IAD - SLP

$183 Find Cheap Flights from Washington, D.C. to San Luis Potosí - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$341
Typical prices: $486-$678
Volaris
Tue 10/9Fri 10/26
IAD - SLP • 1 stop
Cheapest one-way
$183
Typical prices: $268-$489
Multiple Airlines
Tue 12/11
IAD - SLP • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and San Luis Potosí. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 25% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $550 (round-trip)
Mexico City Benito Juarez (MEX)
Shortest trip • 8h 11m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to San Luis Potosí!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to San Luis Potosí (IAD-SLP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to San Luis Potosí

Fri, Oct 9 - Mon, Oct 26
Multiple Airlines Logo
6:40 am - 10:31 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
17h 51m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
1:36 pm - 5:12 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
25h 36m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson
$341Multiple Airlines
Thu, Nov 5 - Thu, Nov 12
Multiple Airlines Logo
9:06 pm - 9:05 amIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
36h 59m2 stops Atlanta Hartsfield-Jackson Guadalajara Miguel Hidal
Multiple Airlines Logo
9:36 am - 5:00 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
18h 24m1 stop Guadalajara Miguel Hidal
$349Multiple Airlines
Fri, Oct 16 - Sat, Oct 24
Multiple Airlines Logo
6:40 am - 10:31 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
17h 51m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
7:04 am - 12:21 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
15h 17m2 stops Cancun Atlanta Hartsfield-Jackson
$362Multiple Airlines
Mon, Nov 9 - Mon, Nov 16
Multiple Airlines Logo
7:40 am - 9:05 amIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
26h 25m2 stops Atlanta Hartsfield-Jackson Guadalajara Miguel Hidal
Multiple Airlines Logo
1:20 pm - 11:36 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
21h 16m1 stop Dallas/Fort Worth
$416Multiple Airlines
Fri, Oct 9 - Mon, Oct 26
Multiple Airlines Logo
6:40 am - 10:31 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
17h 51m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
1:36 pm - 11:36 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
20h 00m1 stop Dallas/Fort Worth
$417Multiple Airlines
Thu, Nov 5 - Thu, Nov 12
Multiple Airlines Logo
9:06 pm - 7:13 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
23h 07m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth
Multiple Airlines Logo
3:05 pm - 10:21 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
18h 16m2 stops Houston George Bush Intcntl Orlando
$436Multiple Airlines
Fri, Oct 16 - Sat, Oct 24
Multiple Airlines Logo
6:40 am - 10:31 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
17h 51m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
2:48 pm - 10:17 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
17h 29m3 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson Orlando
$474Multiple Airlines
Mon, Nov 9 - Mon, Nov 16
Multiple Airlines Logo
7:40 am - 10:28 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
15h 48m2 stops Atlanta Hartsfield-Jackson Guadalajara Miguel Hidal
Multiple Airlines Logo
1:20 pm - 5:12 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
26h 52m3 stops Dallas/Fort Worth Orlando Atlanta Hartsfield-Jackson
$474Multiple Airlines
Thu, Nov 19 - Sun, Dec 6
United Airlines Logo
6:00 am - 11:49 amIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
6h 49m1 stop Houston George Bush Intcntl
United Airlines Logo
12:49 pm - 8:49 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
7h 00m1 stop Houston George Bush Intcntl
$672United Airlines
Mon, Dec 14 - Mon, Dec 21
United Airlines Logo
2:24 pm - 8:57 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
7h 33m1 stop Houston George Bush Intcntl
United Airlines Logo
12:49 pm - 10:41 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
8h 52m1 stop Houston George Bush Intcntl
$738United Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to San Luis Potosí flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

United Airlines ($672) offered the cheapest round-trip ticket from Washington, D.C. Dulles Intl Airport to San Luis Potosí in the last 5 days.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to San Luis Potosí flights

Low season

September

Cheapest flight

$183
One-way flight from Washington, D.C. Dulles Intl Airport to San Luis Potosí

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

Are your dates flexible? Find out the best times to travel from Washington, D.C. to San Luis Potosí based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to San Luis Potosí flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to San Luis Potosí takes 00m, covering 1,800 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to San Luis Potosí flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí range from $486 to $678, with an average of $508 over the past 12 months. Anything below $486 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to San Luis Potosí changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $341 to $2,599. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to San Luis Potosí looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to San Luis Potosí are currently lower than usual. Average one-way flight prices are about $270, which is 38% below the typical average for this route.

  • What car rental options are available at San Luis Potosi Airport (SLP)?

    San Luis Potosi Airport (SLP) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • Budget
    • Europcar
    • Hertz
    • Fox
    • Avis

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

    Flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at San Luis Potosi (SLP).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí most commonly connect through:

    • Houston George Bush Intcntl (IAH) - 52% of one-stop connections
    • Dallas/Fort Worth (DFW) - 42% of one-stop connections
    • Mexico City Benito Juarez (MEX) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

    Yes. Flexible dates can save you up to 47% on flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí. Thursday is the cheapest departure day at $508 round-trip on average, while Sunday is the most expensive at $944, a difference of $436.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 8h, compared with 8h 11m via Mexico City Benito Juarez (MEX) and 8h 49m via Houston George Bush Intcntl (IAH).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and San Luis Potosí?

    San Luis Potosí is 2 hours behind Washington, D.C. Dulles Intl Airport (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to San Luis Potosí flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average $508, about $436 less than Sunday fares (46% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to San Luis Potosí trip for February. Fares historically average $380 round-trip in that month - typically $458 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Washington, D.C. to San Luis Potosí

Complete your trip to San Luis Potosí with a hotel stay or car rental

Car rentals in San Luis Potosí
Hotels in San Luis Potosí