HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cabo San Lucas

$175+ Cheap flights from Reagan-National (DCA) to Cabo San Lucas, Mexico

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SJD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Cabo San Lucas 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.

Cheap flight deals from Reagan-National to Cabo San Lucas

Cheapest flights from Reagan-National to Cabo San Lucas
Explore the most affordable flight options available from Reagan-National to Cabo San Lucas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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.
Sun 12/218:09 pmDCA - SJD
1 stop18h 38mDelta
Wed 12/311:52 pmSJD - DCA
1 stop7h 04mDelta
Deal found 12/16$402
This Delta deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:00 amDCA - SJD
1 stop8h 47mDelta
Wed 12/313:15 pmSJD - DCA
1 stop15h 57mDelta
Deal found 12/16$441
This Delta deal was found by Cheapflights users on 12/16. 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 12/176:00 amDCA - SJD
1 stop8h 10mDelta
Mon 12/221:05 pmSJD - DCA
1 stop7h 45mDelta
Deal found 12/16$447
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:00 amDCA - SJD
2 stops10h 28mAmerican Airlines
Mon 12/221:16 pmSJD - DCA
1 stop7h 44mAmerican Airlines
Deal found 12/16$452
This Delta deal was found by Cheapflights users on 12/16. 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.
Sun 12/218:09 pmDCA - SJD
1 stop18h 38mDelta
Fri 12/263:15 pmSJD - DCA
1 stop15h 58mDelta
Deal found 12/16$462
This Delta deal was found by Cheapflights users on 12/17. 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 12/246:00 amDCA - SJD
1 stop8h 00mDelta
Wed 12/311:52 pmSJD - DCA
1 stop7h 04mDelta
Deal found 12/17$480
This Delta deal was found by Cheapflights users on 12/16. 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.
Sun 12/218:09 pmDCA - SJD
1 stop18h 38mDelta
Sat 12/271:01 pmSJD - DCA
1 stop7h 49mDelta
Deal found 12/16$482
This Delta deal was found by Cheapflights users on 12/17. 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.
Mon 12/226:00 amDCA - SJD
1 stop10h 10mDelta
Mon 12/291:52 pmSJD - DCA
1 stop7h 04mDelta
Deal found 12/17$486

Find flight deals from Reagan-National to Cabo San Lucas

Keep the following information in mind while searching for Reagan-National to Cabo San Lucas flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$396
(Delta)

One-way from

$175
(Delta)

Popular in

May

Cheapest in

August

Average price

$548
Provider with most accurate pricing for Washington, D.C. (WAS)-San José del Cabo Los Cabos flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San José del Cabo Los Cabos flights.
Search Deals
From Washington, D.C. Reagan-National to Cabo San Lucas
Search Deals
One-way flight from Washington, D.C. Reagan-National to Cabo San Lucas
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Cabo San Lucas 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cabo San Lucas that are best for you.

Fly from

Reagan-National

Fly to

Cabo San Lucas

Route

Depart

Return

Price

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Mon 4/6

6:00 am-11:20 am

1 stop8h 20m

San José del Cabo Los Cabos

Thu 4/9

11:40 am-10:51 pm

1 stop8h 11m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Sat 2/28

8:10 am-2:32 pm

1 stop8h 22m

San José del Cabo Los Cabos

Sat 3/7

12:50 pm-11:59 pm

1 stop9h 09m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Wed 2/4

6:05 am-10:30 pm

2 stops18h 25m

San José del Cabo Los Cabos

Sat 2/7

1:45 pm-9:10 am

1 stop17h 25m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Tue 5/26

6:00 am-12:50 pm

1 stop9h 50m

San José del Cabo Los Cabos

Tue 6/2

1:00 pm-9:15 am

2 stops17h 15m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Mon 1/12

6:05 am-1:45 pm

1 stop9h 40m

San José del Cabo Los Cabos

Fri 1/16

11:45 am-10:00 pm

1 stop8h 15m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Mon 4/20

6:00 am-12:50 pm

1 stop9h 50m

San José del Cabo Los Cabos

Fri 4/24

1:46 pm-11:59 pm

1 stop7h 13m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Tue 1/27

6:05 am-12:12 pm

1 stop8h 07m

San José del Cabo Los Cabos

Sat 1/31

11:40 am-10:57 pm

1 stop9h 17m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Thu 1/22

6:05 am-12:12 pm

1 stop8h 07m

San José del Cabo Los Cabos

Tue 1/27

1:45 pm-11:32 pm

1 stop7h 47m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Sat 1/10

6:05 am-2:00 pm

1 stop9h 55m

San José del Cabo Los Cabos

Sat 1/17

11:40 am-10:57 pm

1 stop9h 17m

$396

Washington, D.C.San José del Cabo

DCA - SJD

DCASJD

Washington, D.C. Reagan-National

Mon 3/30

7:35 pm-7:45 am

2 stops15h 10m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 20 results
1
2

Best time to book a flight from Reagan-National to Cabo San Lucas

Have a flexible travel schedule? Discover the best time to fly to Cabo San Lucas from Reagan-National 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 Washington, D.C. Reagan-National Airport to Cabo San Lucas

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

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Cabo San Lucas. Price data was last updated on December 12, 2025.

The best time to book flights from Washington, D.C. Reagan-National Airport to Cabo San Lucas is 75 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 Washington, D.C. Reagan-National Airport to Cabo San Lucas?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Cabo San Lucas (average of $324). Flying from Washington, D.C. Reagan-National Airport to Cabo San Lucas in May is currently the most expensive (average of $414). 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 DCA to C4B?

Find hourly flight availability from Reagan-National to Cabo San Lucas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Washington, D.C. Reagan-National Airport to Cabo San Lucas in the afternoon. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Cabo San Lucas

Get insights into the airlines that provide service to Cabo San Lucas. 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 Cabo San Lucas. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Washington, D.C. Reagan-National Airport to Cabo San Lucas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,005 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,091 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,054 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

  • How long is the flight from Washington, D.C. Reagan-National Airport to Cabo San Lucas?

    Airlines like Delta and United Airlines fly from Washington, D.C. Reagan-National Airport to Cabo San Lucas in about 8h 20m. The time it takes to get you to your destination can typically vary by up to 02m. The distance from Washington, D.C. Reagan-National Airport to Cabo San Lucas is about 2200 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Reagan-National to Cabo San Lucas?

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

  • Can I find deals for business class flights from Reagan-National to Cabo San Lucas?

    Yes. Cheapflights offers flight deals from Reagan-National to Cabo San Lucas 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 Washington, D.C. Reagan-National Airport to Cabo San Lucas?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Cabo San Lucas (average of $324). Flying from Washington, D.C. Reagan-National Airport to Cabo San Lucas in May is currently the most expensive (average of $414). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Reagan-National to Cabo San Lucas

Discover the top 4 airlines that operate flights from Reagan-National to Cabo San Lucas. 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$373Average$468FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$377Average$528FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$389Average$691FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$460Average$540FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.