Cheap flights from St. Louis to Pasco from $130
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Pasco departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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.Find the cheapest flights from St. Louis to Pasco
Cheap round-trip flights
Delta flights from St. Louis to Pasco
Our best Delta deals on St. Louis to Pasco flight tickets
United Airlines flights from St. Louis to Pasco
Our best United Airlines deals on St. Louis to Pasco flight tickets
See travel insights to Pasco from
How to get the cheapest flight ticket from St. Louis to Pasco
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 Pasco?
The month of October is, on average, the cheapest month to fly to Pasco from St. Louis, with most prices found around $326. The month of November is another great option to travel to Pasco, with average flight prices from St. Louis averaging around $358.
What is the cheapest day to depart on your flight to Pasco?
The cheapest day to depart from St. Louis to Pasco is on a Wednesday. Travelers who choose to depart for Pasco on a Wednesday will often find tickets for as low as $414. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Pasco on Thursday is $657.
What is the cheapest airline that flies from Lambert-St Louis to Pasco Tri Cities?
Hawaiian Airlines and Delta are the most popular carriers operating from Lambert-St Louis to Pasco Tri Cities
What airlines fly to Pasco?
Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Pasco from St. Louis according to our data. Alaska Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Pasco. Keep in mind that there are 3 different airlines that fly to Pasco on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Pasco
Cheap St. Louis to Pasco (STL to PSC) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Pasco
How far is Lambert-St Louis to Pasco Tri Cities by plane?
Lambert-St Louis and Pasco Tri Cities are 1553.5 mi apart from one another. In terms of flight time, this usually takes a little over 5h 19m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Pasco Tri Cities Airport?
Prices for flights from Lambert-St Louis Airport to Pasco Tri Cities Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Pasco Tri Cities Airport?
The number of operators available for flights from Lambert-St Louis Airport to Pasco Tri Cities Airport is 3 as of June 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Pasco Tri Cities 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 Lambert-St Louis Airport to Pasco Tri Cities Airport.
What documentation or ID do you need to fly to Pasco Tri Cities Airport?
The travel and health documents you'll need for your trip to Pasco Tri Cities Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Pasco Tri Cities Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Pasco?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Pasco is Delta, representing 48% of all bookings. The subsequent popular airlines are Alaska Airlines at 30% and United Airlines at 22%.
Best airlines flying from St. Louis to Pasco
Compare and see reviews for airlines that fly from St. Louis to Pasco with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $306 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $323 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $325 | Free Cancellation | Rating 8.0 10,000 reviews |
Traveling to a place near Pasco?
Book flights to Pasco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from St. Louis to Pasco?
It is quick and easy to find St. Louis to Pasco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Pasco that suits you.
Can I find flights from St. Louis to Pasco with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for St. Louis to Pasco flights to just show those with flexible booking policies.
How can momondo help me find flights from St. Louis to Pasco?
momondo provides multiple filters to help you find the best flight to Pasco from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from St. Louis to Pasco right now. Can momondo alert me if prices change?
Yes. momondo can track prices for St. Louis to Pasco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.