What is the cheapest airline that flies from Washington, D.C. to San Luis Potosi?

Volaris, Delta, and American Airlines are the most popular carriers operating from Washington, D.C. to San Luis Potosi

Which airport is the most popular layover for flights between Washington, D.C. and San Luis Potosí?

Houston (IAH) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to San Luis Potosí?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into San Luis Potosí, then you can expect flight times to average 6h 27m and 6h 39m, respectively.

Which layover airport offers the lowest fares from Washington, D.C. to San Luis Potosí?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $552.

What airlines fly to San Luis Potosí?

United Airlines, American Airlines and Aeromexico are the top three most popular airlines that fly to San Luis Potosí from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to San Luis Potosí. Keep in mind that there are 4 different airlines that fly to San Luis Potosí on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Washington, D.C. to San Luis Potosí?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 6h 49m.

Which layover airport has the shortest connection time from Washington, D.C. to San Luis Potosí?

Atlanta (ATL) has the shortest average layover time for this route: 1h 56m.

When did momondo last update prices for flights from Washington, D.C. to San Luis Potosi Airport?

Prices for flights from Washington, D.C. to San Luis Potosi Airport were last updated today.

How many operators does momondo search for flights from Washington, D.C. to San Luis Potosi Airport?

The number of operators available for flights from Washington, D.C. to San Luis Potosi Airport is 1 as of August 2026.

How old do you have to be to fly from Washington, D.C. to San Luis Potosi Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Luis Potosi Airport.

What documentation or ID do you need to fly to San Luis Potosi Airport?

The travel and health documents you'll need for your trip to San Luis Potosi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Luis Potosi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$173 Cheap Flights from Washington, D.C. to San Luis Potosí in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to San Luis Potosí

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:29 pm - 1:01 pmBWI Baltimore/Washington-SLP San Luis Potosi

