Cheap flights from Ontario to Maine from $92
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Maine departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Ontario to Maine
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 Maine?
The cheapest month to fly to Maine from Ontario is in January. Flight prices, which tend to average around $246, are often lower during this time because this is during the off-season. If you aren’t able to travel to Maine during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $332.
What is the cheapest day to depart on your flight to Maine?
The cheapest day to depart from Ontario to Maine is on a Thursday. Travelers who choose to depart for Maine on a Thursday will often find tickets for as low as $451. Flights from Ontario to Maine on a Sunday will generally be more expensive and average around $989. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Maine?
The cheapest time of day to fly to Maine is in the evening when flights can be purchased for as low as $439. Flights in the morning are often more expensive with an average ticket price of $683.
Can stopping save me money on Ontario to Maine flights?
You could potentially save up to 3% on your flight if you consider stops on a Ontario to Maine flight.
What is the cheapest airline that flies from Ontario to Maine?
Southwest, Frontier, and United Airlines are the most popular carriers operating from Ontario to Maine
What airlines fly to Maine?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Maine from Ontario according to our data. American Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Maine. Keep in mind that there are 6 different airlines that fly to Maine on a routine basis, so you have a few additional options to choose from.
Cheap Ontario to Maine flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Maine
When did momondo last update prices for flights from Ontario Airport to Maine?
Prices for flights from Ontario Airport to Maine were last updated today.
How many operators does momondo search for flights from Ontario Airport to Maine?
As of June 2025, there are 7 operators available to choose from for flights from Ontario Airport to Maine.
How old do you have to be to fly from Ontario Airport to Maine?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Maine.
What documentation or ID do you need to fly to Maine?
The travel and health documents required for your trip to Maine 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 Maine. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Ontario to Maine
Compare and see reviews for airlines that fly from Ontario to Maine with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $259 | Free Cancellation | Rating 7.3 2,928 reviews | |||
| PriceFrom $287 | Free Cancellation | Rating 8.0 7,956 reviews | |||
| PriceFrom $300 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $380 | Free Cancellation | Rating 7.4 8,774 reviews | |||
| PriceFrom $523 | Free Cancellation | Rating 8.0 4,288 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Maine?
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 Ontario to Maine for you.
Can I find flights from Ontario to Maine with flexible booking policies on momondo?
All flight searches from Ontario to Maine on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Ontario to Maine?
momondo provides multiple filters to help you find the best flight to Maine from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Ontario to Maine right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Maine flights. All you need is a valid email address and we will do the rest; it is that quick and easy.