IAD - SLP

$313 Find Cheap Flights from Washington, D.C. to San Luis Potosí - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$313
Typical prices: $476-$678
Volaris
Sun 11/4Fri 11/9
IAD - SLP • 1 stop
Cheapest one-way
$436
Typical prices: $268-$489
Frontier
Thu 1/4
IAD - SLP • 1 stop
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
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $550 (round-trip)
Houston George Bush Intcntl (IAH)
Shortest trip • 7h 50m (one-way)
Insights
Insights
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We hope you love your trip to San Luis Potosí!

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

 

Cheap flights from Washington, D.C. to San Luis Potosí with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Wed, Nov 4 - Mon, Nov 9
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
1:20 pm - 5:12 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
26h 52m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson
$313Multiple Airlines
Wed, Nov 4 - Mon, Nov 9
Multiple Airlines Logo
6:40 am - 9:05 amIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
27h 25m1 stop 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
$365Multiple Airlines
Wed, Nov 11 - Mon, Nov 16
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
11:55 am - 10:21 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
21h 26m2 stops San Antonio Orlando
$386Multiple Airlines
Thu, Nov 26 - Thu, Dec 3
Multiple Airlines Logo
10:47 pm - 7:13 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
21h 26m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth
Multiple Airlines Logo
9:36 am - 5:00 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
18h 24m1 stop Guadalajara Miguel Hidal
$392Multiple Airlines
Wed, Nov 11 - Mon, Nov 16
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
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
$397Multiple Airlines
Wed, Nov 4 - Mon, Nov 9
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
1:20 pm - 5:12 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
26h 52m3 stops Dallas/Fort Worth Tampa Atlanta Hartsfield-Jackson
$404Multiple Airlines
Fri, Jan 15 - Thu, Jan 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
7:00 am - 12:19 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
16h 19m2 stops Cancun Atlanta Hartsfield-Jackson
$417Multiple Airlines
Wed, Nov 4 - Wed, Nov 11
Frontier Logo
6:07 pm - 1:50 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
20h 43m2 stops Atlanta Hartsfield-Jackson Houston George Bush Intcntl
Frontier Logo
1:20 pm - 11:36 amSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
21h 16m1 stop Dallas/Fort Worth
$423Frontier
Fri, Jan 15 - Sun, Jan 24
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
7:00 am - 2:43 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
30h 43m2 stops Cancun Atlanta Hartsfield-Jackson
$428Multiple Airlines
Fri, Dec 25 - Sat, Jan 9
United Airlines Logo
6:00 am - 8:57 pmIAD  Washington, D.C. Dulles Intl-SLP San Luis Potosi
15h 57m1 stop Houston George Bush Intcntl
United Airlines Logo
6:00 am - 8:51 pmSLP  San Luis Potosi-IAD Washington, D.C. Dulles Intl
13h 51m1 stop Houston George Bush Intcntl
$942United Airlines

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?

Frontier ($423) and United Airlines ($642) are the cheapest airlines to fly round-trip from Washington, D.C. Dulles Intl Airport to San Luis Potosí according to KAYAK data over the last 5 days.

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

Low season

October

Cheapest flight

$313
Beat the crowds with an average 80% drop in travelers.
The most popular month to fly with an average 10% increase in travelers.
Round-trip 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 $476 to $678, with an average of $508 over the past 12 months. Anything below $476 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 $313 to $1,530. That means the highest observed fare was about 5x 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 $566, which is 50% 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) - 48% of one-stop connections
    • Dallas/Fort Worth (DFW) - 45% of one-stop connections
    • Mexico City Benito Juarez (MEX) - 7% 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 29% on flights from Washington, D.C. Dulles Intl Airport to San Luis Potosí. Sunday is the cheapest departure day at $494 round-trip on average, while Friday is the most expensive at $687, a difference of $193.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • 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 Houston George Bush Intcntl (IAH) gives the shortest average 1-stop total travel time at 7h 50m, compared with 8h via Dallas/Fort Worth (DFW) and 8h 11m via Mexico City Benito Juarez (MEX).

  • 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 Sunday departure and avoid flying on Friday. On this route, Sunday flights average $494, about $193 less than Friday fares (28% 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
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