$116+ Cheap flights from Maryland to San Diego (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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SAN
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Maryland 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 Maryland to San Diego
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Cheapest flights from Maryland to San DiegoExplore the most affordable flight options available from Maryland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Maryland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This Frontier deal was found by Cheapflights users on 8/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:29 pm -
1 stop7h 31m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/17![Frontier logo]()
$258
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:22 am -
2 stops32h 37m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/21![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 8/18. 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.
Thu 9/241:29 pm -
1 stop7h 31m
Fri 9/256:45 pm -
1 stop13h 55m
Deal found 8/18![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/2310:22 am -
2 stops16h 29m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/19![Frontier logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:03 pm -
1 stop23h 46m
Tue 10/277:33 pm -
2 stops34h 24m
Deal found 8/20![Multiple Airlines logo]()
$275
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:07 am -
1 stop25h 00m
Mon 11/94:53 pm -
2 stops28h 29m
Deal found 8/21![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Mon 9/216:22 pm -
2 stops24h 37m
Fri 10/26:45 pm -
1 stop13h 55m
Deal found 8/19![Frontier logo]()
$290
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:22 pm -
2 stops24h 36m
Mon 9/146:45 pm -
1 stop13h 55m
Deal found 8/21![Frontier logo]()
$291
This Expedia deal was found by Cheapflights users on 8/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:50 am -
1 stop12h 23m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/19![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:30 pm -
1 stop8h 30m
Tue 10/67:04 pm -
2 stops32h 16m
Deal found 8/20![Frontier logo]()
$333
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am -
1 stop11h 59m
Thu 10/156:51 pm -
2 stops38h 13m
Deal found 8/21![Frontier logo]()
$333
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop13h 59m
Fri 9/256:45 pm -
1 stop13h 48m
Deal found 8/21![Frontier logo]()
$334
Best flights from Maryland to San DiegoDiscover carefully curated flight deals from Maryland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Maryland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 11/118:20 am -
Nonstop5h 40m
Wed 11/1112:50 pm -
1 stop6h 55m
Deal found 8/18![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:30 pm -
1 stop9h 05m
Sat 9/266:15 am -
1 stop7h 40m
Deal found 8/17![Delta logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:02 am -
1 stop10h 45m
Fri 11/67:45 pm -
1 stop18h 27m
Deal found 8/19![Alaska Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:00 am -
Nonstop5h 25m
Fri 10/99:45 pm -
Nonstop4h 56m
Deal found 8/18![United Airlines logo]()
$357
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:20 am -
Nonstop5h 35m
Sat 10/246:30 am -
1 stop7h 55m
Deal found 8/21![Southwest logo]()
$307
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 9/306:30 am -
1 stop7h 05m
Tue 10/1310:40 pm -
1 stop6h 45m
Deal found 8/18![Southwest logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:59 am -
Nonstop5h 38m
Sat 10/1012:45 pm -
Nonstop5h 15m
Deal found 8/20![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/286:16 am -
1 stop7h 42m
Sun 10/410:30 pm -
1 stop8h 41m
Deal found 8/19![United Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/306:10 am -
1 stop7h 08m
Mon 10/510:30 pm -
1 stop7h 46m
Deal found 8/18![Delta logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:59 am -
Nonstop5h 38m
Tue 10/2712:45 pm -
Nonstop5h 15m
Deal found 8/20![Alaska Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:20 am -
Nonstop5h 35m
Fri 10/169:50 pm -
Nonstop4h 55m
Deal found 8/20![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 8/18. 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.
