$135+ Cheap flights from San Diego to Baltimore (SAN - BWI)
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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BWI
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Baltimore 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 San Diego to Baltimore/Washington are usually found in October or March, booked 69 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday
Cheap flight deals from San Diego to Baltimore
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to BaltimoreExplore the most affordable flight options available from San Diego to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from San Diego to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Southwest deal was found by Cheapflights users on 9/6. 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 10/106:30 am -
1 stop7h 55m
Sat 10/173:10 pm -
1 stop9h 20m
Deal found 9/6![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 9/6. 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 10/66:30 am -
2 stops8h 00m
Tue 10/136:25 am -
1 stop8h 20m
Deal found 9/6![Southwest logo]()
$338
This SmartFares deal was found by Cheapflights users on 9/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:05 pm -
1 stop7h 40m
Tue 10/134:45 pm -
1 stop8h 17m
Deal found 9/4![Delta logo]()
$342
This Frontier deal was found by Cheapflights users on 9/3. 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 9/246:45 pm -
1 stop14h 15m
Mon 9/281:29 pm -
1 stop7h 31m
Deal found 9/3![Frontier logo]()
$344
This Frontier deal was found by Cheapflights users on 9/2. 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 10/75:54 pm -
2 stops17h 15m
Tue 10/139:12 pm -
2 stops21h 46m
Deal found 9/2![Frontier logo]()
$345
This Southwest deal was found by Cheapflights users on 9/2. 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.
Sun 11/19:55 pm -
Nonstop4h 40m
Sat 11/71:00 pm -
1 stop7h 00m
Deal found 9/2![Southwest logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/75:54 pm -
2 stops12h 33m
Wed 10/1412:37 pm -
1 stop23h 12m
Deal found 9/3![Frontier logo]()
$348
This Frontier deal was found by Cheapflights users on 9/2. 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 9/246:45 pm -
1 stop14h 15m
Sun 9/271:29 pm -
1 stop7h 31m
Deal found 9/2![Frontier logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/56:45 pm -
1 stop13h 55m
Fri 10/96:25 pm -
2 stops32h 31m
Deal found 9/2![Frontier logo]()
$351
This Frontier deal was found by Cheapflights users on 9/3. 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 9/305:54 pm -
2 stops12h 31m
Tue 10/610:22 am -
2 stops16h 29m
Deal found 9/3![Frontier logo]()
$352
This Travelocity deal was found by Cheapflights users on 9/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:50 pm -
1 stop10h 40m
Sun 10/41:29 pm -
1 stop7h 31m
Deal found 9/3![Multiple Airlines logo]()
$353
Best flights from San Diego to BaltimoreDiscover carefully curated flight deals from San Diego to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from San Diego to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Southwest deal was found by Cheapflights users on 9/6. 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 10/1011:20 am -
1 stop8h 30m
Sat 10/176:20 pm -
Nonstop5h 40m
Deal found 9/6![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 9/2. 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 3/311:40 am -
1 stop8h 15m
Sun 3/76:00 am -
1 stop7h 56m
Deal found 9/2![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 9/6. 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 10/231:20 pm -
1 stop7h 35m
Wed 10/288:20 am -
1 stop8h 30m
Deal found 9/6![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 9/4. 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 10/910:40 pm -
1 stop7h 35m
Wed 10/146:20 am -
Nonstop5h 35m
Deal found 9/4![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 9/3. 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 10/225:05 pm -
Nonstop5h 00m
Mon 10/267:25 pm -
1 stop7h 45m
Deal found 9/3![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 9/2. 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 11/58:30 pm -
1 stop6h 15m
Sun 11/88:45 pm -
Nonstop5h 30m
Deal found 9/2![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 9/2. 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 11/69:55 pm -
Nonstop4h 40m
Sun 11/88:45 pm -
Nonstop5h 30m
Deal found 9/2![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 9/3. 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 11/121:25 pm -
1 stop7h 50m
Sun 11/1510:40 am -
Nonstop5h 40m
Deal found 9/3![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 9/5. 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 10/39:50 pm -
Nonstop4h 55m
Sat 10/106:20 pm -
Nonstop5h 40m
Deal found 9/5![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 9/3. 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 12/2411:40 am -
Nonstop4h 45m
Wed 12/308:05 pm -
Nonstop5h 35m
Deal found 9/3![Southwest logo]()
$407
Last-minute flights from San Diego to BaltimoreDiscover last-minute flight deals from San Diego to Baltimore. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Baltimore. Data last updated September 7, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/3. 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 9/246:45 pm -
1 stop14h 15m
Mon 9/281:29 pm -
1 stop7h 31m
Deal found 9/3![Frontier logo]()
$344
This Frontier deal was found by Cheapflights users on 9/2. 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 9/246:45 pm -
1 stop14h 15m
Sun 9/271:29 pm -
1 stop7h 31m
Deal found 9/2![Frontier logo]()
$349
This Frontier deal was found by Cheapflights users on 9/3. 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 9/305:54 pm -
2 stops12h 31m
Tue 10/610:22 am -
2 stops16h 29m
Deal found 9/3![Frontier logo]()
$352
This Travelocity deal was found by Cheapflights users on 9/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:50 pm -
1 stop10h 40m
Sun 10/41:29 pm -
1 stop7h 31m
Deal found 9/3![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/56:45 pm -
1 stop13h 55m
Fri 10/96:25 pm -
2 stops32h 31m
Deal found 9/2![Frontier logo]()
$351
This Southwest deal was found by Cheapflights users on 9/6. 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 10/66:30 am -
2 stops8h 00m
Tue 10/136:25 am -
1 stop8h 20m
Deal found 9/6![Southwest logo]()
$338
This Frontier deal was found by Cheapflights users on 9/2. 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 10/75:54 pm -
2 stops17h 15m
Tue 10/139:12 pm -
2 stops21h 46m
Deal found 9/2![Frontier logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/75:54 pm -
2 stops12h 33m
Wed 10/1412:37 pm -
1 stop23h 12m
Deal found 9/3![Frontier logo]()
$348
This Southwest deal was found by Cheapflights users on 9/2. 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 10/85:05 pm -
Nonstop5h 00m
Tue 10/136:20 am -
Nonstop5h 35m
Deal found 9/2![Southwest logo]()
$347
This SmartFares deal was found by Cheapflights users on 9/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:05 pm -
1 stop7h 40m
Tue 10/134:45 pm -
1 stop8h 17m
Deal found 9/4![Delta logo]()
$342