25h 32m1 stop Dallas/Fort Worth

2:48 pm - 8:30 pmSLP San Luis Potosi-BWI Baltimore/Washington

27h 42m1 stop Houston George Bush Intcntl

$438Frontier

Thu, Sep 24 - Thu, Oct 1

5:42 pm - 1:34 pmBWI Baltimore/Washington-SLP San Luis Potosi

21h 52m1 stop Houston George Bush Intcntl

7:04 am - 11:04 pmSLP San Luis Potosi-BWI Baltimore/Washington

14h 00m2 stops Cancun Atlanta Hartsfield-Jackson

$456Multiple Airlines

Fri, Sep 25 - Fri, Oct 2

9:04 pm - 1:01 pmIAD Washington, D.C. Dulles Intl-SLP San Luis Potosi

41h 57m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth

1:51 pm - 11:33 amSLP San Luis Potosi-IAD Washington, D.C. Dulles Intl

19h 42m1 stop Dallas/Fort Worth

$457Multiple Airlines

Fri, Sep 25 - Fri, Oct 2

2:25 pm - 1:01 pmBWI Baltimore/Washington-SLP San Luis Potosi

24h 36m1 stop Dallas/Fort Worth

2:48 pm - 9:25 amSLP San Luis Potosi-BWI Baltimore/Washington

16h 37m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson

$470Multiple Airlines

Sat, Sep 5 - Sat, Sep 12

6:00 am - 5:27 pmBWI Baltimore/Washington-SLP San Luis Potosi

13h 27m2 stops Atlanta Hartsfield-Jackson Mexico City Benito Juarez

9:40 am - 12:51 amSLP San Luis Potosi-BWI Baltimore/Washington

13h 11m2 stops Mexico City Benito Juarez Atlanta Hartsfield-Jackson

$490Aeromexico

Mon, Oct 5 - Fri, Oct 9

5:42 pm - 1:34 pmBWI Baltimore/Washington-SLP San Luis Potosi

21h 52m1 stop Houston George Bush Intcntl

1:51 pm - 11:40 amSLP San Luis Potosi-BWI Baltimore/Washington

19h 49m1 stop Dallas/Fort Worth

$493Multiple Airlines

Fri, Sep 25 - Fri, Oct 2

4:57 pm - 12:18 pmBWI Baltimore/Washington-SLP San Luis Potosi

20h 21m1 stop Dallas/Fort Worth

1:18 pm - 10:57 amSLP San Luis Potosi-BWI Baltimore/Washington

20h 39m1 stop Dallas/Fort Worth

$496American Airlines

Fri, Jan 15 - Mon, Mar 1

4:57 pm - 12:18 pmBWI Baltimore/Washington-SLP San Luis Potosi

20h 21m1 stop Dallas/Fort Worth

1:18 pm - 10:57 amSLP San Luis Potosi-BWI Baltimore/Washington

20h 39m1 stop Dallas/Fort Worth

$500American Airlines

Tue, Jan 12 - Sat, Feb 27

4:57 pm - 12:18 pmBWI Baltimore/Washington-SLP San Luis Potosi

20h 21m1 stop Dallas/Fort Worth

1:18 pm - 10:52 pmSLP San Luis Potosi-BWI Baltimore/Washington

8h 34m1 stop Dallas/Fort Worth

$500American Airlines

Fri, Jan 22 - Wed, Mar 10

3:04 pm - 7:12 pmBWI Baltimore/Washington-SLP San Luis Potosi

6h 08m1 stop Houston George Bush Intcntl

11:45 am - 9:14 pmSLP San Luis Potosi-BWI Baltimore/Washington

7h 29m1 stop Houston George Bush Intcntl

$575United Airlines

Thu, Sep 24 - Wed, Sep 30

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Delta flights from Washington, D.C. to San Luis Potosí

Our best Delta deals on Washington, D.C. to San Luis Potosí flight tickets

Delta

Jan 22

BWI7:00 amBaltimore/Washington

14h 52m

2 stops

SLP8:52 pmSan Luis Potosi

Mar 10

SLP5:48 amSan Luis Potosi

10h 15m

2 stops

BWI5:03 pmBaltimore/Washington

$546

Delta

Sep 24

BWI6:17 amBaltimore/Washington

18h 28m

2 stops

SLP10:45 pmSan Luis Potosi

Oct 1

SLP9:40 amSan Luis Potosi

11h 21m

2 stops

BWI11:01 pmBaltimore/Washington

$552

Delta

Sep 25

BWI6:17 amBaltimore/Washington

12h 51m

2 stops

SLP5:08 pmSan Luis Potosi

Oct 2

SLP9:40 amSan Luis Potosi

11h 44m

2 stops

BWI11:24 pmBaltimore/Washington

$567

American Airlines flights from Washington, D.C. to San Luis Potosí

Our best American Airlines deals on Washington, D.C. to San Luis Potosí flight tickets

American Airlines

Jan 15

BWI4:57 pmBaltimore/Washington

20h 21m

1 stop

SLP12:18 pmSan Luis Potosi

Mar 1

SLP1:18 pmSan Luis Potosi

20h 39m

1 stop

BWI10:57 amBaltimore/Washington

$496

American Airlines

Jan 12

BWI4:57 pmBaltimore/Washington

20h 21m

1 stop

SLP12:18 pmSan Luis Potosi

Mar 1

SLP1:18 pmSan Luis Potosi

20h 39m

1 stop

BWI10:57 amBaltimore/Washington

$500

American Airlines

Jan 15

BWI4:57 pmBaltimore/Washington

20h 21m

1 stop

SLP12:18 pmSan Luis Potosi

Feb 28

SLP1:18 pmSan Luis Potosi

20h 39m

1 stop

BWI10:57 amBaltimore/Washington

$501

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to San Luis Potosí that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Thu 9/24