Sat 9/268:08 am -
1 stop7h 17m
Mon 9/2810:20 pm -
1 stop9h 01m
Deal found 8/18![Delta logo]()
$367
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:35 pm -
1 stop10h 09m
Mon 9/76:45 am -
1 stop10h 26m
Deal found 8/17![American Airlines logo]()
$856
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:00 pm -
Nonstop5h 15m
Tue 9/297:10 am -
Nonstop5h 05m
Deal found 8/21![Southwest logo]()
$327
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:48 pm -
1 stop20h 42m
Thu 9/246:12 pm -
1 stop18h 33m
Deal found 8/21![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/2512:58 pm -
1 stop7h 28m
Sun 9/279:45 pm -
Nonstop4h 56m
Deal found 8/19![United Airlines logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:48 pm -
1 stop20h 42m
Sat 9/54:02 pm -
1 stop20h 43m
Deal found 8/17![Alaska Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 pm -
1 stop8h 05m
Mon 10/195:05 pm -
Nonstop4h 55m
Deal found 8/20![Southwest logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/286:00 pm -
Nonstop5h 29m
Fri 10/28:00 am -
Nonstop5h 02m
Deal found 8/17![United Airlines logo]()
$437
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:24 pm -
Nonstop5h 29m
Fri 10/309:20 am -
1 stop11h 39m
Deal found 8/20![Alaska Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:10 am -
Nonstop5h 35m
Wed 10/286:30 am -
2 stops8h 00m
Deal found 8/19![Southwest logo]()
$338
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:30 pm -
2 stops8h 55m
Wed 11/117:45 pm -
1 stop6h 55m
Deal found 8/17![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:59 am -
Nonstop5h 48m
Wed 11/1812:58 pm -
Nonstop5h 02m
Deal found 8/17![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/83:36 pm -
1 stop7h 32m
Sun 10/119:45 pm -
Nonstop4h 56m
Deal found 8/17![United Airlines logo]()
$490
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:59 am -
Nonstop5h 38m
Fri 10/3012:45 pm -
Nonstop5h 15m
Deal found 8/20![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/143:15 pm -
1 stop7h 47m
Thu 9/178:00 am -
Nonstop5h 02m
Deal found 8/17![United Airlines logo]()
$496
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:50 pm -
2 stops9h 05m
Tue 9/2912:20 pm -
2 stops8h 35m
Deal found 8/20![Southwest logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:59 pm -
1 stop18h 47m
Tue 9/2910:36 am -
2 stops16h 04m
Deal found 8/20![Alaska Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/105:20 am -
2 stops10h 35m
Tue 2/169:15 am -
2 stops9h 20m
Deal found 8/17![Southwest logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:02 am -
1 stop11h 48m
Tue 11/106:22 pm -
1 stop19h 23m
Deal found 8/20![Alaska Airlines logo]()
$395
Last-minute flights from Maryland to San DiegoDiscover last-minute flight deals from Maryland to San Diego. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Maryland to San Diego. Data last updated August 22, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Sat 9/56:00 pm -
1 stop8h 51m
Fri 9/116:25 am -
1 stop7h 34m
Deal found 8/17![Frontier logo]()
$335
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:22 pm -
2 stops24h 36m
Mon 9/146:45 pm -
1 stop13h 55m
Deal found 8/21![Frontier logo]()
$291
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop13h 59m
Fri 9/256:45 pm -
1 stop13h 48m
Deal found 8/21![Frontier logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Mon 9/216:22 pm -
2 stops24h 37m
Fri 10/26:45 pm -
1 stop13h 55m
Deal found 8/19![Frontier logo]()
$290
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:22 am -
2 stops32h 37m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/21![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/2310:22 am -
2 stops16h 29m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/19![Frontier logo]()
$269
This Expedia deal was found by Cheapflights users on 8/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:50 am -
1 stop12h 23m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/19![Multiple Airlines logo]()
$293
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:00 pm -
2 stops23h 43m
Sat 9/264:54 pm -
1 stop16h 17m
Deal found 8/21![Frontier logo]()
$333
This Frontier deal was found by Cheapflights users on 8/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:29 pm -
1 stop7h 31m
Mon 9/286:45 pm -
1 stop13h 55m
Deal found 8/17![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 8/18. 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.
Thu 9/241:29 pm -
1 stop7h 31m
Fri 9/256:45 pm -
1 stop13h 55m
Deal found 8/18![Frontier logo]()
$268
This Expedia deal was found by Cheapflights users on 8/20. 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.
Fri 9/251:29 pm -
1 stop7h 31m
Thu 10/16:45 pm -
1 stop14h 15m
Deal found 8/20![Frontier logo]()
$298
This Southwest deal was found by Cheapflights users on 8/18. 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 9/262:20 pm -
Nonstop5h 15m
Sat 10/39:50 pm -
Nonstop4h 55m
Deal found 8/18![Southwest logo]()
$297
One-way flights from Maryland to San DiegoSearch for one-way flight options from Maryland to San Diego. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Maryland to San Diego. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:25 pm -
2 stops32h 31m
Deal found 8/21![Frontier logo]()
$116
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:38 am -
2 stops36h 21m
Deal found 8/21![Frontier logo]()
$119
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:22 am -
2 stops16h 29m
Deal found 8/21![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/1410:20 am -
2 stops32h 39m
Deal found 8/17![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Tue 10/2010:22 am -
2 stops32h 36m
Deal found 8/19![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Mon 11/1612:02 pm -
2 stops24h 00m
Deal found 8/17![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Mon 9/216:22 pm -
2 stops24h 37m
Deal found 8/19![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/1610:22 am -
2 stops16h 29m
Deal found 8/18![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Tue 9/299:25 pm -
2 stops21h 34m
Deal found 8/17![Frontier logo]()
$128
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.
