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 31m and 7h 30m, respectively.

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

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

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 59% 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.

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 May 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.

$268 Cheap Flights from Washington, D.C. to San Luis Potosí in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. and San Luis Potosí?

Prices are currently low for flights on this route. Typical prices usually range from $657 to $575. The lowest price recently found on this route was $455.

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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.

3:03 pm - 7:12 pm

BWI

SLP

6h 09m

1 stop

11:45 am - 9:34 am

SLP

BWI

19h 49m

2 stops

$455United Airlines

Fri, Aug 21 - Mon, Aug 31

3:00 pm - 7:12 pm

BWI

SLP

6h 12m

1 stop

11:45 am - 10:45 pm

SLP

BWI

9h 00m

1 stop

$500United Airlines

Tue, Jun 2 - Wed, Jun 10

2:18 pm - 12:11 am

BWI

SLP

11h 53m

2 stops

9:36 am - 12:16 am

SLP

BWI

12h 40m

2 stops

$520Delta

Fri, Aug 21 - Mon, Aug 31

8:47 pm - 1:24 pm

IAD

SLP

18h 37m

2 stops

2:00 pm - 7:50 am

SLP

IAD

15h 50m

2 stops

$533Frontier

Fri, Aug 21 - Mon, Aug 31

4:37 pm - 1:09 pm

BWI

SLP

22h 32m

1 stop

2:48 pm - 7:36 am

SLP

BWI

14h 48m

2 stops

$550Multiple Airlines

Sat, Jul 4 - Sat, Jul 25

8:57 pm - 1:24 pm

IAD

SLP

18h 27m

2 stops

2:48 pm - 7:50 am

SLP

IAD

15h 02m

2 stops

$554Frontier

Fri, Aug 14 - Tue, Aug 18

6:59 am - 8:42 am

DCA

SLP

27h 43m

2 stops

6:00 am - 10:28 pm

SLP

DCA

14h 28m

2 stops

$629Multiple Airlines

Tue, Jun 2 - Wed, Jun 10

4:55 pm - 7:42 am

IAD

SLP

16h 47m

1 stop

6:02 am - 3:20 pm

SLP

IAD

7h 18m

1 stop

$638Delta

Mon, Jun 22 - Mon, Jun 29

5:12 pm - 10:59 am

DCA

SLP

19h 47m

1 stop

11:53 am - 9:03 am

SLP

DCA

19h 10m

1 stop

$639American Airlines

Sat, Jun 20 - Sat, Jun 27

7:25 pm - 10:59 am

IAD

SLP

17h 34m

1 stop

11:53 am - 10:46 pm

SLP

IAD

8h 53m

1 stop

$659American Airlines

Sat, Jun 20 - Sat, Jun 27

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

Jun 20

DCA5:12 pmWashington, D.C. Reagan-National

19h 47m

1 stop

SLP10:59 amSan Luis Potosi

Jun 27

SLP11:53 amSan Luis Potosi

19h 10m

1 stop

DCA9:03 amWashington, D.C. Reagan-National

$639

American Airlines

Jun 20

IAD7:25 pmWashington, D.C. Dulles Intl

17h 34m

1 stop

SLP10:59 amSan Luis Potosi

Jun 27

SLP11:53 amSan Luis Potosi

8h 53m

1 stop

IAD10:46 pmWashington, D.C. Dulles Intl

$659

American Airlines

Jun 20

IAD8:22 pmWashington, D.C. Dulles Intl

16h 37m

2 stops

SLP10:59 amSan Luis Potosi

Jun 27

SLP11:53 amSan Luis Potosi

10h 20m

2 stops

IAD12:13 amWashington, D.C. Dulles Intl

$663

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

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

Aeromexico

Aug 26

BWI2:18 pmBaltimore/Washington

20h 44m

2 stops

SLP9:02 amSan Luis Potosi

Aug 28

SLP7:18 pmSan Luis Potosi

21h 17m

2 stops

BWI6:35 pmBaltimore/Washington

$606

Aeromexico

Aug 14

IAD4:50 pmWashington, D.C. Dulles Intl

9h 05m

1 stop

SLP11:55 pmSan Luis Potosi

Aug 18

SLP5:52 amSan Luis Potosi

7h 25m

1 stop

IAD3:17 pmWashington, D.C. Dulles Intl

$658

Aeromexico

Aug 14

IAD8:28 amWashington, D.C. Dulles Intl

17h 27m

2 stops

SLP11:55 pmSan Luis Potosi

Aug 18

SLP5:52 amSan Luis Potosi

7h 25m

1 stop

IAD3:17 pmWashington, D.C. Dulles Intl

$662

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 - SLP

BWISLP

Baltimore/Washington