1:29 pm-1:01 pm

1 stop25h 32m

San Luis Potosi

Thu 10/1

2:48 pm-8:30 pm

1 stop27h 42m

$438

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Fri 9/25

5:42 pm-1:34 pm

1 stop21h 52m

San Luis Potosi

Fri 10/2

7:04 am-11:04 pm

2 stops14h 00m

$456

Washington, D.C.San Luis Potosí

IAD Washington, D.C. Dulles Intl - SLP San Luis Potosi

IADSLP

Washington, D.C. Dulles Intl

Fri 9/25

9:04 pm-1:01 pm

2 stops41h 57m

San Luis Potosi

Fri 10/2

1:51 pm-11:33 am

1 stop19h 42m

$457

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Sat 9/5

2:25 pm-1:01 pm

1 stop24h 36m

San Luis Potosi

Sat 9/12

2:48 pm-9:25 am

2 stops16h 37m

$470

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Mon 10/5

6:00 am-5:27 pm

2 stops13h 27m

San Luis Potosi

Fri 10/9

9:40 am-12:51 am

2 stops13h 11m

$490

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Fri 9/25

5:42 pm-1:34 pm

1 stop21h 52m

San Luis Potosi

Fri 10/2

1:51 pm-11:40 am

1 stop19h 49m

$493

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Fri 1/15

4:57 pm-12:18 pm

1 stop20h 21m

San Luis Potosi

Mon 3/1

1:18 pm-10:57 am

1 stop20h 39m

$496

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Tue 1/12

4:57 pm-12:18 pm

1 stop20h 21m

San Luis Potosi

Sat 2/27

1:18 pm-10:57 am

1 stop20h 39m

$500

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Fri 1/22

4:57 pm-12:18 pm

1 stop20h 21m

San Luis Potosi

Wed 3/10

1:18 pm-10:52 pm

1 stop8h 34m

$500

Quickest round-trip

BaltimoreSan Luis Potosí

BWI Baltimore/Washington - SLP San Luis Potosi

BWISLP

Baltimore/Washington

Thu 9/24

3:04 pm-7:12 pm

1 stop6h 08m

San Luis Potosi

Wed 9/30

11:45 am-9:14 pm

1 stop7h 29m

$575

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to San Luis Potosí

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

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What is the cheapest month to fly to San Luis Potosí?

The cheapest month to fly to San Luis Potosí from Washington, D.C. is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to San Luis Potosí in February, then March is your next best option. Flight prices from Washington, D.C. to San Luis Potosí during March average around $314.

When to book flights from Washington, D.C. to San Luis Potosí

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to San Luis Potosí according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to San Luis Potosí (WAS to SLP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to San Luis Potosí

Fastest flight time	6h 49m
Direct flights	None

The fastest flight from Washington, D.C. to San Luis Potosí takes 6h 49m

There are no direct flights from Washington, D.C. to San Luis Potosí. There are no popular flight routes from Washington, D.C. to San Luis Potosí.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to San Luis Potosí

How far is Washington, D.C. to San Luis Potosi by plane?
Washington, D.C. and San Luis Potosi are 1824.6 mi apart from one another. By plane, this route typically takes 6h 49m.
When did momondo last update prices for flights from Washington, D.C. to San Luis Potosi Airport?
Prices for flights from Washington, D.C. to San Luis Potosi Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to San Luis Potosi Airport?
The number of operators available for flights from Washington, D.C. to San Luis Potosi Airport is 1 as of August 2026.
How old do you have to be to fly from Washington, D.C. to San Luis Potosi Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Luis Potosi Airport.
What documentation or ID do you need to fly to San Luis Potosi Airport?
The travel and health documents you'll need for your trip to San Luis Potosi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Luis Potosi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. to San Luis Potosí?
Based on momondo bookings for flights between Washington, D.C. and San Luis Potosí, the leading airline is United Airlines, making up 63% of the total bookings. Other popular airlines include Delta with 37%.

Best airlines flying from Washington, D.C. to San Luis Potosí

Compare and see reviews for airlines that fly from Washington, D.C. to San Luis Potosí with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $407	Free Cancellation	Rating 7.4 10,108 reviews		Search United Airlines flights

Real de Catorce

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Why should I use momondo to find a flight deal from Washington, D.C. to San Luis Potosí?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to San Luis Potosí. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to San Luis Potosí with flexible booking policies on momondo?

Yes. All flights to San Luis Potosí from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to San Luis Potosí?

Once all potential Washington, D.C. to San Luis Potosí flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to San Luis Potosí right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Luis Potosí from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Delta flights from Washington, D.C. to San Luis Potosí

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American Airlines flights from Washington, D.C. to San Luis Potosí

Our best American Airlines deals on Washington, D.C. to San Luis Potosí flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to San Luis Potosí

What is the cheapest month to fly to San Luis Potosí?

What is the cheapest airline that flies from Washington, D.C. to San Luis Potosi?

What airlines fly to San Luis Potosí?

Which airport is the most popular layover for flights between Washington, D.C. and San Luis Potosí?

Which layover airport offers the lowest fares from Washington, D.C. to San Luis Potosí?

Which layover airport has the shortest travel time from Washington, D.C. to San Luis Potosí?

Which layover airport has the shortest connection time from Washington, D.C. to San Luis Potosí?

How long does it take to fly to San Luis Potosí?

When to book flights from Washington, D.C. to San Luis Potosí

Cheap Washington, D.C. to San Luis Potosí (WAS to SLP) flight deals and tips

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Direct flights

Frequently asked questions about flying from Washington, D.C. to San Luis Potosí

Best airlines flying from Washington, D.C. to San Luis Potosí

Compare and see reviews for airlines that fly from Washington, D.C. to San Luis Potosí with momondo

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