IAD - SLP

$223 Find Cheap Flights from Washington, D.C. to San Luis Potosí - Compare and Save

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Everything you should know

Cheapest round-trip
$312
Typical prices: $486-$678
Volaris
Sun 11/11Wed 11/21
IAD - SLP • 1 stop
Cheapest one-way
$223
Typical prices: $268-$489
Multiple Airlines
Fri 11/16
IAD - SLP • 2 stops
Nonstop flights
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.
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When to travel
Cheapest • 25% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $550 (round-trip)
Shortest trip • 8h 11m (one-way)
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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

Wed, Nov 11 - Sat, Nov 21
Volaris Logo
6:40 am - 10:28 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
16h 48m1 stop Guadalajara Miguel Hidal
Volaris Logo
9:36 am - 5:00 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
18h 24m1 stop Guadalajara Miguel Hidal
$312Volaris
Wed, Nov 11 - Sat, Nov 21
Multiple Airlines Logo
6:40 am - 10:28 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
16h 48m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
3:05 pm - 12:14 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
20h 09m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson
$395Multiple Airlines
Sat, Nov 21 - Tue, Dec 1
Frontier Logo
10:02 pm - 7:13 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
22h 11m1 stop Dallas/Fort Worth
Frontier Logo
3:05 pm - 11:11 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
19h 06m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson
$423Frontier
Thu, Nov 12 - Sat, Nov 21
Multiple Airlines Logo
9:06 pm - 1:50 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
41h 44m2 stops Atlanta Hartsfield-Jackson Houston George Bush Intcntl
Multiple Airlines Logo
9:36 am - 5:00 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
18h 24m1 stop Guadalajara Miguel Hidal
$446Multiple Airlines
Wed, Nov 11 - Sat, Nov 21
Frontier Logo
8:05 am - 1:50 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
30h 45m2 stops Atlanta Hartsfield-Jackson Houston George Bush Intcntl
Frontier Logo
3:05 pm - 8:40 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
28h 35m2 stops Houston George Bush Intcntl Orlando
$518Frontier
Fri, Nov 20 - Tue, Dec 1
Frontier Logo
9:35 pm - 7:13 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
46h 38m2 stops Orlando Dallas/Fort Worth
Frontier Logo
3:05 pm - 11:11 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
19h 06m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson
$533Frontier
Sat, Nov 21 - Tue, Dec 1
Frontier Logo
2:15 pm - 7:13 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
29h 58m2 stops Tampa Dallas/Fort Worth
Frontier Logo
3:05 pm - 11:11 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
19h 06m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson
$545Frontier
Mon, Oct 19 - Fri, Oct 23
Frontier Logo
9:06 pm - 1:34 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
18h 28m2 stops Atlanta Hartsfield-Jackson Houston George Bush Intcntl
Frontier Logo
1:36 pm - 10:17 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
18h 41m2 stops Dallas/Fort Worth Orlando
$550Frontier
Thu, Nov 12 - Sat, Nov 21
United Airlines Logo
2:38 pm - 8:57 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
7h 19m1 stop Houston George Bush Intcntl
United Airlines Logo
12:49 pm - 12:37 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
10h 48m1 stop Houston George Bush Intcntl
$703United Airlines
Thu, Dec 24 - Thu, Dec 31
United Airlines Logo
10:54 pm - 8:57 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
23h 03m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 am - 12:41 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
17h 41m1 stop Houston George Bush Intcntl
$854United 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.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to San Luis Potosí?

Round-trip flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí typically range from $486 to $678. The lowest price found in the past 5 days was $312, on Volaris.

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

Low season

September

Cheapest flight

$223
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 $314 to $2,417. 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 higher than usual. Average one-way flight prices are about $456, which is 6% above 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