How does KAYAK find such low prices on flights from Maryland to San Diego?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maryland to San Diego.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to San Diego?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Maryland is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Maryland to San Diego?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Maryland with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland to San Diego?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$117 CHEAP FLIGHTS from Maryland to San Diego

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Flight Deals

Cheap Flights from Maryland to San Diego

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Maryland to San Diego

Mon, Oct 19 - Thu, Oct 22

6:25 pm - 3:58 pmBWI Baltimore/Washington-SAN San Diego

24h 33m2 stops Detroit Metropolitan Wayne County Denver Intl

3:14 pm - 10:58 amSAN San Diego-BWI Baltimore/Washington

16h 44m2 stops San Francisco Dallas/Fort Worth

$332Frontier

Fri, Nov 6 - Wed, Nov 11

8:45 pm - 11:20 pmBWI Baltimore/Washington-SAN San Diego

5h 35mnonstop

9:55 pm - 5:35 amSAN San Diego-BWI Baltimore/Washington

4h 40mnonstop

$332Southwest

Wed, Oct 14 - Mon, Oct 19

3:04 pm - 9:24 pmBWI Baltimore/Washington-SAN San Diego

9h 20m1 stop Houston George Bush Intcntl

10:30 pm - 10:30 amSAN San Diego-BWI Baltimore/Washington

9h 00m1 stop Chicago O'Hare Intl

$332United Airlines

Mon, Oct 19 - Fri, Oct 23

6:10 am - 8:45 amBWI Baltimore/Washington-SAN San Diego

5h 35mnonstop

9:50 pm - 5:45 amSAN San Diego-BWI Baltimore/Washington

4h 55mnonstop

$332Southwest

Wed, Nov 4 - Sat, Nov 7

6:27 pm - 11:54 pmBWI Baltimore/Washington-SAN San Diego

8h 27m1 stop Chicago O'Hare Intl

7:41 am - 5:58 pmSAN San Diego-BWI Baltimore/Washington

7h 17m1 stop Chicago O'Hare Intl

$337American Airlines

Mon, Oct 19 - Wed, Oct 21

5:00 am - 9:10 amBWI Baltimore/Washington-SAN San Diego

7h 10m1 stop Charlotte Douglas

7:00 am - 4:53 pmSAN San Diego-BWI Baltimore/Washington

6h 53m1 stop Charlotte Douglas

$337American Airlines

Thu, Nov 12 - Mon, Nov 16

6:29 pm - 11:32 pmBWI Baltimore/Washington-SAN San Diego

8h 03m1 stop Atlanta Hartsfield-Jackson

9:50 pm - 9:17 amSAN San Diego-BWI Baltimore/Washington

8h 27m1 stop Atlanta Hartsfield-Jackson

$337Delta

Mon, Dec 21 - Sat, Jan 23

12:22 pm - 6:20 pmBWI Baltimore/Washington-SAN San Diego

8h 58m1 stop Detroit Metropolitan Wayne County

6:15 am - 5:03 pmSAN San Diego-BWI Baltimore/Washington

7h 48m1 stop Atlanta Hartsfield-Jackson

$337Delta

Fri, Nov 6 - Wed, Nov 11

6:28 pm - 3:58 pmBWI Baltimore/Washington-SAN San Diego

24h 30m2 stops Detroit Metropolitan Wayne County Denver Intl

10:56 am - 10:52 amSAN San Diego-BWI Baltimore/Washington

20h 56m2 stops San Francisco Dallas/Fort Worth

$339Frontier

Mon, Oct 19 - Mon, Oct 26

5:29 pm - 10:41 pmBWI Baltimore/Washington-SAN San Diego

8h 12m1 stop Chicago O'Hare Intl

4:45 pm - 5:43 amSAN San Diego-BWI Baltimore/Washington

9h 58m2 stops Los Angeles San Francisco

$342United Airlines

Recent last minute flight deals from Maryland to San Diego

Mon, Sep 21 - Tue, Sep 22

7:47 pm - 10:11 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 24mnonstop

10:04 am - 6:14 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

5h 10mnonstop

$351Alaska Airlines

Thu, Sep 24 - Sun, Sep 27

6:00 pm - 11:51 pmDCA Washington, D.C. Reagan-National-SAN San Diego

8h 51m1 stop Denver Intl

6:25 am - 4:59 pmSAN San Diego-DCA Washington, D.C. Reagan-National

7h 34m1 stop Denver Intl

$392Frontier

Mon, Sep 21 - Sat, Sep 26

5:25 am - 10:20 amPHL Philadelphia-SAN San Diego

7h 55m1 stop Denver Intl

10:45 am - 8:50 pmSAN San Diego-PHL Philadelphia

7h 05m1 stop Denver Intl

$427Southwest

Fri, Sep 25 - Mon, Oct 5

6:00 pm - 3:58 pmDCA Washington, D.C. Reagan-National-SAN San Diego

24h 58m1 stop Denver Intl

4:54 pm - 9:59 pmSAN San Diego-DCA Washington, D.C. Reagan-National

26h 05m1 stop Denver Intl

$430Frontier

Mon, Sep 21 - Sat, Sep 26

6:05 pm - 11:00 pmPHL Philadelphia-SAN San Diego

