$67+ Cheap flights from Kansas City to San Diego (MCI - 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — SAN
May 22 — May 291
Round-trip
1 adult, Economy
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Find cheap flights from Kansas City 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.Cheapflights Tip: The best prices from Kansas City to San Diego are usually found in July or October, booked 82 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Kansas City to San Diego
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Best
Last-minute
One-way
Cheapest flights from Kansas City to San DiegoExplore the most affordable flight options available from Kansas City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.
Explore the most affordable flight options available from Kansas City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.
This CheapOair deal was found by Cheapflights users on 4/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:34 pm
MCI
- SAN
1 stop20h 08m
Frontier
Sun 5/106:25 am
SAN
- MCI
1 stop5h 24m
Frontier
Deal found 4/21![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Mon 5/2510:07 pm
SAN
- MCI
2 stops37h 42m
Frontier
Deal found 4/21![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Sun 5/246:25 am
SAN
- MCI
1 stop29h 24m
Frontier
Deal found 4/21![Frontier logo]()
$240
This CheapOair deal was found by Cheapflights users on 4/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:45 pm
MCI
- SAN
1 stop12h 08m
Frontier
Tue 6/1610:04 am
SAN
- MCI
1 stop24h 56m
Frontier
Deal found 4/17![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/82:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Sun 5/101:38 pm
SAN
- MCI
2 stops22h 11m
Frontier
Deal found 4/17![Frontier logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 6/12:34 pm
MCI
- SAN
1 stop20h 08m
Frontier
Fri 6/51:38 pm
SAN
- MCI
2 stops22h 11m
Frontier
Deal found 4/18![Frontier logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:34 pm
MCI
- SAN
2 stops29h 25m
Frontier
Tue 5/126:25 am
SAN
- MCI
1 stop29h 24m
Frontier
Deal found 4/19![Frontier logo]()
$245
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:32 am
MCI
- SAN
1 stop9h 29m
Delta
Sun 5/246:30 am
SAN
- MCI
1 stop8h 20m
Delta
Deal found 4/21![Delta logo]()
$247
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:40 pm
MCI
- SAN
1 stop6h 03m
Delta
Sun 6/710:30 pm
SAN
- MCI
1 stop9h 01m
Delta
Deal found 4/21![Delta logo]()
$248
This Frontier deal was found by Cheapflights users on 4/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Tue 5/266:25 am
SAN
- MCI
1 stop5h 24m
Frontier
Deal found 4/21![Frontier logo]()
$250
This Expedia deal was found by Cheapflights users on 4/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:15 pm
MCI
- SAN
1 stop11h 44m
Frontier
Thu 4/306:25 am
SAN
- MCI
1 stop5h 05m
Frontier
Deal found 4/20![Frontier logo]()
$251
This Frontier deal was found by Cheapflights users on 4/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/72:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Sun 5/106:25 am
SAN
- MCI
1 stop5h 24m
Frontier
Deal found 4/21![Frontier logo]()
$252
Best flights from Kansas City to San DiegoDiscover carefully curated flight deals from Kansas City to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
Discover carefully curated flight deals from Kansas City to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:40 am
MCI
- SAN
1 stop7h 37m
Delta
Sun 6/710:30 pm
SAN
- MCI
1 stop9h 01m
Delta
Deal found 4/22![Delta logo]()
$248
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:00 am
MCI
- SAN
1 stop5h 15m
United Airlines
Sun 5/106:15 am
SAN
- MCI
2 stops8h 00m
United Airlines
Deal found 4/19![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 4/18. 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.
