What are the cheapest airlines flying from San Jose to Washington, D.C. Reagan-National Airport round-trip?

Currently priced at $274, Southwest will fly you from San Jose to Washington, D.C. Reagan-National Airport and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Frontier - these airlines can fly you to your destination from $277 and $290, respectively. These flights start at 34% lower than the current average price 3 months from now.

What is the cheapest day to fly from San Jose to Washington, D.C. Reagan-National Airport?

Travelers seeking maximum savings on their San Jose to Washington, D.C. Reagan-National Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular airlines that fly from San Jose to Washington, D.C. Reagan-National Airport?

The most popular airlines flying from San Jose to Washington, D.C. Reagan-National Airport are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from San Jose to Washington, D.C. Reagan-National Airport?

Flights from San Jose to Washington, D.C. Reagan-National Airport are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Reagan-National Airport.

What is the cheapest month to fly from San Jose to Washington, D.C. Reagan-National Airport?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, September can be a great choice for travel to Washington, D.C. Reagan-National Airport. Flights to Washington, D.C. Reagan-National Airport from San Jose in September are about $352 on average during September, but can be found for as low as $100.

What airport do you fly from for flights from San Jose to Washington, D.C. Reagan-National?

Most people fly from San Jose (SJC) if they book a flight from San Jose to Washington, D.C. Reagan-National. On average, San Jose has 0 outbound flights to Washington, D.C. Reagan-National per day from 6 airlines. San Jose is conveniently located just 2.9 mi from San Jose’s city center.

Can I find deals for flights from San Jose to Reagan-National that include hotel bookings?

Yes. In addition to deals on San Jose to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Jose to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Reagan-National.

Can I find deals for business class flights from San Jose to Reagan-National?

Yes. Cheapflights offers flight deals from San Jose to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$134+ Flights from San Jose to Washington, D.C. Reagan-National Airport

Q: How far in advance should I book a flight from San Jose to Washington, D.C. Reagan-National Airport?

To save up to 154% on this flight, we recommend booking at least 18 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Jose to Washington, D.C. Reagan-National Airport from $238 1-2 weeks out and tickets from $488 for flights departing within the next 72 hours.

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1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Jose to Washington, D.C. Reagan-National are usually found in September or February, booked 44 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from San Jose to Reagan-National

Round-trip from	$274 (Southwest)
One-way from	$134 (Trip.com)
Popular in	December
Cheapest in	September
Average price	$421

From San Jose to Washington, D.C. Reagan-National

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One-way flight from San Jose to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from San Jose to Reagan-National

Cheapest flights from San Jose to Reagan-National
Explore the most affordable flight options available from San Jose to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Mon 7/286:40 amSJC - DCA

2 stops9h 55mSouthwest

Wed 7/302:30 pmDCA - SJC

2 stops9h 50mSouthwest

Deal found 6/30

$274

Fri 8/110:25 pmSJC - DCA

1 stop7h 06mDelta

Wed 8/65:28 pmDCA - SJC

1 stop7h 18mDelta

Deal found 6/30

$277

Mon 8/2512:01 pmSJC - DCA

1 stop6h 58mFrontier

Mon 9/17:00 amDCA - SJC

1 stop7h 16mFrontier

Deal found 6/30

$290

Mon 9/1510:35 amSJC - DCA

1 stop7h 24mAlaska Airlines

Wed 9/248:00 amDCA - SJC

1 stop9h 21mAlaska Airlines

Deal found 7/1

$296

Sat 8/211:38 amSJC - DCA

1 stop8h 21mAmerican Airlines

Sat 8/910:20 amDCA - SJC

1 stop9h 16mAmerican Airlines

Deal found 7/1

$307

Fri 10/2410:53 amSJC - DCA

1 stop7h 21mHawaiian Airlines

Tue 10/288:59 amDCA - SJC

1 stop8h 18mHawaiian Airlines

Deal found 7/1

$326

Sat 8/231:05 pmSJC - DCA

1 stop7h 54mUnited Airlines

Mon 9/16:00 amDCA - SJC

1 stop9h 05mUnited Airlines

Deal found 7/1

$364

Best flights from San Jose to Reagan-National
Discover carefully curated flight deals from San Jose to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Mon 7/286:40 amSJC - DCA