Fri 8/21

3:03 pm-7:12 pm

1 stop6h 09m

San Luis Potosi

Mon 8/31

11:45 am-9:34 am

2 stops19h 49m

$455

Quickest round-trip

BaltimoreSan Luis Potosí

BWI - SLP

BWISLP

Baltimore/Washington

Tue 6/2

3:00 pm-7:12 pm

1 stop6h 12m

San Luis Potosi

Wed 6/10

11:45 am-10:45 pm

1 stop9h 00m

$500

BaltimoreSan Luis Potosí

BWI - SLP

BWISLP

Baltimore/Washington

Fri 8/21

2:18 pm-12:11 am

2 stops11h 53m

San Luis Potosi

Mon 8/31

9:36 am-12:16 am

2 stops12h 40m

$520

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Fri 8/21

8:47 pm-1:24 pm

2 stops18h 37m

San Luis Potosi

Mon 8/31

2:00 pm-7:50 am

2 stops15h 50m

$533

BaltimoreSan Luis Potosí

BWI - SLP

BWISLP

Baltimore/Washington

Sat 7/4

4:37 pm-1:09 pm

1 stop22h 32m

San Luis Potosi

Sat 7/25

2:48 pm-7:36 am

2 stops14h 48m

$550

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Fri 8/14

8:57 pm-1:24 pm

2 stops18h 27m

San Luis Potosi

Tue 8/18

2:48 pm-7:50 am

2 stops15h 02m

$554

Washington, D.C.San Luis Potosí

DCA - SLP

DCASLP

Washington, D.C. Reagan-National

Tue 6/2

6:59 am-8:42 am

2 stops27h 43m

San Luis Potosi

Wed 6/10

6:00 am-10:28 pm

2 stops14h 28m

$629

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Mon 6/22

4:55 pm-7:42 am

1 stop16h 47m

San Luis Potosi

Mon 6/29

6:02 am-3:20 pm

1 stop7h 18m

$638

Washington, D.C.San Luis Potosí

DCA - SLP

DCASLP

Washington, D.C. Reagan-National

Sat 6/20

5:12 pm-10:59 am

1 stop19h 47m

San Luis Potosi

Sat 6/27

11:53 am-9:03 am

1 stop19h 10m

$639

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Sat 6/20

7:25 pm-10:59 am

1 stop17h 34m

San Luis Potosi

Sat 6/27

11:53 am-10:46 pm

1 stop8h 53m

$659

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

Prices

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Other information

What is the typical price of a round-trip flight between Washington, D.C. and San Luis Potosí?

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 June. 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 June, then February is your next best option. Flight prices from Washington, D.C. to San Luis Potosí during February average around $0.

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 09m
Direct flights	None

The fastest flight from Washington, D.C. to San Luis Potosí takes 6h 09m

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 09m.
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 May 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 100% of the total bookings.

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 9,699 reviews		Search United Airlines flights

Real de Catorce

Why use momondo?

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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Cheap flights from Washington, D.C. to San Luis Potosí from $268

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

momondo Fare Finder

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See travel insights to San Luis Potosí from

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

What is the typical price of a round-trip flight between Washington, D.C. and 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?

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

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

Fastest flight time

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

Traveling to a place near San Luis Potosí?

Why use momondo?

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List of cabin classes available on flights landing in San Luis Potosí. Availability may vary depending on flight origin and airline.

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