Which layover airport offers the lowest fares from Greensboro to Ontario?

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $384.

Which layover airport has the shortest connection time from Greensboro to Ontario?

Dallas (DFW) has the shortest average layover time for this route: 1h 11m.

Which airport is the most popular layover for flights between Greensboro and Ontario?

Las Vegas (LAS) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Ontario?

American Airlines, Delta and Frontier are the top three most popular airlines that fly to Ontario from Greensboro according to our data. American Airlines is the first choice among our users, with 64% 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.

Which layover airport has the shortest travel time from Greensboro to Ontario?

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 7h 22m.

What is the cheapest airline that flies from Greensboro/H. Point to Ontario?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Greensboro/H. Point to Ontario

When did momondo last update prices for flights from Greensboro/H. Point Airport to Ontario Airport?

Prices for flights from Greensboro/H. Point Airport to Ontario Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Greensboro/H. Point Airport to Ontario Airport?

As of November 2025, there are 2 operators available to choose from for flights from Greensboro/H. Point Airport to Ontario Airport.

How old do you have to be to fly from Greensboro/H. Point Airport 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 Greensboro/H. Point Airport 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.

$229 Cheap Flights from Greensboro to Ontario in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Greensboro to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:25 pm - 7:42 pmGSO-ONT

8h 17m1 stop

12:12 pm - 11:52 pmONT-GSO

8h 40m1 stop

$309Delta

Find Deal

Thu, Nov 27 - Sun, Dec 7

2:18 pm - 9:07 pmGSO-ONT

9h 49m1 stop

7:30 am - 11:16 pmONT-GSO

12h 46m2 stops

$314Delta

Find Deal

Wed, Jan 21 - Sat, Jan 24

8:30 am - 6:45 pmGSO-ONT

13h 15m2 stops

7:16 am - 8:41 pmONT-GSO

10h 25m2 stops

$319American Airlines

Find Deal

Wed, Jan 21 - Sat, Jan 24

6:52 am - 11:59 amGSO-ONT

8h 07m1 stop

4:54 pm - 9:28 amONT-GSO

13h 34m2 stops

$348Delta

Find Deal

Sat, Feb 21 - Wed, Feb 25

6:30 am - 5:34 pmGSO-ONT

14h 04m2 stops

7:00 am - 4:51 pmONT-GSO

6h 51m1 stop

$394United Airlines

Find Deal

Wed, Nov 19 - Sun, Nov 23

11:40 am - 8:58 pmGSO-ONT

12h 18m2 stops

5:05 am - 8:51 pmONT-GSO

12h 46m2 stops

$419United Airlines

Find Deal

Sat, Jan 24 - Fri, Jan 30

5:32 pm - 10:31 pmGSO-ONT

7h 59m1 stop

1:34 pm - 10:40 pmONT-GSO

6h 06m1 stop

$449United Airlines

Find Deal

Wed, Nov 26 - Sat, Dec 6

7:00 am - 2:02 pmGSO-ONT

10h 02m1 stop

12:49 pm - 10:37 pmONT-GSO

6h 48m1 stop

$483American Airlines

Find Deal

Wed, Nov 19 - Sun, Nov 23

6:30 am - 4:01 pmGSO-ONT

12h 31m2 stops

9:59 am - 11:58 pmONT-GSO

10h 59m2 stops

$551American Airlines

Find Deal

Wed, Nov 19 - Sun, Nov 23

7:00 am - 4:01 pmGSO-ONT

12h 01m2 stops

10:47 am - 10:37 pmONT-GSO

8h 50m1 stop

$577American Airlines

Find Deal

Fri, Nov 21 - Fri, Nov 28

Delta flights from Greensboro to Ontario

Our best Delta deals on Greensboro to Ontario flight tickets

Delta

Nov 27

GSO2:25 pmGreensboro/H. Point

8h 17m

1 stop

ONT7:42 pmOntario

Dec 7

ONT12:12 pmOntario

8h 40m

1 stop

GSO11:52 pmGreensboro/H. Point