Sun 8/306:16 am -
2 stops11h 34m
Deal found 8/21![United Airlines logo]()
$164
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
1 stop30h 52m
Deal found 8/21![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:35 pm -
2 stops34h 14m
Deal found 8/20![Frontier logo]()
$169
Find flight deals from Maryland to San Diego
Keep the following information in mind while searching for Maryland to San Diego flight deals. Data was last updated August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $258 (Frontier) |
One-way from | $116 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $438 |
Good round-trip deal | $380 or less |
Good one-way deal | $213 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Maryland 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 22, 2026.
Use the filters below to find and compare flights from Maryland to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Wed 11/11
8:20 am-11:00 am
Nonstop5h 40m
San Diego
Wed 11/11
12:50 pm-10:45 pm
1 stop6h 55m
$307
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Tue 10/20
6:20 am-8:55 am
Nonstop5h 35m
San Diego
Sat 10/24
6:30 am-5:25 pm
1 stop7h 55m
$307
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Wed 9/30
6:30 am-10:35 am
1 stop7h 05m
San Diego
Tue 10/13
10:40 pm-8:25 am
1 stop6h 45m
$317
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Tue 10/13
6:20 am-8:55 am
Nonstop5h 35m
San Diego
Fri 10/16
9:50 pm-5:45 am
Nonstop4h 55m
$327
Quickest round-trip
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Fri 9/25
2:00 pm-4:15 pm
Nonstop5h 15m
San Diego
Tue 9/29
7:10 am-3:15 pm
Nonstop5h 05m
$327
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Sat 9/19
12:30 pm-6:35 pm
1 stop9h 05m
San Diego
Sat 9/26
6:15 am-4:55 pm
1 stop7h 40m
$337
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Wed 10/14
6:00 pm-11:05 pm
1 stop8h 05m
San Diego
Mon 10/19
5:05 pm-1:00 am
Nonstop4h 55m
$337
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Mon 10/19
6:10 am-8:45 am
Nonstop5h 35m
San Diego
Wed 10/28
6:30 am-5:30 pm
2 stops8h 00m
$338
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Sat 11/7
2:30 pm-8:25 pm
2 stops8h 55m
San Diego
Wed 11/11
7:45 pm-5:40 am
1 stop6h 55m
$342
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Tue 11/3
7:02 am-2:47 pm
1 stop10h 45m
San Diego
Fri 11/6
7:45 pm-5:12 pm
1 stop18h 27m
$347
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Maryland to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Maryland with our price prediction graph.
BWI-SAN
IAD-SAN
DCA-SAN
PHL-SAN
SBY-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 Maryland to San Diego
USMD-SAN
BWI-SAN
IAD-SAN
DCA-SAN
PHL-SAN
What is the cheapest month to book a flight from Maryland to San Diego?
Currently, February is the cheapest month in which you can book a flight from Maryland to San Diego (average of $344). Flying from Maryland to San Diego in June is currently the most expensive (average of $500). 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 MD to SAN?
Find hourly flight availability from Maryland 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 August 22, 2026.
One of the essential ways to save on airfare from Maryland to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 32% on airfare.
How much does it cost to fly round-trip from Maryland to San Diego?
Airfare is below average for this route at the moment.
Maryland to San Diego flights typically cost between $363 and $568 in September.The cheapest round-trip price found within the last 5 days was $258 on Frontier (Sep 24-Sep 28).
How far ahead should I book a flight from Maryland to San Diego?
Booking 3 days in advance of your planned departure date is, on average, the best time to get cheap flights from Maryland to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Maryland to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Maryland to San Diego. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Maryland to San Diego flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Maryland 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
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Maryland to San Diego
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Complete your trip
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Search flights from Maryland to San Diego by cabin class
Find flights from Maryland to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Maryland and San Diego flights
Browse other Maryland and San Diego flight options. Last updated on August 22, 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 22, 2026.
Maryland to San Diego flights
Consider these flights traveling from Maryland to San Diego.
Top 7 airlines flying from Maryland to San Diego
Discover the top 7 airlines that operate flights from Maryland 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$168 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$186 | Average$377 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$192 | Average$381 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$406 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$394 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$257 | Average$424 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$286 | Average$450 | FlexibilityNo cancel fee | On-time71% |