2 stops9h 55mSouthwest

Wed 7/302:30 pmDCA - SJC

2 stops9h 50mSouthwest

Deal found 6/30

$274

Fri 8/110:25 pmSJC - DCA

1 stop7h 06mDelta

Wed 8/65:28 pmDCA - SJC

1 stop7h 18mDelta

Deal found 6/30

$277

Mon 8/2512:01 pmSJC - DCA

1 stop6h 58mFrontier

Mon 9/17:00 amDCA - SJC

1 stop7h 16mFrontier

Deal found 6/30

$290

Mon 9/1510:35 amSJC - DCA

1 stop7h 24mAlaska Airlines

Wed 9/248:00 amDCA - SJC

1 stop9h 21mAlaska Airlines

Deal found 7/1

$296

Sat 8/211:38 amSJC - DCA

1 stop8h 21mAmerican Airlines

Sat 8/910:20 amDCA - SJC

1 stop9h 16mAmerican Airlines

Deal found 7/1

$307

Fri 10/2410:53 amSJC - DCA

1 stop7h 21mHawaiian Airlines

Tue 10/288:59 amDCA - SJC

1 stop8h 18mHawaiian Airlines

Deal found 7/1

$326

Sat 8/231:05 pmSJC - DCA

1 stop7h 54mUnited Airlines

Mon 9/16:00 amDCA - SJC

1 stop9h 05mUnited Airlines

Deal found 7/1

$364

Last-minute flights from San Jose to Reagan-National
Discover last-minute flight deals from San Jose to Reagan-National. Data last updated July 1, 2025 and is based on user searches.

Tue 7/810:20 amSJC - DCA

1 stop7h 39mHawaiian Airlines

Tue 7/158:59 amDCA - SJC

1 stop8h 38mHawaiian Airlines

Deal found 6/30

$440

Tue 7/89:45 amSJC - DCA

2 stops9h 30mAmerican Airlines

Tue 7/155:00 amDCA - SJC

1 stop8h 48mAmerican Airlines

Deal found 6/30

$446

Wed 7/96:35 amSJC - DCA

1 stop7h 20mSouthwest

Wed 7/236:00 amDCA - SJC

1 stop8h 00mSouthwest

Deal found 7/1

$384

Wed 7/910:32 amSJC - DCA

1 stop8h 10mAlaska Airlines

Wed 7/308:59 amDCA - SJC

1 stop27h 44mAlaska Airlines

Deal found 7/1

$472

Wed 7/96:30 amSJC - DCA

2 stops12h 27mMultiple Airlines

Sat 7/126:00 pmDCA - SJC

1 stop20h 22mMultiple Airlines

Deal found 6/30

$487

Wed 7/97:00 amSJC - DCA

2 stops11h 29mUnited Airlines

Wed 7/306:00 amDCA - SJC

1 stop9h 02mUnited Airlines

Deal found 7/1

$526

Thu 7/1012:18 pmSJC - DCA

1 stop25h 41mFrontier

Thu 7/247:00 amDCA - SJC

1 stop7h 22mFrontier

Deal found 7/1

$331

Tue 7/1510:32 amSJC - DCA

1 stop8h 10mHawaiian Airlines

Thu 7/178:59 amDCA - SJC

1 stop8h 38mHawaiian Airlines

Deal found 6/30

$390

Mon 7/286:40 amSJC - DCA

2 stops9h 55mSouthwest

Wed 7/302:30 pmDCA - SJC

2 stops9h 50mSouthwest

Deal found 6/30

$274

Fri 8/110:25 pmSJC - DCA

1 stop7h 06mDelta

Wed 8/65:28 pmDCA - SJC

1 stop7h 18mDelta

Deal found 6/30

$277

Sat 8/211:38 amSJC - DCA

1 stop8h 21mAmerican Airlines

Sat 8/910:20 amDCA - SJC

1 stop9h 16mAmerican Airlines

Deal found 7/1

$307

Sat 8/231:05 pmSJC - DCA

1 stop7h 54mUnited Airlines

Mon 9/16:00 amDCA - SJC

1 stop9h 05mUnited Airlines

Deal found 7/1

$364

One-way flights from San Jose to Reagan-National
Search for one-way flight options from San Jose to Reagan-National. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Sat 11/110:23 amSJC - DCA

1 stop7h 42mHawaiian Airlines

Deal found 6/30

$134

Mon 10/2712:17 pmSJC - DCA

1 stop25h 44mFrontier

Deal found 6/30

$135

Thu 7/316:30 amSJC - DCA

1 stop9h 05mDelta

Deal found 6/30

$139

Thu 11/2710:05 amSJC - DCA

1 stop8h 50mAlaska Airlines

Deal found 7/1

$152

Fri 10/311:16 pmSJC - DCA

1 stop7h 28mUnited Airlines

Deal found 6/30

$172

Fri 8/111:24 pmSJC - DCA

2 stops10h 18mAmerican Airlines

Deal found 6/30

$194

Mon 7/147:25 amSJC - DCA

2 stops10h 25mSouthwest

Deal found 6/29

$201

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Jose to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Mon 7/28

