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Cheap flights from San Diego to Washington, D.C. from $96

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Washington, D.C. departing on 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
8:00 am - 4:30 amSAN-BWI
17h 30m1 stop
Multiple Airlines Logo
6:06 pm - 9:57 amBWI-SAN
18h 51m2 stops
$246Multiple Airlines
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Wed, Oct 22 - Thu, Oct 23
Frontier Logo
7:43 pm - 10:23 amSAN-BWI
11h 40m1 stop
Frontier Logo
3:05 pm - 7:29 pmBWI-SAN
31h 24m1 stop
$248Frontier
Find Deal
Fri, Oct 17 - Sat, Nov 1
Frontier Logo
7:23 pm - 10:18 amSAN-BWI
11h 55m1 stop
Frontier Logo
6:29 pm - 8:08 pmBWI-SAN
28h 39m1 stop
$249Frontier
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Thu, Oct 16 - Sun, Oct 19
United Airlines Logo
10:30 pm - 9:55 amSAN-BWI
8h 25m1 stop
United Airlines Logo
4:12 pm - 8:54 pmBWI-SAN
7h 42m1 stop
$252United Airlines
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Tue, Oct 21 - Tue, Nov 4
Southwest Logo
11:45 am - 8:00 pmSAN-BWI
5h 15mnonstop
Southwest Logo
3:05 pm - 6:40 pmBWI-SAN
6h 35m1 stop
$253Southwest
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Wed, Oct 22 - Wed, Oct 29
Southwest Logo
11:45 am - 8:00 pmSAN-BWI
5h 15mnonstop
Southwest Logo
6:50 am - 9:30 amBWI-SAN
5h 40mnonstop
$257Southwest
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Tue, Oct 21 - Tue, Oct 28
United Airlines Logo
11:08 am - 11:18 pmSAN-BWI
9h 10m2 stops
United Airlines Logo
4:12 pm - 8:54 pmBWI-SAN
7h 42m1 stop
$258United Airlines
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Wed, Oct 22 - Wed, Oct 29
Delta Logo
7:10 pm - 6:00 amSAN-BWI
7h 50m1 stop
Delta Logo
4:44 pm - 9:20 pmBWI-SAN
7h 36m1 stop
$277Delta
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Wed, Oct 22 - Sat, Oct 25
American Airlines Logo
10:09 am - 9:17 pmSAN-BWI
8h 08m2 stops
American Airlines Logo
11:09 am - 6:05 pmBWI-SAN
9h 56m1 stop
$292American Airlines
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Tue, Dec 9 - Mon, Dec 15
Delta Logo
5:15 pm - 5:58 amSAN-BWI
9h 43m1 stop
Delta Logo
5:36 pm - 10:24 pmBWI-SAN
7h 48m1 stop
$297Delta
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Mon, Nov 24 - Tue, Dec 2

Frontier flights from San Diego to Baltimore

Our best Frontier deals on San Diego to Baltimore flight tickets
Frontier
Oct 17
SAN7:43 pmSan Diego
11h 40m
1 stop
BWI10:23 amBaltimore/Washington
Nov 1
BWI3:05 pmBaltimore/Washington
31h 24m
1 stop
SAN7:29 pmSan Diego
$248
Find similar
Frontier
Oct 16
SAN7:23 pmSan Diego
11h 55m
1 stop
BWI10:18 amBaltimore/Washington
Oct 19
BWI6:29 pmBaltimore/Washington
28h 39m
1 stop
SAN8:08 pmSan Diego
$249
Find similar
Frontier
Nov 14
SAN7:27 pmSan Diego
15h 43m
1 stop
BWI2:10 pmBaltimore/Washington
Nov 17
BWI9:13 amBaltimore/Washington
10h 27m
2 stops
SAN4:40 pmSan Diego
$250
Find similar

Southwest flights from San Diego to Baltimore

Our best Southwest deals on San Diego to Baltimore flight tickets
Southwest
Oct 22
SAN11:45 amSan Diego
5h 15m
BWI8:00 pmBaltimore/Washington
Oct 29
BWI3:05 pmBaltimore/Washington
6h 35m
1 stop
SAN6:40 pmSan Diego
$253
Find similar
Southwest
Oct 21
SAN11:45 amSan Diego
5h 15m
BWI8:00 pmBaltimore/Washington
Oct 28
BWI6:50 amBaltimore/Washington
5h 40m
SAN9:30 amSan Diego
$257
Find similar
Southwest
Nov 19
SAN6:50 amSan Diego
5h 00m
BWI2:50 pmBaltimore/Washington
Nov 22
BWI8:15 pmBaltimore/Washington
5h 45m
SAN11:00 pmSan Diego
$267
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 1, 2025.
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

