$69+ Cheap flights from Maryland to San Diego (SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SAN
Nov 18 — Nov 251
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
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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 October 19, 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 October 19, 2026.
This Southwest deal was found by Cheapflights users on 10/19. 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.
Tue 12/16:15 am -
1 stop8h 10m
Mon 12/76:35 am -
Nonstop4h 45m
Deal found 10/19![Southwest logo]()
$326
This Delta deal was found by Cheapflights users on 10/14. 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 11/147:08 am -
1 stop7h 30m
Tue 11/1712:09 pm -
1 stop8h 14m
Deal found 10/14![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 10/19. 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.
Tue 12/17:15 am -
1 stop8h 14m
Mon 12/710:30 pm -
1 stop9h 28m
Deal found 10/19![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 10/18. 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 12/26:15 am -
1 stop8h 35m
Sun 12/66:30 am -
Nonstop4h 50m
Deal found 10/18![Southwest logo]()
$330
This Southwest deal was found by Cheapflights users on 10/15. 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 12/55:50 pm -
Nonstop5h 30m
Wed 12/96:35 am -
Nonstop4h 45m
Deal found 10/15![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/94:30 pm -
1 stop7h 56m
Sat 11/146:20 am -
2 stops9h 41m
Deal found 10/14![United Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/1811:37 am -
1 stop24h 00m
Tue 12/111:16 am -
2 stops18h 32m
Deal found 10/15![Frontier logo]()
$334
This Southwest deal was found by Cheapflights users on 10/14. 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 11/34:05 pm -
2 stops9h 00m
Fri 11/610:35 pm -
1 stop7h 10m
Deal found 10/14![Southwest logo]()
$336
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:47 pm -
2 stops19h 34m
Thu 12/39:05 am -
2 stops24h 06m
Deal found 10/18![Frontier logo]()
$338
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:41 pm -
2 stops18h 38m
Mon 12/1411:14 am -
2 stops21h 56m
Deal found 10/18![Frontier logo]()
$340
This American Airlines deal was found by Cheapflights users on 10/14. 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 12/26:21 am -
1 stop8h 07m
Sat 12/510:02 pm -
1 stop9h 55m
Deal found 10/14![American Airlines logo]()
$531
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/304:45 pm -
1 stop7h 52m
Tue 11/39:18 am -
1 stop10h 02m
Deal found 10/15![American Airlines logo]()
$580
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 October 19, 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 October 19, 2026.
This Southwest deal was found by Cheapflights users on 10/14. 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 11/188:10 am -
Nonstop5h 40m
Sat 11/2110:40 pm -
1 stop6h 15m
Deal found 10/14![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 10/14. 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 12/104:51 pm -
1 stop9h 47m
Sun 12/1312:31 pm -
1 stop7h 57m
Deal found 10/14![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/1310:09 am -
1 stop8h 03m
Sat 11/146:20 am -
2 stops9h 41m
Deal found 10/15![United Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/304:45 pm -
1 stop7h 52m
Tue 11/39:18 am -
1 stop10h 02m
Deal found 10/15![American Airlines logo]()
$580
This Southwest deal was found by Cheapflights users on 10/19. 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.
Thu 11/196:15 am -
1 stop8h 35m
Wed 11/2510:35 pm -
1 stop7h 50m
Deal found 10/19![Southwest logo]()
$330
This Southwest deal was found by Cheapflights users on 10/15. 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 12/55:50 pm -
Nonstop5h 30m
Sat 12/127:00 am -
1 stop7h 30m
Deal found 10/15![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 10/15. 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 11/176:20 pm -
Nonstop5h 40m
Fri 12/46:35 am -
Nonstop4h 45m
Deal found 10/15![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 10/15. 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 12/168:10 am -
Nonstop5h 40m
Thu 1/711:35 am -
Nonstop4h 40m
Deal found 10/15![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 10/15. 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 11/68:45 pm -
Nonstop5h 35m
Mon 11/99:55 pm -
Nonstop4h 40m
Deal found 10/15![Southwest logo]()
$367
This American Airlines deal was found by Cheapflights users on 10/14. 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 12/27:15 am -
2 stops11h 25m
Sat 12/59:23 am -
1 stop10h 09m
Deal found 10/14![American Airlines logo]()
$591
This Southwest deal was found by Cheapflights users on 10/15. 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.
Thu 12/312:10 pm -
1 stop7h 30m
Sun 12/610:40 pm -
1 stop7h 20m
Deal found 10/15![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 10/14. 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 11/36:20 pm -
Nonstop5h 35m
Thu 11/51:25 pm -
1 stop6h 35m
Deal found 10/14![Southwest logo]()
$382
This American Airlines deal was found by Cheapflights users on 10/14. 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 1/136:22 am -
2 stops12h 12m
Fri 1/226:15 am -
1 stop9h 59m
Deal found 10/14![American Airlines logo]()
$617
This Southwest deal was found by Cheapflights users on 10/18. 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.
Mon 11/238:45 pm -
Nonstop5h 35m
Fri 11/276:30 am -
Nonstop4h 50m
Deal found 10/18![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 10/17. 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.