$309

Find similar

Delta

Jan 21

GSO2:18 pmGreensboro/H. Point

9h 49m

1 stop

ONT9:07 pmOntario

Jan 24

ONT7:30 amOntario

12h 46m

2 stops

GSO11:16 pmGreensboro/H. Point

$314

Find similar

Delta

Feb 21

GSO6:52 amGreensboro/H. Point

8h 07m

1 stop

ONT11:59 amOntario

Feb 25

ONT4:54 pmOntario

13h 34m

2 stops

GSO9:28 amGreensboro/H. Point

$348

Find similar

American Airlines flights from Greensboro to Ontario

Our best American Airlines deals on Greensboro to Ontario flight tickets

American Airlines

Jan 21

GSO8:30 amGreensboro/H. Point

13h 15m

2 stops

ONT6:45 pmOntario

Jan 24

ONT7:16 amOntario

10h 25m

2 stops

GSO8:41 pmGreensboro/H. Point

$319

Find similar

American Airlines

Nov 19

GSO7:00 amGreensboro/H. Point

10h 02m

1 stop

ONT2:02 pmOntario

Nov 23

ONT12:49 pmOntario

6h 48m

1 stop

GSO10:37 pmGreensboro/H. Point

$483

Find similar

American Airlines

Nov 19

GSO6:30 amGreensboro/H. Point

12h 31m

2 stops

ONT4:01 pmOntario

Nov 23

ONT9:59 amOntario

10h 59m

2 stops

GSO11:58 pmGreensboro/H. Point

$551

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Thu 11/27

2:25 pm-7:42 pm

1 stop8h 17m

Ontario

Sun 12/7

12:12 pm-11:52 pm

1 stop8h 40m

$309

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Wed 1/21

2:18 pm-9:07 pm

1 stop9h 49m

Ontario

Sat 1/24

7:30 am-11:16 pm

2 stops12h 46m

$314

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Wed 1/21

8:30 am-6:45 pm

2 stops13h 15m

Ontario

Sat 1/24

7:16 am-8:41 pm

2 stops10h 25m

$319

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Sat 2/21

6:52 am-11:59 am

1 stop8h 07m

Ontario

Wed 2/25

4:54 pm-9:28 am

2 stops13h 34m

$348

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Wed 11/19

6:30 am-5:34 pm

2 stops14h 04m

Ontario

Sun 11/23

7:00 am-4:51 pm

1 stop6h 51m

$394

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Sat 1/24

11:40 am-8:58 pm

2 stops12h 18m

Ontario

Fri 1/30

5:05 am-8:51 pm

2 stops12h 46m

$419

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Wed 11/26

5:32 pm-10:31 pm

1 stop7h 59m

Ontario

Sat 12/6

1:34 pm-10:40 pm

1 stop6h 06m

$449

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Wed 11/19

7:00 am-2:02 pm

1 stop10h 02m

Ontario

Sun 11/23

12:49 pm-10:37 pm

1 stop6h 48m

$483

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Wed 11/19

6:30 am-4:01 pm

2 stops12h 31m

Ontario

Sun 11/23

9:59 am-11:58 pm

2 stops10h 59m

$551

GreensboroOntario

GSO - ONT

GSOONT

Greensboro/H. Point

Fri 11/21

7:00 am-4:01 pm

2 stops12h 01m

Ontario

Fri 11/28

10:47 am-10:37 pm

1 stop8h 50m

$577

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Greensboro 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

Prices

Airlines

Layovers

What is the cheapest month to fly to Ontario?

In general, October is the cheapest month to fly from Greensboro to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $308. If you aren’t able to travel during the month of October, then book flights to Ontario from Greensboro during September instead. Flights to Ontario in September, while not as cheap as those in October, still average around $328.

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 Thursday when prices can be found for as low as $395. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Greensboro to Ontario for around $490.

What is the cheapest time of day to depart on your flight to Ontario?

