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Cheap flights from Ontario to Flagstaff from $340

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 Flagstaff departing on 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Flagstaff

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:10 am - 9:54 am
ONT
-
FLG
3h 44m
1 stop
American Airlines Logo
6:50 am - 12:04 pm
FLG
-
ONT
5h 14m
1 stop
$484American Airlines
Tue, Jun 23 - Tue, Jun 30
American Airlines Logo
6:10 am - 9:55 am
ONT
-
FLG
3h 45m
1 stop
American Airlines Logo
6:50 am - 12:04 pm
FLG
-
ONT
5h 14m
1 stop
$514American Airlines
Mon, Jun 22 - Tue, Jun 30
American Airlines Logo
6:10 am - 9:55 am
ONT
-
FLG
3h 45m
1 stop
American Airlines Logo
1:48 pm - 6:21 pm
FLG
-
ONT
4h 33m
1 stop
$525American Airlines
Sat, Jun 20 - Wed, Jun 24
American Airlines Logo
6:10 am - 11:13 am
ONT
-
FLG
5h 03m
1 stop
American Airlines Logo
6:50 am - 12:04 pm
FLG
-
ONT
5h 14m
1 stop
$538American Airlines
Wed, Jun 17 - Tue, Jun 30
American Airlines Logo
6:10 am - 9:55 am
ONT
-
FLG
3h 45m
1 stop
American Airlines Logo
6:27 pm - 9:57 pm
FLG
-
ONT
3h 30m
1 stop
$544American Airlines
Mon, Jun 22 - Sun, Jun 28
American Airlines Logo
6:10 am - 11:13 am
ONT
-
FLG
5h 03m
1 stop
American Airlines Logo
1:48 pm - 6:21 pm
FLG
-
ONT
4h 33m
1 stop
$546American Airlines
Thu, Jun 18 - Wed, Jun 24
American Airlines Logo
6:10 am - 9:55 am
ONT
-
FLG
3h 45m
1 stop
American Airlines Logo
6:27 pm - 9:57 pm
FLG
-
ONT
3h 30m
1 stop
$555American Airlines
Sat, Jun 20 - Fri, Jun 26
American Airlines Logo
6:10 am - 9:55 am
ONT
-
FLG
3h 45m
1 stop
American Airlines Logo
6:50 am - 12:04 pm
FLG
-
ONT
5h 14m
1 stop
$566American Airlines
Sat, Jun 20 - Sat, Jun 27
American Airlines Logo
6:10 am - 11:13 am
ONT
-
FLG
5h 03m
1 stop
American Airlines Logo
6:27 pm - 9:57 pm
FLG
-
ONT
3h 30m
1 stop
$568American Airlines
Wed, Jun 17 - Fri, Jun 26
American Airlines Logo
6:10 am - 11:13 am
ONT
-
FLG
5h 03m
1 stop
American Airlines Logo
6:27 pm - 9:57 pm
FLG
-
ONT
3h 30m
1 stop
$576American Airlines
Thu, Jun 18 - Fri, Jun 26

American Airlines flights from Ontario to Flagstaff

Our best American Airlines deals on Ontario to Flagstaff flight tickets
American Airlines
Jun 23
ONT6:10 amOntario
3h 44m
1 stop
FLG9:54 amFlagstaff Pulliam
Jun 30
FLG6:50 amFlagstaff Pulliam
5h 14m
1 stop
ONT12:04 pmOntario
$484
American Airlines
Jun 22
ONT6:10 amOntario
3h 45m
1 stop
FLG9:55 amFlagstaff Pulliam
Jun 30
FLG6:50 amFlagstaff Pulliam
5h 14m
1 stop
ONT12:04 pmOntario
$514
American Airlines
Jun 20
ONT6:10 amOntario
3h 45m
1 stop
FLG9:55 amFlagstaff Pulliam
Jun 24
FLG1:48 pmFlagstaff Pulliam
4h 33m
1 stop
ONT6:21 pmOntario
$525

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Flagstaff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Ontario to Flagstaff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Tue 6/23