This Southwest deal was found by Cheapflights users on 9/6. 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 10/106:30 am -
1 stop7h 55m
Tue 10/136:20 am -
Nonstop5h 35m
Deal found 9/6![Southwest logo]()
$337
One-way flights from San Diego to BaltimoreSearch for one-way flight options from San Diego to Baltimore. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from San Diego to Baltimore. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/75:54 pm -
2 stops17h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/65:54 pm -
2 stops19h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/317:33 pm -
2 stops40h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/37:33 pm -
2 stops39h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/46:25 am -
2 stops15h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$144
This Frontier deal was found by Cheapflights users on 9/2. 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 9/246:45 pm -
1 stop14h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/146:25 am -
2 stops28h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/134:53 pm -
2 stops42h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/128:34 pm -
2 stops33h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/88:34 pm -
2 stops33h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/216:25 am -
2 stops28h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$153
Find flight deals from San Diego to Baltimore
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Baltimore (BWI). 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (Southwest) |
One-way from | $135 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $427 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Baltimore 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 September 7, 2026.
Use the filters below to find and compare flights from San Diego to Baltimore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Tue 11/3
6:15 am-4:51 pm
1 stop7h 36m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$169
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Tue 10/13
9:50 pm-5:45 am
Nonstop4h 55m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$169
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Wed 11/4
5:01 pm-5:45 am
1 stop9h 44m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$169
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Tue 3/2
10:40 pm-9:16 am
1 stop7h 36m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$179
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Thu 10/15
5:05 pm-1:05 am
Nonstop5h 00m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Fri 10/2
9:50 pm-5:45 am
Nonstop4h 55m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
Quickest round-trip
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Tue 3/2
6:45 am-2:30 pm
Nonstop4h 45m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Thu 12/3
11:40 am-7:25 pm
Nonstop4h 45m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Thu 10/22
5:05 pm-1:05 am
Nonstop5h 00m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
San DiegoBaltimore
SAN San Diego - BWI Baltimore/Washington
SANBWI
San Diego
Thu 10/8
5:05 pm-1:05 am
Nonstop5h 00m
Baltimore/Washington
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from San Diego to Baltimore
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 San Diego to Baltimore in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Diego-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Baltimore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Baltimore 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 San Diego-Baltimore 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 San Diego to Baltimore
Have a flexible travel schedule? Discover the best time to fly to Baltimore from San Diego with our price prediction graph.
SAN-BWI
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 San Diego to Baltimore
Prices
Airlines
More
How far ahead should I book a flight from San Diego to Baltimore?
The best time to book flights from San Diego to Baltimore is 68 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 San Diego to Baltimore?
Currently, October is the cheapest month in which you can book a flight from San Diego to Baltimore (average of $373). Flying from San Diego to Baltimore in July is currently the most expensive (average of $572). 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 SAN to BWI?
Find hourly flight availability from San Diego to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 7, 2026.
It’s optimal to fly from San Diego to Baltimore in the afternoon. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from San Diego to Baltimore?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Baltimore. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their San Diego to Baltimore flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top layover airport for flights from San Diego to Baltimore?
Share of 1-stop round-trip flights from San Diego to Baltimore chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from San Diego to Baltimore on Cheapflights.
What’s the cheapest layover airport for flights from San Diego to Baltimore?
Average round-trip fare for 1-stop flights from San Diego to Baltimore, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Los Angeles (LAX) is the most affordable 1-stop option, with an average round-trip price of $332.
What’s the fastest layover option from San Diego to Baltimore?
Shortest average travel time for 1-stop one-way flights from San Diego to Baltimore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 30m.
Which airport typically offers the quickest layover for flights from San Diego to Baltimore?
Average layover duration for 1-stop one-way flights from San Diego to Baltimore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 16m.
The best insider tips for San Diego to Baltimore flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to Baltimore trip
Our travel experts
Reviews of airlines servicing Baltimore
Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated September 7, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andDelta from San Diego to Baltimore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Related info for your journey
Find useful and relevant information for your journey from San Diego to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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San Diego and Baltimore flights
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Top 7 airlines flying from San Diego to Baltimore
Discover the top 7 airlines that operate flights from San Diego to Baltimore. 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 September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$124 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$412 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$208 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$425 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$277 | Average$461 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$286 | Average$466 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$304 | Average$465 | FlexibilityNo cancel fee | On-time62% |