Sat 7/116:25 pm
MCI
- SAN
1 stop6h 05m
Southwest
Tue 7/218:40 am
SAN
- MCI
2 stops6h 20m
Southwest
Deal found 4/18![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2510:36 am
MCI
- SAN
1 stop8h 20m
Delta
Mon 6/291:36 pm
SAN
- MCI
1 stop7h 33m
Delta
Deal found 4/19![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:17 pm
MCI
- SAN
1 stop5h 45m
United Airlines
Sat 5/910:55 am
SAN
- MCI
2 stops7h 46m
United Airlines
Deal found 4/19![United Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:28 am
MCI
- SAN
1 stop8h 32m
Delta
Fri 7/1710:17 pm
SAN
- MCI
1 stop9h 27m
Delta
Deal found 4/21![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 4/18. 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 6/77:00 am
MCI
- SAN
1 stop7h 38m
Delta
Thu 6/112:31 pm
SAN
- MCI
1 stop7h 28m
Delta
Deal found 4/18![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 4/17. 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 5/146:00 am
MCI
- SAN
1 stop5h 15m
United Airlines
Wed 5/206:20 am
SAN
- MCI
2 stops7h 55m
United Airlines
Deal found 4/17![United Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 4/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:35 pm
MCI
- SAN
1 stop6h 25m
Southwest
Mon 5/186:40 am
SAN
- MCI
Nonstop3h 10m
Southwest
Deal found 4/21![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/243:49 pm
MCI
- SAN
1 stop5h 27m
Delta
Thu 7/92:18 pm
SAN
- MCI
1 stop7h 39m
Delta
Deal found 4/22![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:10 am
MCI
- SAN
1 stop10h 28m
Delta
Mon 5/48:00 am
SAN
- MCI
1 stop7h 41m
Delta
Deal found 4/20![Delta logo]()
$368
Last-minute flights from Kansas City to San DiegoDiscover last-minute flight deals from Kansas City to San Diego. Data last updated April 22, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to San Diego. Data last updated April 22, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:15 pm
MCI
- SAN
1 stop11h 44m
Frontier
Thu 4/306:25 am
SAN
- MCI
1 stop5h 05m
Frontier
Deal found 4/20![Frontier logo]()
$251
This American Airlines deal was found by Cheapflights users on 4/19. 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.
Mon 5/48:01 pm
MCI
- SAN
1 stop5h 55m
American Airlines
Sat 5/96:15 am
SAN
- MCI
1 stop9h 11m
American Airlines
Deal found 4/19![American Airlines logo]()
$254
This CheapOair deal was found by Cheapflights users on 4/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:34 pm
MCI
- SAN
1 stop20h 08m
Frontier
Sun 5/106:25 am
SAN
- MCI
1 stop5h 24m
Frontier
Deal found 4/21![Frontier logo]()
$237
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 5/75:35 am
MCI
- SAN
1 stop8h 53m
American Airlines
Mon 5/114:32 pm
SAN
- MCI
1 stop5h 27m
American Airlines
Deal found 4/22![American Airlines logo]()
$248
This Frontier deal was found by Cheapflights users on 4/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/72:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Sun 5/106:25 am
SAN
- MCI
1 stop5h 24m
Frontier
Deal found 4/21![Frontier logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/82:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Sun 5/101:38 pm
SAN
- MCI
2 stops22h 11m
Frontier
Deal found 4/17![Frontier logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:34 pm
MCI
- SAN
2 stops29h 25m
Frontier
Tue 5/126:25 am
SAN
- MCI
1 stop29h 24m
Frontier
Deal found 4/19![Frontier logo]()
$245
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:32 am
MCI
- SAN
1 stop9h 29m
Delta
Sun 5/246:30 am
SAN
- MCI
1 stop8h 20m
Delta
Deal found 4/21![Delta logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Mon 5/2510:07 pm
SAN
- MCI
2 stops37h 42m
Frontier
Deal found 4/21![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Sun 5/246:25 am
SAN
- MCI
1 stop29h 24m
Frontier
Deal found 4/21![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 4/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Tue 5/266:25 am
SAN
- MCI
1 stop5h 24m
Frontier
Deal found 4/21![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/292:34 pm
MCI
- SAN
2 stops26h 57m
Frontier
Mon 6/16:25 am
SAN
- MCI
1 stop29h 24m
Frontier
Deal found 4/17![Frontier logo]()
$255
One-way flights from Kansas City to San DiegoSearch for one-way flight options from Kansas City to San Diego. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
Search for one-way flight options from Kansas City to San Diego. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/132:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/19![Frontier logo]()
$67
This Trip.com deal was found by Cheapflights users on 4/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/18![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/162:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/18![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 4/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/19![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 6/62:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/18![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/202:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/18![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/262:34 pm
MCI
- SAN
1 stop20h 08m
Frontier
Deal found 4/18![Frontier logo]()
$101
This Super.com deal was found by Cheapflights users on 4/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/72:34 pm
MCI
- SAN
1 stop20h 08m
Frontier
Deal found 4/20![Frontier logo]()
$105
This Expedia deal was found by Cheapflights users on 4/18. 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 5/62:34 pm
MCI
- SAN
1 stop11h 16m
Frontier
Deal found 4/18![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/192:34 pm
MCI
- SAN
2 stops26h 57m
Frontier
Deal found 4/22![Frontier logo]()
$107
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:32 am
MCI
- SAN
1 stop9h 29m
Delta
Deal found 4/21![Delta logo]()
$109
Find flight deals from Kansas City to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) 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 April 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (CheapOair) |
One-way from | $67 (Kiwi.com) |
Popular in | March |
Cheapest in | July |
Average price | $328 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kansas City 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 April 22, 2026.
