Cheap flights from District of Columbia to Los Angeles from $136
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Los Angeles departing on 8/13. 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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Frontier flights from District of Columbia to Ontario
Our best Frontier deals on District of Columbia to Ontario flight tickets
American Airlines flights from District of Columbia to Ontario
Our best American Airlines deals on District of Columbia to Ontario flight tickets
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How to get the cheapest flight ticket from District of Columbia 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, August is the cheapest month to fly from District of Columbia to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $298. If you aren’t able to travel during the month of August, then book flights to Ontario from District of Columbia during April instead. Flights to Ontario in April, while not as cheap as those in August, still average around $326.
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 $323. 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 District of Columbia to Ontario for around $480.
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 District of Columbia to Ontario when you can find flight prices for as low as $366. 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 evening when prices are $431 on average. Flights to Ontario from District of Columbia in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest District of Columbia to Ontario flight route?
Fly from Baltimore/Washington to Ontario for the best District of Columbia - Ontario flight prices
What is the cheapest airline that flies from District of Columbia to Ontario?
Frontier, Alaska Airlines, and Hawaiian Airlines are the most popular carriers operating from District of Columbia to Ontario
What airlines fly to Ontario?
United Airlines, Spirit Airlines and American Airlines are the top three most popular airlines that fly to Ontario from District of Columbia according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
Cheap District of Columbia to Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Ontario
When did momondo last update prices for flights from District of Columbia to Ontario Airport?
Prices for flights from District of Columbia to Ontario Airport are updated daily.
How many operators does momondo search for flights from District of Columbia to Ontario Airport?
As of June 2025, there are 5 operators available to choose from for flights from District of Columbia to Ontario Airport.
How old do you have to be to fly from District of Columbia to Ontario Airport?
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 District of Columbia to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from District of Columbia to Ontario
Compare and see reviews for airlines that fly from District of Columbia to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $150 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $222 | Free Cancellation | Rating 7.4 8,825 reviews | |||
| PriceFrom $276 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 8.0 7,966 reviews | |||
| PriceFrom $326 | Free Cancellation | Rating 8.0 4,283 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from District of Columbia to Ontario?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Ontario. momondo saves you time and could save you money on your trip.
Can I find flights from District of Columbia to Ontario with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for District of Columbia to Ontario flights to just show those with flexible booking policies.
How can momondo help me find flights from District of Columbia to Ontario?
Once you have performed a search for District of Columbia 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 District of Columbia to Ontario right now. Can momondo alert me if prices change?
Price alerts on flights to Ontario from District of Columbia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.