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Cheap flights from Rome Fiumicino Airport to Los Angeles from $549

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Rome Fiumicino Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
1:10 pm - 10:36 pmFCO  Rome Fiumicino-ONT Ontario
18h 26m1 stop Dallas/Fort Worth
British Airways Logo
10:37 am - 10:45 amONT  Ontario-FCO Rome Fiumicino
15h 08m1 stop Dallas/Fort Worth
$555British Airways
Sun, Nov 22 - Sat, Nov 28
British Airways Logo
1:10 pm - 9:32 pmFCO  Rome Fiumicino-ONT Ontario
17h 22m1 stop Dallas/Fort Worth
British Airways Logo
10:37 am - 10:45 amONT  Ontario-FCO Rome Fiumicino
15h 08m1 stop Dallas/Fort Worth
$567British Airways
Mon, Nov 16 - Mon, Nov 23
American Airlines Logo
11:00 am - 11:01 pmFCO  Rome Fiumicino-ONT Ontario
21h 01m2 stops Philadelphia Charlotte Douglas
American Airlines Logo
12:42 pm - 9:55 pmONT  Ontario-FCO Rome Fiumicino
24h 13m2 stops Dallas/Fort Worth London Heathrow
$593American Airlines
Thu, Nov 12 - Mon, Nov 16
British Airways Logo
1:10 pm - 11:46 pmFCO  Rome Fiumicino-ONT Ontario
19h 36m1 stop Dallas/Fort Worth
British Airways Logo
7:00 am - 2:55 pmONT  Ontario-FCO Rome Fiumicino
22h 55m2 stops Dallas/Fort Worth London Heathrow
$594British Airways
Thu, Nov 12 - Mon, Nov 16
British Airways Logo
1:10 pm - 9:40 amFCO  Rome Fiumicino-ONT Ontario
29h 30m1 stop Dallas/Fort Worth
British Airways Logo
7:00 am - 2:55 pmONT  Ontario-FCO Rome Fiumicino
22h 55m2 stops Dallas/Fort Worth London Heathrow
$596British Airways
Thu, Nov 12 - Mon, Nov 16
Delta Logo
9:45 am - 10:24 pmFCO  Rome Fiumicino-ONT Ontario
21h 39m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:45 am - 5:30 pmONT  Ontario-FCO Rome Fiumicino
22h 45m2 stops Salt Lake City Paris Charles de Gaulle
$597Delta
Fri, Oct 2 - Tue, Oct 6
Air France Logo
1:30 pm - 9:54 pmFCO  Rome Fiumicino-ONT Ontario
17h 24m1 stop Atlanta Hartsfield-Jackson
Air France Logo
7:05 am - 8:15 amONT  Ontario-FCO Rome Fiumicino
16h 10m1 stop Atlanta Hartsfield-Jackson
$599Air France
Sun, Nov 8 - Tue, Nov 24
Iberia Logo
1:10 pm - 10:36 pmFCO  Rome Fiumicino-ONT Ontario
18h 26m1 stop Dallas/Fort Worth
Iberia Logo
6:00 am - 10:45 amONT  Ontario-FCO Rome Fiumicino
19h 45m1 stop Dallas/Fort Worth
$600Iberia
Sun, Nov 22 - Sat, Nov 28
British Airways Logo
1:10 pm - 9:40 amFCO  Rome Fiumicino-ONT Ontario
29h 30m1 stop Dallas/Fort Worth
British Airways Logo
6:00 am - 10:45 amONT  Ontario-FCO Rome Fiumicino
19h 45m1 stop Dallas/Fort Worth
$601British Airways
Thu, Nov 12 - Mon, Nov 16
British Airways Logo
1:10 pm - 9:40 amFCO  Rome Fiumicino-ONT Ontario
29h 30m1 stop Dallas/Fort Worth
British Airways Logo
6:00 am - 10:45 amONT  Ontario-FCO Rome Fiumicino
19h 45m1 stop Dallas/Fort Worth
$603British Airways
Thu, Nov 12 - Mon, Nov 16

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United Airlines flights from Rome Fiumicino Airport to Ontario

Our best United Airlines deals on Rome Fiumicino Airport to Ontario flight tickets
United Airlines
Nov 17
FCO9:55 amRome Fiumicino
19h 20m
2 stops
ONT8:15 pmOntario
Nov 24
ONT7:00 amOntario
15h 45m
1 stop
FCO7:45 amRome Fiumicino
$658
United Airlines
Mar 3
FCO1:30 pmRome Fiumicino
18h 36m
2 stops
ONT11:06 pmOntario
Mar 22
ONT6:30 amOntario
17h 15m
1 stop
FCO7:45 amRome Fiumicino
$669
United Airlines
Jan 18
FCO9:55 amRome Fiumicino
19h 31m
2 stops
ONT8:26 pmOntario
Jan 27
ONT6:00 amOntario
17h 30m
2 stops
FCO8:30 amRome Fiumicino
$670