In the evening is the cheapest time of day to fly from Greensboro to Ontario when you can find flight prices for as low as $354. Flying to Ontario in the evening 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 $447 on average. Flights to Ontario from Greensboro in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Greensboro to Ontario

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

Estimated round-trip price

Cheap Greensboro to Ontario (GSO to ONT) flight deals and tips

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

Direct flights	None

There are no direct flights from Greensboro to Ontario. There are no popular flight routes from Greensboro to Ontario.

Search flight deals

How far is Greensboro/H. Point to Ontario by plane?
The distance between Greensboro/H. Point and Ontario is about 2130.5 mi. Typically, this will take 7h 00m by plane in normal conditions.
When did momondo last update prices for flights from Greensboro/H. Point Airport to Ontario Airport?
Prices for flights from Greensboro/H. Point Airport to Ontario Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Greensboro/H. Point Airport to Ontario Airport?
As of November 2025, there are 2 operators available to choose from for flights from Greensboro/H. Point Airport to Ontario Airport.
How old do you have to be to fly from Greensboro/H. Point Airport 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 Greensboro/H. Point Airport 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.
What is the most popular airline from Greensboro to Ontario?
momondo data reveals that the most frequently booked airline on the route from Greensboro to Ontario is American Airlines, representing 53% of all bookings. The subsequent popular airline is Delta at 47%.

Best airlines flying from Greensboro to Ontario

Compare and see reviews for airlines that fly from Greensboro to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $308	Free Cancellation	Rating 7.9 7,997 reviews		Search Delta flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 11,033 reviews		Search American Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Greensboro 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 Ontario quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Ontario from Greensboro with this policy.

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

Once all potential Greensboro to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Greensboro to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 12/2

Tue 12/9

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $47

Flights to Miamifrom $47

Flights to Chicagofrom $49

Flights to Orlandofrom $47

Flights to Las Vegasfrom $39

Flights to San Franciscofrom $39

Flights to Washington, D.C.from $40

Flights to Bostonfrom $60

Flights to Atlantafrom $47

Flights to Dallasfrom $49

Flights to Seattlefrom $53

Fly to other destinations from Greensboro

Flights from Greensboro/H. Point to Hartford Bradley Intl

Flights from Greensboro/H. Point to Orlando

Flights from Greensboro/H. Point to Washington, D.C. Reagan-National

Flights from Greensboro/H. Point to New York LaGuardia

Flights from Greensboro/H. Point to Newark

Flights from Greensboro/H. Point to Chicago O'Hare Intl

Cheap flights from Greensboro to Los Angeles from $229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Greensboro to Los Angeles departing on 12/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Greensboro to Los Angeles

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Delta flights from Greensboro to Ontario

Our best Delta deals on Greensboro to Ontario flight tickets

American Airlines flights from Greensboro to Ontario

Our best American Airlines deals on Greensboro to Ontario flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Greensboro to Ontario that are best for you.

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Greensboro 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?

What is the cheapest day to depart on your flight to Ontario?

What is the cheapest time of day to depart on your flight to Ontario?

What is the cheapest airline that flies from Greensboro/H. Point to Ontario?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Greensboro/H. Point to Ontario

What airlines fly to Ontario?

Which airport is the most popular layover for flights between Greensboro and Ontario?

Las Vegas (LAS) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Greensboro to Ontario?

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $384.

Which layover airport has the shortest travel time from Greensboro to Ontario?

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 7h 22m.

Which layover airport has the shortest connection time from Greensboro to Ontario?

Dallas (DFW) has the shortest average layover time for this route: 1h 11m.

When to book flights from Greensboro to Ontario

Cheap Greensboro to Ontario (GSO to ONT) flight deals and tips

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

Direct flights

How far is Greensboro/H. Point to Ontario by plane?

When did momondo last update prices for flights from Greensboro/H. Point Airport to Ontario Airport?

How many operators does momondo search for flights from Greensboro/H. Point Airport to Ontario Airport?

How old do you have to be to fly from Greensboro/H. Point Airport to Ontario Airport?

What documentation or ID do you need to fly to Ontario Airport?

What is the most popular airline from Greensboro to Ontario?

Best airlines flying from Greensboro to Ontario

Compare and see reviews for airlines that fly from Greensboro to Ontario with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California