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Cheap flights from Washington to San Luis Potosí from $232

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 to San Luis Potosí departing on 4/18. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington to San Luis Potosí

Cheap round-trip flights

Enter your travel dates to find the best prices.
Aeromexico Logo
6:20 am - 9:10 pm
GEG
-
SLP
13h 50m
2 stops
Aeromexico Logo
8:12 am - 11:15 pm
SLP
-
GEG
16h 03m
2 stops
$583Aeromexico
Sat, Apr 25 - Wed, Apr 29

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 March 23, 2026.
Use the filters below to find and compare flights from Washington to San Luis Potosí that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpokaneSan Luis Potosí

GEG - SLP

GEGSLP

Spokane

Sat 4/25

6:20 am-9:10 pm

2 stops13h 50m

San Luis Potosi

Wed 4/29

8:12 am-11:15 pm

2 stops16h 03m

$583
Cheapest one-way
Quickest one-way

SpokaneSan Luis Potosí

GEG - SLP

GEGSLP

Spokane

Sat 4/18

3:15 pm-11:00 am

2 stops18h 45m

$232

SpokaneSan Luis Potosí

GEG - SLP

GEGSLP

Spokane

Sat 4/18

6:00 am-11:00 am

1 stop28h 00m

$237

SpokaneSan Luis Potosí

GEG - SLP

GEGSLP

Spokane

Sat 4/18

6:12 pm-2:10 pm

3 stops18h 58m

$329

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Luis Potosí from

How to get the cheapest flight ticket from State of Washington 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 month to fly to San Luis Potosí?

The cheapest month to fly to San Luis Potosí from State of Washington is in May. Flight prices, which tend to average around $157, 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 May, then July is your next best option. Flight prices from State of Washington to San Luis Potosí during July average around $350.

Can stopping save me money on State of Washington to San Luis Potosí flights?

You could potentially save up to 4% on your flight if you consider stops on a State of Washington to San Luis Potosí flight.

Cheap State of Washington to San Luis Potosí flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to San Luis Potosí

Fastest flight time

20h 11m

Direct flights

None
The fastest flight from State of Washington to San Luis Potosí takes 20h 11m
There are no direct flights from State of Washington to San Luis Potosí. There are no popular flight routes from State of Washington to San Luis Potosí.
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  • When did momondo last update prices for flights from Washington to San Luis Potosi Airport?

    Prices for flights from Washington to San Luis Potosi Airport are updated daily.

  • How old do you have to be to fly from Washington 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 to San Luis Potosi Airport.

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

    The travel and health documents required for your trip to San Luis Potosi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Luis Potosi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from State of Washington to San Luis Potosí

Compare and see reviews for airlines that fly from State of Washington to San Luis Potosí with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $515Free CancellationRating
7.1
11,487 reviews
Search American 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 to San Luis Potosí?

Finding the right flight to San Luis Potosí from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Luis Potosí quick and easy, saving you time and money.

Can I find flights from Washington 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 with this policy.

How can momondo help me find flights from Washington 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.

I’m not ready to book a flight from Washington to San Luis Potosí right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington to San Luis Potosí now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Luis Potosí and let you know when they change.

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1 adult
Wed 4/22
Wed 4/29
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