Cheap Flights from San Diego to Baltimore Washington International

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Compare San Diego to Baltimore Washington International flight deals

Find the cheapest month or even day of the year to fly to Baltimore Washington International

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Flight deals from San Diego to Baltimore Washington International

Looking for a cheap last-minute deal or the best return flight from San Diego to Baltimore Washington International Airport? If you want to travel next month, return fares start from Rs68,873. Find the lowest prices on one-way and return tickets right here.

Washington D.C..Rs33,378 per passenger.Departing Tue, 27 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Tue, 27 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs33,378, select.

Washington D.C..Rs36,513 per passenger.Departing Mon, 9 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Mon, 9 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs36,513, select.

Washington D.C..Rs38,049 per passenger.Departing Wed, 30 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 30 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs38,049, select.

Washington D.C..Rs40,916 per passenger.Departing Tue, 17 Nov.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Tue, 17 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs40,916, select.

Washington D.C..Rs40,939 per passenger.Departing Tue, 27 Oct.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Tue, 27 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs40,939, select.

Washington D.C..Rs43,757 per passenger.Departing Tue, 1 Dec.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Diego International on Tue, 1 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs43,757, select.

Washington D.C..Rs44,053 per passenger.Departing Tue, 22 Sep.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Tue, 22 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs44,053, select.

Washington D.C..Rs46,428 per passenger.Departing Tue, 5 Jan.One-way flight with United.Outbound indirect flight with United, departs from San Diego International on Tue, 5 Jan, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs46,428, select.

Washington D.C..Rs46,469 per passenger.Departing Wed, 2 Dec.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Wed, 2 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs46,469, select.

Washington D.C..Rs46,640 per passenger.Departing Tue, 9 Mar.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Tue, 9 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs46,640, select.

Washington D.C..Rs49,468 per passenger.Departing Tue, 5 Jan.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Tue, 5 Jan, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs49,468, select.

Washington D.C..Rs49,468 per passenger.Departing Tue, 9 Mar.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Tue, 9 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs49,468, select.

Washington D.C..Rs51,942 per passenger.Departing Wed, 17 Feb.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from San Diego International on Wed, 17 Feb, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs51,942, select.

Washington D.C..Rs60,169 per passenger.Departing Fri, 30 Apr.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Fri, 30 Apr, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs60,169, select.

Washington D.C..Rs60,247 per passenger.Departing Wed, 30 Jun.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Wed, 30 Jun, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs60,247, select.

Washington D.C..Rs60,247 per passenger.Departing Thu, 1 Jul.One-way flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Thu, 1 Jul, arriving in Baltimore Washington International.Price includes taxes and charges.From Rs60,247, select.

Find the cheapest month to fly from San Diego to Baltimore Washington International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to Baltimore Washington International flights are currently cheapest in October.

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Direct flights from San Diego to Baltimore Washington International

San Diego to Baltimore Washington International: Alternative routes

Compare routes from San Diego to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Baltimore Washington International.

San Diego to Washington D.C.: Flight information

The things to know before you go.

Cheapest flight found	Rs33,378
Cheapest month to fly	October
Average flight time	4 hrs, 54 mins
Most popular airline	Southwest Airlines
Average flights per week	23

Finding cheap flights from San Diego to Baltimore Washington International: Frequently asked questions

How much are return flights from San Diego to Baltimore Washington International?

The best price we found for a return flight from San Diego to Baltimore Washington International is Rs67,324. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from San Diego to Baltimore Washington International?

4 hours and 54 minutes is the average flight time from San Diego to Baltimore Washington International.

Which airlines fly direct from San Diego to Baltimore Washington International?

Southwest Airlines flies direct from San Diego to Baltimore Washington International.

How many flights are there a week from San Diego to Baltimore Washington International?

As of September 2026, there are 23 flights per week flying from San Diego to Baltimore Washington International.

When is the cheapest time to fly from San Diego to Baltimore Washington International?

The cheapest month to fly from San Diego to Baltimore Washington International is usually September.

Which upcoming date is cheapest to fly from San Diego to Baltimore Washington International Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Baltimore Washington International Airport on Tuesday, 22 September 2026.

Can I get a direct flight from San Diego to Baltimore Washington International Airport?

Yes – the average flight time is 4 hours and 54 minutes.

How can I find the best flight deal to Baltimore Washington International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Baltimore Washington International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Washington D.C.?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Flying from San Diego to Baltimore Washington International Airport (BWI): What you need to know

San Diego's main airport is San Diego International Airport (SAN). Explore your options for leaving from this base when reserving your flights from San Diego to Baltimore Washington International Airport (BWI).
Around 4 hours 55 minutes is how long you can expect to be travelling on a direct San Diego to Baltimore Washington International Airport flight.
The timezone in Washington DC is UTC-5, which is three hours ahead of San Diego. Baltimore Washington International Airport is located in Washington DC.
San Diego International Airport (SAN) to Baltimore Washington International Airport (BWI) is the most popular route. There are 17 direct flights a week to choose from. If you have plans before you fly, hop on the last flight with Southwest Airlines at 9:45pm. Opt for the first SAN to BWI departure with Southwest Airlines at 6:20am if you'd rather not wait around.
To ensure you get on your flight from San Diego to BWI, leave plenty of time for things like baggage drop and finding your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the standard rule.
Flying during a peak month like July? Busy periods (like Thanksgiving, Christmas and New Year) can add another hour at check-in and security. Play things extra safe and arrive up to four hours before international flights and two hours before domestic departures.