6:10 am-9:54 am

1 stop3h 44m

Flagstaff Pulliam

Tue 6/30

6:50 am-12:04 pm

1 stop5h 14m

$484

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Mon 6/22

6:10 am-9:55 am

1 stop3h 45m

Flagstaff Pulliam

Tue 6/30

6:50 am-12:04 pm

1 stop5h 14m

$514

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Sat 6/20

6:10 am-9:55 am

1 stop3h 45m

Flagstaff Pulliam

Wed 6/24

1:48 pm-6:21 pm

1 stop4h 33m

$525

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Wed 6/17

6:10 am-11:13 am

1 stop5h 03m

Flagstaff Pulliam

Tue 6/30

6:50 am-12:04 pm

1 stop5h 14m

$538
Quickest round-trip

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Mon 6/22

6:10 am-9:55 am

1 stop3h 45m

Flagstaff Pulliam

Sun 6/28

6:27 pm-9:57 pm

1 stop3h 30m

$544

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Thu 6/18

6:10 am-11:13 am

1 stop5h 03m

Flagstaff Pulliam

Wed 6/24

1:48 pm-6:21 pm

1 stop4h 33m

$546

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Sat 6/20

6:10 am-9:55 am

1 stop3h 45m

Flagstaff Pulliam

Fri 6/26

6:27 pm-9:57 pm

1 stop3h 30m

$555

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Sat 6/20

6:10 am-9:55 am

1 stop3h 45m

Flagstaff Pulliam

Sat 6/27

6:50 am-12:04 pm

1 stop5h 14m

$566

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Wed 6/17

6:10 am-11:13 am

1 stop5h 03m

Flagstaff Pulliam

Fri 6/26

6:27 pm-9:57 pm

1 stop3h 30m

$568

OntarioFlagstaff

ONT - FLG

ONTFLG

Ontario

Thu 6/18

6:10 am-11:13 am

1 stop5h 03m

Flagstaff Pulliam

Fri 6/26

6:27 pm-9:57 pm

1 stop3h 30m

$576

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Ontario to Flagstaff

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 typical price of a round-trip flight between Ontario and Flagstaff?

What is the cheapest month to fly to Flagstaff?

The month of December is, on average, the cheapest month to fly to Flagstaff from Ontario, with most prices found around $0. The month of June is another great option to travel to Flagstaff, with average flight prices from Ontario averaging around $365.

When to book flights from Ontario to Flagstaff

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Flagstaff according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Flagstaff (ONT to FLG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Flagstaff

Fastest flight time

20h 45m

Direct flights

None
The fastest flight from Ontario to Flagstaff takes 20h 45m
There are no direct flights from Ontario to Flagstaff. There are no popular flight routes from Ontario to Flagstaff.
Search flight deals

Frequently asked questions about flying from Ontario to Flagstaff

  • How far is Ontario to Flagstaff Pulliam by plane?

    The straight-line distance from Ontario to Flagstaff Pulliam is 349.7 mi. Flights usually cover this in 20h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Flagstaff Pulliam Airport?

    Prices for flights from Ontario Airport to Flagstaff Pulliam Airport were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Flagstaff Pulliam Airport?

  • How old do you have to be to fly from Ontario Airport to Flagstaff Pulliam 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 Ontario Airport to Flagstaff Pulliam Airport.

  • What documentation or ID do you need to fly to Flagstaff Pulliam Airport?

    The travel and health documents required for your trip to Flagstaff Pulliam 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 Flagstaff Pulliam Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ontario to Flagstaff?

Best airlines flying from Ontario to Flagstaff

Compare and see reviews for airlines that fly from Ontario to Flagstaff with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $335Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Sedona
Williams
Winslow

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Flagstaff?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Flagstaff. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Flagstaff with flexible booking policies on momondo?

All flight searches from Ontario to Flagstaff on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Flagstaff?

momondo helps you find the best flight between Ontario and Flagstaff by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Flagstaff right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Flagstaff, momondo offers a useful price alert feature which will track prices for flights to Flagstaff from Ontario and alert you when they change.

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