Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí from $202

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to San Luis Potosí departing on 6/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 am - 7:10 pm
IAD
-
SLP
13h 10m
2 stops
Multiple Airlines Logo
1:20 pm - 12:35 pm
SLP
-
IAD
22h 15m
1 stop
$572Multiple Airlines
Wed, Nov 4 - Sun, Nov 15
Multiple Airlines Logo
7:00 am - 7:10 pm
IAD
-
SLP
13h 10m
2 stops
Multiple Airlines Logo
1:20 pm - 12:35 pm
SLP
-
IAD
22h 15m
1 stop
$592Multiple Airlines
Mon, Nov 2 - Sun, Nov 15
Multiple Airlines Logo
8:33 pm - 1:24 pm
IAD
-
SLP
18h 51m
2 stops
Multiple Airlines Logo
1:51 pm - 6:42 pm
SLP
-
IAD
26h 51m
1 stop
$615Multiple Airlines
Mon, Aug 3 - Mon, Aug 31
Multiple Airlines Logo
7:00 am - 7:10 pm
IAD
-
SLP
13h 10m
2 stops
Multiple Airlines Logo
1:20 pm - 12:35 pm
SLP
-
IAD
22h 15m
1 stop
$623Multiple Airlines
Fri, Nov 6 - Sun, Nov 15
Delta Logo
4:50 pm - 11:55 pm
IAD
-
SLP
9h 05m
1 stop
Delta Logo
5:52 am - 3:17 pm
SLP
-
IAD
7h 25m
1 stop
$648Delta
Mon, Aug 3 - Mon, Aug 31
Aeromexico Logo
12:37 pm - 7:42 am
IAD
-
SLP
21h 05m
2 stops
Aeromexico Logo
6:02 am - 3:20 pm
SLP
-
IAD
7h 18m
1 stop
$652Aeromexico
Tue, Jun 23 - Tue, Jun 30
Delta Logo
4:50 pm - 11:55 pm
IAD
-
SLP
9h 05m
1 stop
Delta Logo
9:36 am - 12:10 am
SLP
-
IAD
12h 34m
2 stops
$658Delta
Mon, Aug 3 - Mon, Aug 31
Aeromexico Logo
8:29 am - 7:42 am
IAD
-
SLP
25h 13m
2 stops
Aeromexico Logo
6:50 pm - 6:32 pm
SLP
-
IAD
21h 42m
2 stops
$662Aeromexico
Tue, Jun 23 - Tue, Jun 30
American Airlines Logo
8:22 pm - 10:52 am
IAD
-
SLP
16h 30m
2 stops
American Airlines Logo
11:50 am - 2:02 pm
SLP
-
IAD
24h 12m
1 stop
$682American Airlines
Wed, Jul 29 - Wed, Aug 12
American Airlines Logo
6:08 am - 10:59 am
IAD
-
SLP
6h 51m
1 stop
American Airlines Logo
11:51 am - 8:49 am
SLP
-
IAD
18h 58m
2 stops
$687American Airlines
Mon, Jun 22 - Thu, Jul 2

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

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to San Luis Potosí flight tickets
American Airlines
Jul 29
IAD8:22 pmWashington, D.C. Dulles Intl
16h 30m
2 stops
SLP10:52 amSan Luis Potosi
Aug 12
SLP11:50 amSan Luis Potosi
24h 12m
1 stop
IAD2:02 pmWashington, D.C. Dulles Intl
$682
American Airlines
Jun 22
IAD6:08 amWashington, D.C. Dulles Intl
6h 51m
1 stop
SLP10:59 amSan Luis Potosi
Jul 2
SLP11:51 amSan Luis Potosi
18h 58m
2 stops
IAD8:49 amWashington, D.C. Dulles Intl
$687
American Airlines
Jun 22
IAD6:20 amWashington, D.C. Dulles Intl
30h 39m
2 stops
SLP10:59 amSan Luis Potosi
Jul 2
SLP11:51 amSan Luis Potosi
18h 58m
2 stops
IAD8:49 amWashington, D.C. Dulles Intl
$688