7h 55m1 stop Chicago Midway

11:10 am - 10:55 pmSAN San Diego-PHL Philadelphia

8h 45m2 stops Phoenix Sky Harbor Intl Denver Intl

$432Southwest

Sat, Sep 26 - Mon, Oct 5

8:00 am - 11:52 amPHL Philadelphia-SAN San Diego

30h 52m1 stop Raleigh-Durham

6:45 pm - 2:21 pmSAN San Diego-PHL Philadelphia

16h 36m1 stop Dallas/Fort Worth

$435Multiple Airlines

Tue, Sep 22 - Thu, Oct 15

7:00 am - 2:42 pmPHL Philadelphia-SAN San Diego

10h 42m1 stop Seattle/Tacoma Intl

4:53 pm - 1:16 amSAN San Diego-PHL Philadelphia

29h 23m1 stop Denver Intl

$458Multiple Airlines

Fri, Sep 25 - Fri, Oct 2

6:16 pm - 11:25 pmBWI Baltimore/Washington-SAN San Diego

8h 09m1 stop Chicago O'Hare Intl

7:32 am - 5:46 pmSAN San Diego-BWI Baltimore/Washington

7h 14m1 stop Chicago O'Hare Intl

$469American Airlines

Sat, Sep 26 - Wed, Sep 30

6:16 pm - 11:25 pmBWI Baltimore/Washington-SAN San Diego

8h 09m1 stop Chicago O'Hare Intl

7:32 am - 5:46 pmSAN San Diego-BWI Baltimore/Washington

7h 14m1 stop Chicago O'Hare Intl

$469American Airlines

Sat, Sep 26 - Sat, Oct 10

7:47 pm - 10:11 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 24mnonstop

9:46 am - 5:50 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

5h 04mnonstop

$702Alaska Airlines

Recent direct flight deals from Maryland to San Diego

Fri, Nov 6 - Wed, Nov 11

8:45 pm - 11:20 pmBWI Baltimore/Washington-SAN San Diego

5h 35mnonstop

9:55 pm - 5:35 amSAN San Diego-BWI Baltimore/Washington

4h 40mnonstop

$332Southwest

Mon, Oct 19 - Fri, Oct 23

6:10 am - 8:45 amBWI Baltimore/Washington-SAN San Diego

5h 35mnonstop

9:50 pm - 5:45 amSAN San Diego-BWI Baltimore/Washington

4h 55mnonstop

$332Southwest

Mon, Nov 9 - Fri, Nov 13

8:45 pm - 11:20 pmBWI Baltimore/Washington-SAN San Diego

5h 35mnonstop

9:55 pm - 5:35 amSAN San Diego-BWI Baltimore/Washington

4h 40mnonstop

$332Southwest

Thu, Nov 12 - Sat, Nov 14

6:46 pm - 9:27 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 41mnonstop

9:41 am - 5:40 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

4h 59mnonstop

$354Alaska Airlines

Mon, Oct 19 - Wed, Oct 28

7:24 pm - 9:53 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 29mnonstop

9:46 am - 5:50 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

5h 04mnonstop

$357Alaska Airlines

Sat, Oct 24 - Thu, Oct 29

9:00 am - 11:25 amIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 25mnonstop

9:45 pm - 5:27 amSAN San Diego-IAD Washington, D.C. Dulles Intl

4h 42mnonstop

$357United Airlines

Sat, Oct 31 - Thu, Nov 5

9:00 am - 11:46 amIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 46mnonstop

1:10 pm - 9:06 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

4h 56mnonstop

$357United Airlines

Sat, Nov 7 - Sat, Nov 14

6:46 pm - 9:27 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 41mnonstop

9:41 am - 5:40 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

4h 59mnonstop

$447American Airlines

Wed, Jan 13 - Wed, Jan 20

6:53 pm - 9:47 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 54mnonstop

9:56 am - 5:50 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

4h 54mnonstop

$447American Airlines

Fri, Oct 2 - Sun, Aug 8

7:47 pm - 10:11 pmIAD Washington, D.C. Dulles Intl-SAN San Diego

5h 24mnonstop

10:48 am - 7:01 pmSAN San Diego-IAD Washington, D.C. Dulles Intl

5h 13mnonstop

$726Multiple Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$117

Best time to beat the crowds with an average 16% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Philadelphia to San Diego

How does KAYAK find such low prices on flights from Maryland to San Diego?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maryland to San Diego.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to San Diego?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Maryland is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Maryland to San Diego?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Maryland with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland to San Diego?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.