Cheap flights from Missouri to Los Angeles from $100
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Los Angeles departing on 7/11. 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 Missouri to Los Angeles
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
American Airlines flights from Missouri to Ontario
Our best American Airlines deals on Missouri to Ontario flight tickets
Frontier flights from Missouri to Ontario
Our best Frontier deals on Missouri to Ontario flight tickets
See travel insights to Los Angeles from
How to get the cheapest flight ticket from Missouri to Ontario
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 Ontario?
In general, February is the cheapest month to fly from Missouri to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $213. If you aren’t able to travel during the month of February, then book flights to Ontario from Missouri during June instead. Flights to Ontario in June, while not as cheap as those in February, still average around $281.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $291. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Missouri to Ontario for around $376.
What is the cheapest time of day to depart on your flight to Ontario?
In the afternoon is the cheapest time of day to fly from Missouri to Ontario when you can find flight prices for as low as $361. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $442 on average. Flights to Ontario from Missouri in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from Missouri when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $362 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Missouri for as low as $130 on momondo.
What is the cheapest airline that flies from Missouri to Ontario?
Frontier, Alaska Airlines, and Hawaiian Airlines are the most popular carriers operating from Missouri to Ontario
What airlines fly to Ontario?
American Airlines, Southwest and Spirit Airlines are the top three most popular airlines that fly to Ontario from Missouri according to our data. American Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from Missouri to Ontario on average per week?
5 flights are operational weekly from Missouri to Ontario as of June 2025. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.
How long does it take to fly to Ontario?
Average flight duration from Missouri to Ontario depends on which airport you fly into and out of. Flying from Springfield to Los Angeles is 3h 26m on average, while flying from Kansas City to Los Angeles is 3h 27m on average. Los Angeles is the most popular airport in Ontario.
Cheap Missouri to Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Missouri to Ontario
When did momondo last update prices for flights from Missouri to Ontario Airport?
Prices for flights from Missouri to Ontario Airport were last updated today.
How many operators does momondo search for flights from Missouri to Ontario Airport?
There are 5 operators available for flights from Missouri to Ontario Airport as of June 2025.
How old do you have to be to fly from Missouri to Ontario 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 Missouri to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario 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 Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Missouri to Ontario
Compare and see reviews for airlines that fly from Missouri to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $107 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $181 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $268 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $294 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $311 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Missouri to Ontario?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to Ontario for you.
Can I find flights from Missouri to Ontario with flexible booking policies on momondo?
All flight searches from Missouri to Ontario on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Missouri to Ontario?
Once you have performed a search for Missouri to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Missouri to Ontario right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Missouri to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.