6:40 am-7:35 pm

2 stops9h 55m

Washington, D.C. Reagan-National

Wed 7/30

2:30 pm-9:20 pm

2 stops9h 50m

$274

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Fri 8/1

10:25 pm-8:31 am

1 stop7h 06m

Washington, D.C. Reagan-National

Wed 8/6

5:28 pm-9:46 pm

1 stop7h 18m

$277

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Mon 8/25

12:01 pm-9:59 pm

1 stop6h 58m

Washington, D.C. Reagan-National

Mon 9/1

7:00 am-11:16 am

1 stop7h 16m

$290

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Mon 9/15

10:35 am-8:59 pm

1 stop7h 24m

Washington, D.C. Reagan-National

Wed 9/24

8:00 am-2:21 pm

1 stop9h 21m

$296

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Sat 8/2

11:38 am-10:59 pm

1 stop8h 21m

Washington, D.C. Reagan-National

Sat 8/9

10:20 am-4:36 pm

1 stop9h 16m

$307

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Fri 10/24

10:53 am-9:14 pm

1 stop7h 21m

Washington, D.C. Reagan-National

Tue 10/28

8:59 am-2:17 pm

1 stop8h 18m

$326

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Sat 8/23

1:05 pm-11:59 pm

1 stop7h 54m

Washington, D.C. Reagan-National

Mon 9/1

6:00 am-12:05 pm

1 stop9h 05m

$364

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Sat 11/1

10:23 am-9:05 pm

1 stop7h 42m

$134

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Mon 10/27

12:17 pm-5:01 pm

1 stop25h 44m

$135

San JoseWashington, D.C.

SJC - DCA

SJCDCA

San Jose

Thu 7/31

6:30 am-6:35 pm

1 stop9h 05m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 14 results

Best time to book a flight from San Jose to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from San Jose with our price prediction graph.

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 Jose to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from San Jose to Washington, D.C. Reagan-National Airport?

The best time to book flights from San Jose to Washington, D.C. Reagan-National Airport is 44 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 Jose to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from San Jose to Washington, D.C. Reagan-National Airport (average of $278). Flying from San Jose to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 SJC to DCA?

It’s optimal to fly from San Jose to Washington, D.C. Reagan-National Airport in the afternoon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Alaska Airlines, Southwest, and Delta from San Jose to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,273 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,973 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.8

Good

2,539 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,858 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly from for flights from San Jose to Washington, D.C. Reagan-National?
Most people fly from San Jose (SJC) if they book a flight from San Jose to Washington, D.C. Reagan-National. On average, San Jose has 0 outbound flights to Washington, D.C. Reagan-National per day from 6 airlines. San Jose is conveniently located just 2.9 mi from San Jose’s city center.
What are the cheapest airlines flying from San Jose to Washington, D.C. Reagan-National Airport round-trip?
Currently priced at $274, Southwest will fly you from San Jose to Washington, D.C. Reagan-National Airport and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Frontier - these airlines can fly you to your destination from $277 and $290, respectively. These flights start at 34% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from San Jose to Washington, D.C. Reagan-National Airport one-way?
The cheapest airlines for a one-way flight from San Jose to Washington, D.C. Reagan-National Airport are Hawaiian Airlines ($134), Frontier ($135), and Delta ($139).
Can I find deals for flights from San Jose to Reagan-National that include hotel bookings?
Yes. In addition to deals on San Jose to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Jose to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Reagan-National.
Can I find deals for business class flights from San Jose to Reagan-National?
Yes. Cheapflights offers flight deals from San Jose to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Jose to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from San Jose to Washington, D.C. Reagan-National Airport (average of $278). Flying from San Jose to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

See more FAQs

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Top 6 airlines flying from San Jose to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$140	Average$235	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$232	Average$464	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$256	Average$426	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$263	Average$396	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$276	Average$425	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$276	Average$429	FlexibilityNo cancel fee	On-time69%

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$134+ Cheap flights from San Jose (SJC) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Jose to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Jose to Washington, D.C. Reagan-National are usually found in September or February, booked 44 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from San Jose to Reagan-National

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Jose to Reagan-National

Cheapest flights from San Jose to Reagan-NationalExplore the most affordable flight options available from San Jose to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from San Jose to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Jose to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from San Jose to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from San Jose with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Jose to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from San Jose to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Jose to Reagan-National. Price data was last updated on June 27, 2025.

What is the cheapest month to book a flight from San Jose to Washington, D.C. Reagan-National Airport?

What is the cheapest time of day to fly from SJC to DCA?

Find hourly flight availability from San Jose to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Alaska Airlines, Southwest, and Delta from San Jose to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from San Jose to Washington, D.C. Reagan-National?

What are the cheapest airlines flying from San Jose to Washington, D.C. Reagan-National Airport round-trip?

What are the cheapest airlines to fly from San Jose to Washington, D.C. Reagan-National Airport one-way?

Can I find deals for flights from San Jose to Reagan-National that include hotel bookings?

How can I find direct flights from San Jose to Reagan-National?

Can I find deals for business class flights from San Jose to Reagan-National?

What is the cheapest month to book a flight from San Jose to Washington, D.C. Reagan-National Airport?

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Top 6 airlines flying from San Jose to Reagan-National

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Cheapest flights from San Jose to Reagan-National
Explore the most affordable flight options available from San Jose to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.