Use the filters below to find and compare flights from Kansas City to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Thu 6/4
6:40 am-12:17 pm
1 stop7h 37m
San Diego
Sun 6/7
10:30 pm-9:31 am
1 stop9h 01m
$248
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Thu 6/25
10:36 am-4:56 pm
1 stop8h 20m
San Diego
Mon 6/29
1:36 pm-11:09 pm
1 stop7h 33m
$277
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Wed 7/15
10:28 am-5:00 pm
1 stop8h 32m
San Diego
Fri 7/17
10:17 pm-9:44 am
1 stop9h 27m
$277
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Sun 6/7
7:00 am-12:38 pm
1 stop7h 38m
San Diego
Thu 6/11
2:31 pm-11:59 pm
1 stop7h 28m
$277
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Fri 5/8
6:00 am-9:15 am
1 stop5h 15m
San Diego
Sun 5/10
6:15 am-4:15 pm
2 stops8h 00m
$282
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Mon 5/4
4:17 pm-8:02 pm
1 stop5h 45m
San Diego
Sat 5/9
10:55 am-8:41 pm
2 stops7h 46m
$282
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Thu 5/14
6:00 am-9:15 am
1 stop5h 15m
San Diego
Wed 5/20
6:20 am-4:15 pm
2 stops7h 55m
$311
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Wed 6/24
3:49 pm-7:16 pm
1 stop5h 27m
San Diego
Thu 7/9
2:18 pm-11:57 pm
1 stop7h 39m
$318
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Sat 7/11
6:25 pm-10:30 pm
1 stop6h 05m
San Diego
Tue 7/21
8:40 am-5:00 pm
2 stops6h 20m
$333
Kansas CitySan Diego
MCI - SAN
MCISAN
Kansas City
Wed 4/29
8:10 am-4:38 pm
1 stop10h 28m
San Diego
Mon 5/4
8:00 am-5:41 pm
1 stop7h 41m
$368
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Kansas City 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 Kansas City to San Diego in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Kansas City-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kansas City-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 Kansas City-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 Kansas City to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Kansas City with our price prediction graph.
MCI-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 Kansas City to San Diego
Prices
More
How far ahead should I book a flight from Kansas City to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from Kansas City to San Diego. Price data was last updated on April 17, 2026.
The best time to book flights from Kansas City to San Diego is 43 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 Kansas City to San Diego?
Currently, July is the cheapest month in which you can book a flight from Kansas City to San Diego (average of $283). Flying from Kansas City to San Diego in March is currently the most expensive (average of $415). 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 MCI to SAN?
Find hourly flight availability from Kansas City to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2026.
When flying from Kansas City to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
What’s the top layover airport for flights from Kansas City to San Diego?
Share of 1-stop round-trip flights from Kansas City to San Diego chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Kansas City to San Diego on Cheapflights.
What’s the cheapest layover airport for flights from Kansas City to San Diego?
Average round-trip fare for 1-stop flights from Kansas City to San Diego, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Phoenix (PHX) is the most affordable 1-stop option, with an average round-trip price of $190.
What’s the fastest layover option from Kansas City to San Diego?
Shortest average travel time for 1-stop one-way flights from Kansas City to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 5h 02m.
Which airport typically offers the quickest layover for flights from Kansas City to San Diego?
Average layover duration for 1-stop one-way flights from Kansas City to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 1h 14m.
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 April 22, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Kansas City 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.
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Kansas City 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
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove
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Kansas City and San Diego flights
Browse other Kansas City and San Diego flight options. Last updated on April 22, 2026.
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Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 22, 2026.
Top 7 airlines flying from Kansas City to San Diego
Discover the top 7 airlines that operate flights from Kansas City 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 April 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$195 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$124 | Average$341 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$128 | Average$217 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$276 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$213 | Average$301 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$296 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$259 | Average$395 | FlexibilityNo cancel fee | On-time63% |