In terms of precipitation, rainfall in Cabo San Lucas ranges from 0.0 - 4.5 inches per month. September is typically the wettest month, when rainfall can reach 4.5 in. March is typically the driest time to visit Cabo San Lucas when rainfall is around 0.0 in.

If weather is an important factor for your trip to Cabo San Lucas, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 66.2 F).

What are the most popular routes from Washington, D.C. to Cabo San Lucas?

The most popular route from Washington, D.C. to Cabo San Lucas is Washington, D.C. Dulles Intl - San José del Cabo Los Cabos. You may also consider Washington, D.C. Reagan-National - San José del Cabo Los Cabos or Baltimore/Washington - San José del Cabo Los Cabos.

What are the cheapest flights from Washington, D.C. to Cabo San Lucas?

Looking for the cheapest flight from Washington, D.C. to Cabo San Lucas? While on average our users pay $913, our data indicates the cheapest price to be $705. The most popular route (Washington, D.C. Dulles Intl - San José del Cabo Los Cabos), is priced around $328.

What are the most popular airlines that fly from Washington, D.C. to Cabo San Lucas?

Before booking your flight from Washington, D.C. to Cabo San Lucas check out the most popular airlines for this route: United Airlines, American Airlines or Delta.

What is the cheapest time of day to fly from WAS to C4B?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Cabo San Lucas as you normally would.

Can I find deals for flights from Washington, D.C. to Cabo San Lucas that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Cabo San Lucas flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. 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 Washington, D.C. to Cabo San Lucas.

Can I find deals for business class flights from Washington, D.C. to Cabo San Lucas?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

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Find flight deals from Washington, D.C. to Cabo San Lucas

Popular in	November
Cheapest in	April
Average price	$768

Highest demand for flights based on searches. 12% potential increase in price ($93 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Reviews of airlines servicing Cabo San Lucas

Peruse reviews from past customers who have flown with Southwest,Delta, andAeromexico from Washington, D.C. to Cabo San Lucas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,213 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.

Southwest

8.0

Very good

4,213 reviews

Southwest

8.0

Very good

4,213 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Delta

7.8

Good

8,628 reviews

Southwest

8.0

Very good

4,213 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Aeromexico

7.5

Good

1,447 reviews

Southwest

8.0

Very good

4,213 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

United Airlines

7.4

Good

10,281 reviews

Southwest

8.0

Very good

4,213 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

American Airlines

7.0

Good

12,127 reviews

Southwest

8.0

Very good

4,213 reviews

Reviews

1 / 20

10.0

Excellent

Edward,Sep 2026

MCO - BWI

Related info for your journey

What are the most popular routes from Washington, D.C. to Cabo San Lucas?
The most popular route from Washington, D.C. to Cabo San Lucas is Washington, D.C. Dulles Intl - San José del Cabo Los Cabos. You may also consider Washington, D.C. Reagan-National - San José del Cabo Los Cabos or Baltimore/Washington - San José del Cabo Los Cabos.
What are the cheapest flights from Washington, D.C. to Cabo San Lucas?
Looking for the cheapest flight from Washington, D.C. to Cabo San Lucas? While on average our users pay $913, our data indicates the cheapest price to be $705. The most popular route (Washington, D.C. Dulles Intl - San José del Cabo Los Cabos), is priced around $328.
Can I find deals for flights from Washington, D.C. to Cabo San Lucas that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Cabo San Lucas flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. 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 Washington, D.C. to Cabo San Lucas.
Can I find deals for business class flights from Washington, D.C. to Cabo San Lucas?
Yes. Cheapflights offers flight deals from Washington, D.C. 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.

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Top 7 airlines flying from Washington, D.C. to Cabo San Lucas

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$139	Average$257	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$214	Average$508	FlexibilityNo cancel fee	On-timeN/A
Aeromexico	Cheapest$276	Average$624	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$358	Average$606	FlexibilityNo cancel fee	On-time69%
JetBlue	Cheapest$370	Average$517	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$372	Average$592	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$441	Average$641	FlexibilityNo cancel fee	On-time63%

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Find cheap flights from Washington, D.C. to Cabo San Lucas with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Washington, D.C. to Cabo San Lucas

Popular in

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Average price

Reviews of airlines servicing Cabo San Lucas

Peruse reviews from past customers who have flown with Southwest,Delta, andAeromexico from Washington, D.C. to Cabo San Lucas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the most popular routes from Washington, D.C. to Cabo San Lucas?

What are the cheapest flights from Washington, D.C. to Cabo San Lucas?

Can I find deals for flights from Washington, D.C. to Cabo San Lucas that include hotel bookings?

How can I find direct flights from Washington, D.C. to Cabo San Lucas?

Can I find deals for business class flights from Washington, D.C. to Cabo San Lucas?

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.

Alternative routes for Washington, D.C. to Cabo San Lucas

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Complete your trip

Complete your trip to Cabo San Lucas by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Washington, D.C. to Cabo San Lucas by cabin class

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Washington, D.C. and Cabo San Lucas flights

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Cheap flights from Washington, D.C. (WAS) to Cabo San Lucas, Mexico

Find cheap flights from Washington, D.C. to Cabo San Lucas with Cheapflights

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3. Compare prices and book

Find flight deals from Washington, D.C. to Cabo San Lucas

Popular in

Cheapest in

Average price

Reviews of airlines servicing Cabo San Lucas

Peruse reviews from past customers who have flown with Southwest,Delta, andAeromexico from Washington, D.C. to Cabo San Lucas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the most popular routes from Washington, D.C. to Cabo San Lucas?

What are the cheapest flights from Washington, D.C. to Cabo San Lucas?

Can I find deals for flights from Washington, D.C. to Cabo San Lucas that include hotel bookings?

How can I find direct flights from Washington, D.C. to Cabo San Lucas?

Can I find deals for business class flights from Washington, D.C. to Cabo San Lucas?

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.

Alternative routes for Washington, D.C. to Cabo San Lucas

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Cabo San Lucas by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Washington, D.C. to Cabo San Lucas by cabin class

Find flights from Washington, D.C. to Cabo San Lucas, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Washington, D.C. and Cabo San Lucas flights

Browse other Washington, D.C. and Cabo San Lucas flight options. Last updated on October 5, 2026.

Other flights from Washington, D.C.

Browse through other flights departing from Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on October 5, 2026.

Popular flight searches

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Washington, D.C. to Cabo San Lucas flights

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Top 7 airlines flying from Washington, D.C. to Cabo San Lucas

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