Fri 11/206:20 am -
1 stop7h 40m
Mon 11/239:55 pm -
Nonstop4h 40m
Deal found 10/17![Southwest logo]()
$417
Last-minute flights from Maryland to San DiegoDiscover last-minute flight deals from Maryland to San Diego. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Maryland to San Diego. Data last updated October 19, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/14. 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 11/34:05 pm -
2 stops9h 00m
Fri 11/610:35 pm -
1 stop7h 10m
Deal found 10/14![Southwest logo]()
$336
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/94:30 pm -
1 stop7h 56m
Sat 11/146:20 am -
2 stops9h 41m
Deal found 10/14![United Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/106:20 pm -
1 stop8h 34m
Fri 11/1312:00 pm -
1 stop8h 59m
Deal found 10/14![American Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/106:00 am -
1 stop7h 59m
Fri 11/134:45 pm -
2 stops9h 58m
Deal found 10/14![United Airlines logo]()
$331
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:37 am -
2 stops25h 34m
Fri 11/137:38 pm -
2 stops21h 08m
Deal found 10/14![Frontier logo]()
$335
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:37 am -
2 stops25h 34m
Thu 11/128:20 pm -
2 stops11h 32m
Deal found 10/15![Frontier logo]()
$337
This Delta deal was found by Cheapflights users on 10/14. 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 11/147:08 am -
1 stop7h 30m
Tue 11/1712:09 pm -
1 stop8h 14m
Deal found 10/14![Delta logo]()
$327
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:03 pm -
2 stops14h 54m
Sat 11/218:50 am -
2 stops12h 52m
Deal found 10/15![Frontier logo]()
$329
This Mytrip deal was found by Cheapflights users on 10/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/153:11 pm -
2 stops27h 46m
Tue 11/174:53 pm -
2 stops14h 59m
Deal found 10/17![Frontier logo]()
$343
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/174:19 pm -
1 stop7h 17m
Wed 11/186:20 am -
2 stops9h 49m
Deal found 10/15![United Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 10/15. 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 11/176:20 pm -
Nonstop5h 40m
Wed 11/186:35 am -
Nonstop4h 45m
Deal found 10/15![Southwest logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/1811:37 am -
1 stop24h 00m
Tue 12/111:16 am -
2 stops18h 32m
Deal found 10/15![Frontier logo]()
$334
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 October 19, 2026.
Search for one-way flight options from Maryland to San Diego. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/1811:37 am -
2 stops34h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/1111:37 am -
1 stop24h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$112
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:37 am -
2 stops15h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$116
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:03 pm -
2 stops14h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 12/81:05 pm -
2 stops24h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 12/161:05 pm -
2 stops26h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 12/156:00 am -
2 stops29h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/309:16 pm -
2 stops42h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Wed 12/306:05 am -
1 stop15h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/316:28 am -
1 stop16h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$556
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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $325 (Southwest) |
One-way from | $69 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $459 |
Good round-trip deal | $385 or less |
Good one-way deal | $173 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 October 19, 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
Fri 1/15
7:50 pm-10:35 pm
Nonstop5h 45m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$174
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Thu 11/26
8:20 am-3:10 pm
1 stop9h 50m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
Quickest round-trip
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Wed 11/25
4:40 pm-7:15 pm
Nonstop5h 35m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Thu 12/31
6:15 am-11:25 am
1 stop8h 10m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$189
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Mon 12/21
6:00 am-11:36 am
1 stop8h 36m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$201
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Thu 10/29
9:35 pm-12:15 am
Nonstop5h 40m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$214
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Tue 11/3
10:09 am-8:37 pm
2 stops13h 28m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$233
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Sun 12/20
7:10 am-9:50 am
Nonstop5h 40m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$239
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Sat 11/7
7:00 am-12:25 pm
1 stop8h 25m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$249
BaltimoreSan Diego
BWI Baltimore/Washington - SAN San Diego
BWISAN
Baltimore/Washington
Sat 11/7
10:10 am-8:37 pm
2 stops13h 27m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$250
Showing 1-10 of 29 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
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
SBY-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 $357). Flying from Maryland to San Diego in November is currently the most expensive (average of $514). 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 October 19, 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 afternoon could potentially save you up to 24% on airfare.
Weekly flight availability from Maryland to San Diego
Explore weekly flight availability from Maryland to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 19, 2026.
The most flights from USMD to SAN are scheduled on a Friday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
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 $387 and $618 in November.The cheapest round-trip price found within the last 5 days was $325 on Southwest (Nov 11-Nov 17).
How far ahead should I book a flight from Maryland to San Diego?
Booking 74 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 October 17, 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 afternoons 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
San Ysidro
Poway
Coronado
La Mesa
Julian
Santee
Lemon Grove
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Alternative routes for Maryland to San Diego
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Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
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 October 19, 2026.
Popular flight searches
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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 October 19, 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 October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$109 | Average$278 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$186 | Average$377 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$225 | Average$407 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$396 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$376 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$277 | Average$447 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$278 | Average$455 | FlexibilityNo cancel fee | On-time71% |