Price

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Wed 10/22

8:00 am-4:30 am

1 stop17h 30m

Baltimore/Washington

Thu 10/23

6:06 pm-9:57 am

2 stops18h 51m

$246

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Fri 10/17

7:43 pm-10:23 am

1 stop11h 40m

Baltimore/Washington

Sat 11/1

3:05 pm-7:29 pm

1 stop31h 24m

$248

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Thu 10/16

7:23 pm-10:18 am

1 stop11h 55m

Baltimore/Washington

Sun 10/19

6:29 pm-8:08 pm

1 stop28h 39m

$249

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Tue 10/21

10:30 pm-9:55 am

1 stop8h 25m

Baltimore/Washington

Tue 11/4

4:12 pm-8:54 pm

1 stop7h 42m

$252

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Wed 10/22

11:45 am-8:00 pm

Nonstop5h 15m

Baltimore/Washington

Wed 10/29

3:05 pm-6:40 pm

1 stop6h 35m

$253

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Tue 10/21

11:45 am-8:00 pm

Nonstop5h 15m

Baltimore/Washington

Tue 10/28

6:50 am-9:30 am

Nonstop5h 40m

$257

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Wed 10/22

11:08 am-11:18 pm

2 stops9h 10m

Baltimore/Washington

Wed 10/29

4:12 pm-8:54 pm

1 stop7h 42m

$258

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Wed 10/22

7:10 pm-6:00 am

1 stop7h 50m

Baltimore/Washington

Sat 10/25

4:44 pm-9:20 pm

1 stop7h 36m

$277

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Tue 12/9

10:09 am-9:17 pm

2 stops8h 08m

Baltimore/Washington

Mon 12/15

11:09 am-6:05 pm

1 stop9h 56m

$292

San DiegoBaltimore

SAN - BWI

SANBWI

San Diego

Mon 11/24

5:15 pm-5:58 am

1 stop9h 43m

Baltimore/Washington

Tue 12/2

5:36 pm-10:24 pm

1 stop7h 48m

$297

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from San Diego to Baltimore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in August, then September is your next best option. Flight prices from San Diego to Baltimore during September average around $349.

What is the cheapest day to depart on your flight to Baltimore?

The cheapest day to depart from San Diego to Baltimore is on a Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $415. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $533. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

What is the cheapest time of day to depart on your flight to Baltimore?

Flying to Baltimore from San Diego in the evening is the least expensive time of day to depart. momondo users have found prices as low as $422 when looking at flights departing in the evening. Flights in the afternoon are often more expensive with an average ticket price of $573.

What is the cheapest San Diego to Baltimore/Washington flight route?

Fly from San Diego to Baltimore/Washington for the best San Diego - Baltimore/Washington flight prices

How far in advance should I book a flight to Baltimore?

You are more likely to see cheaper flights to Baltimore from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $405 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from San Diego for as low as $237 on momondo.

What cabin class options are available on San Diego to Baltimore/Washington flights?

There is only 1 cabin class available to choose from on San Diego to Baltimore/Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Baltimore flights?

You could potentially save up to 6% on your flight if you consider stops on a San Diego to Baltimore flight.

How have San Diego to Baltimore flight prices changed over time?

As of October 2025, prices for San Diego to Baltimore flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Baltimore (SAN to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Baltimore

Best Price Found

$185

Fastest flight time

4h 45m

Direct flights

Every day

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from San Diego in the past 72 hours is $185. The best round-trip flight deal from San Diego to Baltimore found on momondo in the last 72 hours is $307.
The fastest flight from San Diego to Baltimore takes 4h 45m
Direct flights go from San Diego to Baltimore every day.
There is 1 airport near Baltimore: Baltimore/Washington (BWI)
Search flight deals

  • How far is San Diego to Baltimore/Washington by plane?

    The distance between San Diego and Baltimore/Washington is about 2290.1 mi. 5h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Diego Airport to Baltimore/Washington Airport?

    Prices for flights from San Diego Airport to Baltimore/Washington Airport are updated daily.

  • How many operators does momondo search for flights from San Diego Airport to Baltimore/Washington Airport?

  • How old do you have to be to fly from San Diego Airport to Baltimore/Washington Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents required for your trip to Baltimore/Washington Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Baltimore/Washington Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Diego to Baltimore?

  • What is the most popular airline from San Diego to Baltimore?

Best airlines flying from San Diego to Baltimore

Compare and see reviews for airlines that fly from San Diego to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $128Free CancellationRating
5.8
3,154 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $145Free CancellationRating
6.3
8,065 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $237Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
7,961 reviews
Search Delta flights
SouthwestPriceFrom $307Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
American AirlinesPriceFrom $311Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Southwest Flights From San Diego to Baltimore

    The lowest priced Southwest flight from San Diego to Baltimore from the last 72 hours was $307. Generally, Southwest has 7 flights on this route every week with an average price of $478. Southwest is rated 8.0/10 by our users.

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Baltimore?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to Baltimore. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Diego to Baltimore with flexible booking policies on momondo?

Flights from San Diego to Baltimore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Diego to Baltimore?

momondo helps you find the best flight between San Diego and Baltimore by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Baltimore right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Baltimore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Baltimore trip

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