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

Our best Aeromexico deals on Washington, D.C. Dulles Intl Airport to San Luis Potosí flight tickets
Aeromexico
Jun 23
IAD12:37 pmWashington, D.C. Dulles Intl
21h 05m
2 stops
SLP7:42 amSan Luis Potosi
Jun 30
SLP6:02 amSan Luis Potosi
7h 18m
1 stop
IAD3:20 pmWashington, D.C. Dulles Intl
$652
Aeromexico
Jun 23
IAD8:29 amWashington, D.C. Dulles Intl
25h 13m
2 stops
SLP7:42 amSan Luis Potosi
Jun 30
SLP6:50 pmSan Luis Potosi
21h 42m
2 stops
IAD6:32 pmWashington, D.C. Dulles Intl
$662
Aeromexico
Jun 22
IAD4:55 pmWashington, D.C. Dulles Intl
16h 47m
1 stop
SLP7:42 amSan Luis Potosi
Jul 2
SLP6:02 amSan Luis Potosi
7h 18m
1 stop
IAD3:20 pmWashington, D.C. Dulles Intl
$690

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí 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, momondo users made 832,500 searches. Data last updated May 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Wed 11/4

7:00 am-7:10 pm

2 stops13h 10m

San Luis Potosi

Sun 11/15

1:20 pm-12:35 pm

1 stop22h 15m

$572

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Mon 11/2

7:00 am-7:10 pm

2 stops13h 10m

San Luis Potosi

Sun 11/15

1:20 pm-12:35 pm

1 stop22h 15m

$592

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Mon 8/3

8:33 pm-1:24 pm

2 stops18h 51m

San Luis Potosi

Mon 8/31

1:51 pm-6:42 pm

1 stop26h 51m

$615

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Fri 11/6

7:00 am-7:10 pm

2 stops13h 10m

San Luis Potosi

Sun 11/15

1:20 pm-12:35 pm

1 stop22h 15m

$623
Quickest round-trip

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Mon 8/3

4:50 pm-11:55 pm

1 stop9h 05m

San Luis Potosi

Mon 8/31

5:52 am-3:17 pm

1 stop7h 25m

$648

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Tue 6/23

12:37 pm-7:42 am

2 stops21h 05m

San Luis Potosi

Tue 6/30

6:02 am-3:20 pm

1 stop7h 18m

$652

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Mon 8/3

4:50 pm-11:55 pm

1 stop9h 05m

San Luis Potosi

Mon 8/31

9:36 am-12:10 am

2 stops12h 34m

$658

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Tue 6/23

8:29 am-7:42 am

2 stops25h 13m

San Luis Potosi

Tue 6/30

6:50 pm-6:32 pm

2 stops21h 42m

$662

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Wed 7/29

8:22 pm-10:52 am

2 stops16h 30m

San Luis Potosi

Wed 8/12

11:50 am-2:02 pm

1 stop24h 12m

$682

Washington, D.C.San Luis Potosí

IAD - SLP

IADSLP

Washington, D.C. Dulles Intl

Mon 6/22

6:08 am-10:59 am

1 stop6h 51m

San Luis Potosi

Thu 7/2

11:51 am-8:49 am

2 stops18h 58m

$687

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to San Luis Potosí from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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

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

United Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl 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. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 48% 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 to book flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to San Luis Potosí (IAD to SLP) flight deals and tips

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

Fastest flight time

6h 19m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to San Luis Potosí takes 6h 19m
There are no direct flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to San Luis Potosí.
Search flight deals

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

  • How far is Washington, D.C. Dulles Intl to San Luis Potosi by plane?

    There are 1807.4 mi between Washington, D.C. Dulles Intl and San Luis Potosi. 6h 19m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to San Luis Potosi Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to San Luis Potosi Airport.

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

    The required travel and health documents for your San Luis Potosi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Luis Potosi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to San Luis Potosí with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $407Free CancellationRating
7.4
9,747 reviews
Search United Airlines flights

Traveling to a place near San Luis Potosí?

Book flights to San Luis Potosí if you plan to visit one of these locations
Real de Catorce

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Luis Potosí from Washington, D.C..

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

Yes. momondo enables you to select and highlight flights to San Luis Potosí from Washington, D.C. with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Luis Potosí from Washington, D.C..

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?

If you are simply researching potential flights to San Luis Potosí, momondo offers a useful price alert feature which will track prices for flights to San Luis Potosí from Washington, D.C. and alert you when they change.

An easier way to manage your San Luis Potosí trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 6/25
Thu 7/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico

Fly your favorite airline to San Luis Potosí

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
American Airlines
Aeromexico
Delta