Alaska Airlines flights from Rome Fiumicino Airport to Ontario

Our best Alaska Airlines deals on Rome Fiumicino Airport to Ontario flight tickets
Alaska Airlines
Sep 29
FCO3:15 pmRome Fiumicino
32h 01m
1 stop
ONT2:16 pmOntario
Oct 8
ONT11:13 amOntario
17h 02m
1 stop
FCO1:15 pmRome Fiumicino
$969
Alaska Airlines
Sep 18
FCO3:15 pmRome Fiumicino
17h 09m
1 stop
ONT11:24 pmOntario
Oct 2
ONT12:12 pmOntario
16h 03m
1 stop
FCO1:15 pmRome Fiumicino
$1,120
Alaska Airlines
Sep 18
FCO3:15 pmRome Fiumicino
17h 09m
1 stop
ONT11:24 pmOntario
Oct 3
ONT11:13 amOntario
17h 02m
1 stop
FCO1:15 pmRome Fiumicino
$1,160

momondo Fare Finder

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

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Cheapest round-trip

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Sun 11/22

1:10 pm-10:36 pm

1 stop18h 26m

Ontario

Sat 11/28

10:37 am-10:45 am

1 stop15h 08m

$555
Quickest round-trip

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Mon 11/16

1:10 pm-9:32 pm

1 stop17h 22m

Ontario

Mon 11/23

10:37 am-10:45 am

1 stop15h 08m

$567

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Thu 11/12

11:00 am-11:01 pm

2 stops21h 01m

Ontario

Mon 11/16

12:42 pm-9:55 pm

2 stops24h 13m

$593

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Thu 11/12

1:10 pm-11:46 pm

1 stop19h 36m

Ontario

Mon 11/16

7:00 am-2:55 pm

2 stops22h 55m

$594

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Thu 11/12

1:10 pm-9:40 am

1 stop29h 30m

Ontario

Mon 11/16

7:00 am-2:55 pm

2 stops22h 55m

$596

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Fri 10/2

9:45 am-10:24 pm

1 stop21h 39m

Ontario

Tue 10/6

9:45 am-5:30 pm

2 stops22h 45m

$597

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Sun 11/8

1:30 pm-9:54 pm

1 stop17h 24m

Ontario

Tue 11/24

7:05 am-8:15 am

1 stop16h 10m

$599

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Sun 11/22

1:10 pm-10:36 pm

1 stop18h 26m

Ontario

Sat 11/28

6:00 am-10:45 am

1 stop19h 45m

$600

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Thu 11/12

1:10 pm-9:40 am

1 stop29h 30m

Ontario

Mon 11/16

6:00 am-10:45 am

1 stop19h 45m

$601

RomeOntario

FCO Rome Fiumicino - ONT Ontario

FCOONT

Rome Fiumicino

Thu 11/12

1:10 pm-9:40 am

1 stop29h 30m

Ontario

Mon 11/16

6:00 am-10:45 am

1 stop19h 45m

$603

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Rome Fiumicino Airport 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

Can stopping save me money on Rome Fiumicino Airport to Ontario flights?

You could potentially save up to 28% on your flight if you consider stops on a Rome Fiumicino Airport to Ontario flight.

When to book flights from Rome Fiumicino Airport to Ontario

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

Cheap Rome Fiumicino Airport to Ontario (FCO to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to Ontario

Best Price Found

$549

Fastest flight time

15h 33m

Direct flights

None
The best one-way flight to Ontario from Rome Fiumicino Airport in the past 72 hours is $549. The best round-trip flight deal from Rome Fiumicino Airport to Ontario found on momondo in the last 72 hours is $555.
The fastest flight from Rome Fiumicino Airport to Ontario takes 15h 33m
There are no direct flights from Rome Fiumicino Airport to Ontario. There are no popular flight routes from Rome Fiumicino Airport to Ontario.
Search flight deals

Frequently asked questions about flying from Rome Fiumicino Airport to Ontario

  • How far is Rome Fiumicino to Ontario by plane?

    There are 6304.8 mi between Rome Fiumicino and Ontario. By plane, this route typically takes 15h 33m.

  • When did momondo last update prices for flights from Rome Fiumicino Airport to Ontario Airport?

    Prices for flights from Rome Fiumicino Airport to Ontario Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Rome Fiumicino Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Fiumicino Airport to Ontario Airport.

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

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find Rome to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Ontario from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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