Cheap flights from Ontario to Alaska from $206
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 Alaska departing on 5/25. 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 Ontario to Alaska
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Delta flights from Ontario to Alaska
Our best Delta deals on Ontario to Alaska flight tickets
Alaska Airlines flights from Ontario to Alaska
Our best Alaska Airlines deals on Ontario to Alaska flight tickets
See travel insights to Alaska from
How to get the cheapest flight ticket from Ontario to Alaska
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 Alaska?
If you don’t want to visit Alaska in January, then you should wait until October to fly from Ontario, when ticket prices are also cheap, with an average price of $471.
What is the cheapest day to depart on your flight to Alaska?
The cheapest day to depart from Ontario to Alaska is on a Monday. Travelers who choose to depart for Alaska on a Monday will often find tickets for as low as $497. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Alaska for around $624.
What is the cheapest time of day to depart on your flight to Alaska?
Our data shows that the cheapest Ontario to Alaska flights are usually those with departure times in the afternoon. Our users have found flights to Alaska in the afternoon for as low as $558. In the morning is when there is more demand to fly to Alaska, so prices are often more expensive at around $603 per ticket.
How far in advance should I book a flight to Alaska?
You are more likely to see cheaper flights to Alaska from Ontario when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $546 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from Ontario for as low as $497 on momondo.
What is the cheapest airline that flies from Ontario to Alaska?
Delta, American Airlines, and Hawaiian Airlines are the most popular carriers operating from Ontario to Alaska
What airlines fly to Alaska?
Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Alaska from Ontario according to our data. Alaska Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 5 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.
Cheap Ontario to Alaska flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Alaska
When did momondo last update prices for flights from Ontario Airport to Alaska?
Prices for flights from Ontario Airport to Alaska refresh daily.
How many operators does momondo search for flights from Ontario Airport to Alaska?
As of April 2025, there are 2 operators available to choose from for flights from Ontario Airport to Alaska.
How old do you have to be to fly from Ontario Airport to Alaska?
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 Alaska.
What documentation or ID do you need to fly to Alaska?
The travel and health documents required for your trip to Alaska 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 Alaska. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Ontario to Alaska
Compare and see reviews for airlines that fly from Ontario to Alaska with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $297 | Free Cancellation | Rating 8.0 7,917 reviews | |||
| PriceFrom $365 | Free Cancellation | Rating 8.0 9,882 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Alaska?
Finding the right flight to Alaska from Ontario 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 Alaska quick and easy, saving you time and money.
Can I find flights from Ontario to Alaska with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ontario to Alaska flights to just show those with flexible booking policies.
How can momondo help me find flights from Ontario to Alaska?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Alaska.
I’m not ready to book a flight from Ontario to Alaska right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Ontario to Alaska 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.