Airports in San Diego

San Diego International Airport (SAN)

San Diego International Airport (SAN) provides a hassle-free way to reach your destination. Nonstop flights from San Diego to Baltimore Washington International Airport (BWI) take off from this terminal.
Southwest Airlines is a well-known carrier that offers direct flights from San Diego to Baltimore Washington International Airport departing from SAN.
The majority of passengers prefer to fly with Southwest Airlines between SAN and BWI.
Southwest Airlines sets the standard for punctuality. A dependable 83.71% of its services on this route arrive without delay.
Located around 5 kilometres from the centre of San Diego, SAN can be reached in about 15 minutes by car, depending on traffic. The journey on public transport takes roughly 25 minutes.
Have an early flight from San Diego to Baltimore Washington International Airport? Avoid rushing to the terminal (and get a little more snooze time) by choosing one of these hotels near San Diego International Airport:
Of all flights leaving San Diego International Airport, 74% arrive as scheduled at their destination.
The address for SAN is N Harbour Dr.

McClellan-Palomar Airport (CLD)

CLD is approximately 48 kilometres from the centre of San Diego. Plan ahead to work out the easiest way to arrive at your terminal.
Want to enjoy an extra night away before catching your San Diego to BWI flight? Relax in a hotel near McClellan-Palomar Airport before your break officially starts. These stays have your key waiting:
Flights from McClellan-Palomar Airport have a strong track record for punctuality, with 88% of them touching down as planned.

About Baltimore Washington International Airport (BWI)

If you're coming in on a late flight from San Diego to Baltimore Washington International Airport, few things beat the convenience of staying close to the terminal. Pick up your luggage at baggage claim and then be showered and snoozing soon after at one of these hotels near BWI:
To lock in the lowest price, book your ride around two weeks ahead of your San Diego to Baltimore Washington International Airport flight.

Getting from Baltimore Washington International Airport (BWI) to central Washington DC

Baltimore Washington International Airport is around 48 kilometres from the centre of Washington DC. It takes around 40 minutes or so to drive to the city.
It takes around 50 minutes if you're travelling on public transport.

How to find the cheapest flights from San Diego to Baltimore Washington International Airport (BWI)

Rs33,378 is currently the best price for a one-way ticket from San Diego to Baltimore Washington International Airport. A return flight starts at Rs67,324. These fares can change based on demand.
Don't leave things to the last minute. You're more likely to find cheap flights from San Diego to BWI if you book early. Airlines often have some great early bird deals.
The 'Whole month' tool will show you the cheapest San Diego to Baltimore Washington International Airport tickets throughout the month. It's a good way to snap up a bargain if your plans are flexible.
You don't need to search every day to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment a new deal shows up on plane tickets from San Diego to BWI.
Tailor your flights using filters. Pick your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from San Diego to Baltimore Washington International Airport.

The best time to fly from San Diego to Baltimore Washington International Airport (BWI)

It's time to decide when to book your flight from San Diego to Baltimore Washington International Airport (BWI). July is the peak month for travel to Washington DC. If you're all about a more relaxed kind of trip, think about going in December.
Before locking in your San Diego to BWI plane ticket, consider what kind of weather you prefer. July is the warmest month in Washington DC, with temperatures ranging from 19ºC to 33ºC.
January has temperatures of between -6ºC and 10ºC. Search for cheap tickets from San Diego to Baltimore Washington International Airport around that time if you want to travel when it's cooler.

More about Washington DC

When it comes to looking for somewhere to lay your head, you'll find the best places to stay in Washington DC right here. Explore these hotels after locking in your flight from San Diego to Baltimore Washington International Airport:
There are so many things to discover in this city, it can be hard to work out where to start. Lincoln Memorial, The White House and Smithsonian National Museum of Natural History are major attractions which should be on any good Washington DC itinerary.

Explore more of the United States

Washington DC has plenty to offer, but there are so many other corners of the United States waiting to be discovered. Around 153 kilometres northeast of Washington DC, a trip to Philadelphia will keep you on the move. Start with leading attractions like Independence Hall, Liberty Bell and Philadelphia Museum of Art.
Virginia Beach is another sought-after destination in the United States and is around 274 kilometres south of Washington DC. No trip is complete without dropping by Virginia Beach Boardwalk, Resort Beach and Neptune's Park.