1 stop7h 11m
Wed 2/1012:45 pm -
1 stop5h 45m
Deal found 8/21![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/39:00 am -
1 stop5h 38m
Mon 2/87:41 pm -
2 stops12h 52m
Deal found 8/21![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/23:16 pm -
2 stops9h 12m
Wed 2/1012:45 pm -
1 stop5h 45m
Deal found 8/21![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/25. 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 2/133:16 pm -
2 stops9h 12m
Wed 2/1711:20 am -
1 stop7h 10m
Deal found 8/25![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/24. 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 2/168:00 am -
2 stops13h 49m
Wed 2/2412:45 pm -
1 stop5h 45m
Deal found 8/24![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/24. 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 2/205:00 am -
1 stop8h 22m
Wed 2/248:50 am -
2 stops10h 43m
Deal found 8/24![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/24. 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 2/195:00 am -
1 stop7h 11m
Tue 2/237:41 pm -
2 stops12h 52m
Deal found 8/24![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/269:00 am -
1 stop7h 50m
Wed 9/306:28 pm -
2 stops14h 11m
Deal found 8/25![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Thu 9/1711:17 am -
2 stops10h 45m
Mon 9/212:15 pm -
1 stop6h 40m
Deal found 8/22![United Airlines logo]()
$424
Last-minute flights from Columbia to San DiegoDiscover last-minute flight deals from Columbia to San Diego. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Columbia to San Diego. Data last updated August 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 8/2912:58 pm -
1 stop8h 13m
Mon 8/312:23 pm -
1 stop6h 05m
Deal found 8/22![American Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/86:15 am -
1 stop7h 10m
Sat 9/126:15 am -
2 stops12h 24m
Deal found 8/24![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Wed 9/93:32 pm -
1 stop9h 53m
Sun 9/136:15 am -
1 stop9h 47m
Deal found 8/25![American Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/99:00 am -
2 stops10h 26m
Sat 9/1212:37 pm -
1 stop6h 02m
Deal found 8/24![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/99:00 am -
1 stop6h 01m
Sun 9/137:41 pm -
2 stops12h 58m
Deal found 8/25![United Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/159:00 am -
1 stop6h 01m
Sun 9/207:41 pm -
2 stops12h 58m
Deal found 8/23![United Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Thu 9/176:32 pm -
1 stop6h 53m
Mon 9/2110:46 pm -
1 stop9h 10m
Deal found 8/21![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/269:00 am -
1 stop7h 50m
Wed 9/306:28 pm -
2 stops14h 11m
Deal found 8/24![United Airlines logo]()
$424
One-way flights from Columbia to San DiegoSearch for one-way flight options from Columbia to San Diego. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Columbia to San Diego. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 10/3112:01 pm -
1 stop9h 01m
Deal found 8/22![American Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 10/319:01 am -
2 stops11h 36m
Deal found 8/22![United Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 8/3110:39 am -
3 stops39h 12m
Deal found 8/25![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/43:26 pm -
2 stops46h 13m
Deal found 8/25![Multiple Airlines logo]()
$347
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/87:00 am -
1 stop5h 29m
Deal found 8/25![American Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/86:15 am -
2 stops14h 20m
Deal found 8/25![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/1211:17 am -
3 stops15h 12m
Deal found 8/25![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/112:43 pm -
1 stop8h 36m
Deal found 8/25![American Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/110:55 am -
2 stops13h 52m
Deal found 8/25![United Airlines logo]()
$504
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 August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $328 (American Airlines) |
One-way from | $323 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $484 |
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 7,457,451 searches. Data last updated August 26, 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
Cheapest round-trip
Quickest round-trip
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Wed 2/3
5:00 am-10:11 am
1 stop7h 11m
San Diego
Wed 2/10
12:45 pm-8:30 pm
1 stop5h 45m
$418
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Wed 2/3
9:00 am-12:38 pm
1 stop5h 38m
San Diego
Mon 2/8
7:41 pm-10:33 am
2 stops12h 52m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Tue 2/2
3:16 pm-10:28 pm
2 stops9h 12m
San Diego
Wed 2/10
12:45 pm-8:30 pm
1 stop5h 45m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Sat 2/13
3:16 pm-10:28 pm
2 stops9h 12m
San Diego
Wed 2/17
11:20 am-8:30 pm
1 stop7h 10m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Tue 2/16
8:00 am-7:49 pm
2 stops13h 49m
San Diego
Wed 2/24
12:45 pm-8:30 pm
1 stop5h 45m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Sat 2/20
5:00 am-11:22 am
1 stop8h 22m
San Diego
Wed 2/24
8:50 am-9:33 pm
2 stops10h 43m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Fri 2/19
5:00 am-10:11 am
1 stop7h 11m
San Diego
Tue 2/23
7:41 pm-10:33 am
2 stops12h 52m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Sat 9/26
9:00 am-2:50 pm
1 stop7h 50m
San Diego
Wed 9/30
6:28 pm-10:39 am
2 stops14h 11m
$424
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Thu 9/17
11:17 am-8:02 pm
2 stops10h 45m
San Diego
Mon 9/21
2:15 pm-10:55 pm
1 stop6h 40m
$424
Cheapest one-way
ColumbiaSan Diego
COU Columbia Regional - SAN San Diego
COUSAN
Columbia Regional
Sat 10/31
12:01 pm-7:02 pm
1 stop9h 01m
$323
Showing 1-10 of 19 resultsSorted 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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
COU-SAN
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
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 August 26, 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.
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
Poway
San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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Columbia and San Diego flights
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Other flights from Columbia
Browse through other flights departing from Columbia. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.
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 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$318 | Average$473 | FlexibilityNo cancel fee | On-time71% |