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Cheap flights from Rome to Las Vegas from $337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome to Las Vegas departing on 1/9. 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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Cheap round-trip flights

Multiple Airlines Logo
4:45 pm - 9:29 amFCO-LAS
25h 44m1 stop
Multiple Airlines Logo
10:34 am - 2:00 pmLAS-FCO
18h 26m1 stop
$534Multiple Airlines
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Sat, Nov 22 - Fri, Nov 28
Multiple Airlines Logo
8:20 am - 3:55 pmFCO-LAS
16h 35m1 stop
Multiple Airlines Logo
9:27 pm - 2:35 pmLAS-FCO
32h 08m1 stop
$555Multiple Airlines
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Thu, Oct 16 - Fri, Oct 24
Multiple Airlines Logo
8:20 am - 3:35 pmFCO-LAS
16h 15m1 stop
Multiple Airlines Logo
9:27 pm - 2:30 pmLAS-FCO
32h 03m1 stop
$556Multiple Airlines
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Tue, Oct 14 - Tue, Oct 21
Multiple Airlines Logo
8:20 am - 3:35 pmFCO-LAS
16h 15m1 stop
Multiple Airlines Logo
1:25 pm - 12:40 pmLAS-FCO
38h 15m2 stops
$576Multiple Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Multiple Airlines Logo
8:20 am - 3:55 pmFCO-LAS
16h 35m1 stop
Multiple Airlines Logo
6:49 am - 12:10 amLAS-FCO
32h 21m2 stops
$583Multiple Airlines
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Thu, Oct 16 - Thu, Oct 23
Multiple Airlines Logo
8:20 am - 3:55 pmFCO-LAS
16h 35m1 stop
Multiple Airlines Logo
6:31 pm - 8:40 amLAS-FCO
30h 09m1 stop
$586Multiple Airlines
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Thu, Oct 16 - Wed, Oct 29
Air Canada Logo
11:30 am - 10:13 pmFCO-LAS
19h 43m2 stops
Air Canada Logo
4:50 pm - 9:15 amLAS-FCO
31h 25m3 stops
$714Air Canada
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Tue, Oct 14 - Tue, Oct 21
Air Canada Logo
7:05 am - 9:44 pmFCO-LAS
23h 39m2 stops
Air Canada Logo
9:10 am - 9:25 amLAS-FCO
15h 15m1 stop
$738Air Canada
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Fri, Feb 20 - Tue, Feb 24
Air Canada Logo
7:05 am - 9:44 pmFCO-LAS
23h 39m2 stops
Air Canada Logo
4:45 pm - 11:05 amLAS-FCO
33h 20m2 stops
$744Air Canada
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Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
7:10 am - 10:02 pmFCO-LAS
23h 52m2 stops
United Airlines Logo
12:59 am - 7:35 amLAS-FCO
21h 36m2 stops
$770United Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 23

Air Canada flights from Rome to Las Vegas

Our best Air Canada deals on Rome to Las Vegas flight tickets
Air Canada
Oct 14
FCO11:30 amRome Fiumicino
19h 43m
2 stops
LAS10:13 pmLas Vegas Harry Reid Intl
Oct 21
LAS4:50 pmLas Vegas Harry Reid Intl
31h 25m
3 stops
FCO9:15 amRome Fiumicino
$714
Find similar
Air Canada
Feb 20
FCO7:05 amRome Fiumicino
23h 39m
2 stops
LAS9:44 pmLas Vegas Harry Reid Intl
Feb 24
LAS9:10 amLas Vegas Harry Reid Intl
15h 15m
1 stop
FCO9:25 amRome Fiumicino
$738
Find similar
Air Canada
Feb 20
FCO7:05 amRome Fiumicino
23h 39m
2 stops
LAS9:44 pmLas Vegas Harry Reid Intl
Feb 24
LAS4:45 pmLas Vegas Harry Reid Intl
33h 20m
2 stops
FCO11:05 amRome Fiumicino
$744
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rome to Las Vegas 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 September 16, 2025.
Use the filters below to find and compare flights from Rome to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Sat 11/22

4:45 pm-9:29 am

1 stop25h 44m

Las Vegas Harry Reid Intl

Fri 11/28

10:34 am-2:00 pm

1 stop18h 26m

$534

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Thu 10/16

8:20 am-3:55 pm

1 stop16h 35m

Las Vegas Harry Reid Intl

Fri 10/24

9:27 pm-2:35 pm

1 stop32h 08m

$555

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Tue 10/14

8:20 am-3:35 pm

1 stop16h 15m

Las Vegas Harry Reid Intl

Tue 10/21

9:27 pm-2:30 pm

1 stop32h 03m

$556

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Tue 10/14

8:20 am-3:35 pm

1 stop16h 15m

Las Vegas Harry Reid Intl

Tue 10/21

1:25 pm-12:40 pm

2 stops38h 15m

$576

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Thu 10/16

8:20 am-3:55 pm

1 stop16h 35m

Las Vegas Harry Reid Intl

Thu 10/23

6:49 am-12:10 am

2 stops32h 21m

$583

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Thu 10/16

8:20 am-3:55 pm

1 stop16h 35m

Las Vegas Harry Reid Intl

Wed 10/29

6:31 pm-8:40 am

1 stop30h 09m

$586

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Tue 10/14

11:30 am-10:13 pm

2 stops19h 43m

Las Vegas Harry Reid Intl

Tue 10/21

4:50 pm-9:15 am

3 stops31h 25m

$714

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Fri 2/20

7:05 am-9:44 pm

2 stops23h 39m

Las Vegas Harry Reid Intl

Tue 2/24

9:10 am-9:25 am

1 stop15h 15m

$738

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Fri 2/20

7:05 am-9:44 pm

2 stops23h 39m

Las Vegas Harry Reid Intl

Tue 2/24

4:45 pm-11:05 am

2 stops33h 20m

$744

RomeLas Vegas

FCO - LAS

FCOLAS

Rome Fiumicino

Thu 10/16

7:10 am-10:02 pm

2 stops23h 52m

Las Vegas Harry Reid Intl

Thu 10/23

12:59 am-7:35 am

2 stops21h 36m

$770

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Rome to Las Vegas

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 Las Vegas?

The month of May is, on average, the cheapest month to fly to Las Vegas from Rome, with most prices found around $745. The month of March is another great option to travel to Las Vegas, with average flight prices from Rome averaging around $769.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Wednesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $874. Flights from Rome to Las Vegas on a Sunday will generally be more expensive and average around $1,103. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

The cheapest time of day to fly to Las Vegas is in the afternoon when flights can be purchased for as low as $874. Flights to Las Vegas are more costly at noon, with an average ticket price of $916. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How have Rome to Las Vegas flight prices changed over time?

As of September 2025, prices for Rome to Las Vegas flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Rome to Las Vegas

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

Cheap Rome to Las Vegas (ROM to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome to Las Vegas

Direct flights

None
There are no direct flights from Rome to Las Vegas. There are no popular flight routes from Rome to Las Vegas.
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  • How far is Rome to Las Vegas Harry Reid Intl by plane?

    A flight from Rome to Las Vegas Harry Reid Intl will travel around 6105.5 mi. In terms of flight time, this usually takes a little over 16h 15m.

  • When did momondo last update prices for flights from Rome to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Rome to Las Vegas Harry Reid Intl Airport refresh daily.

  • How old do you have to be to fly from Rome to Las Vegas Harry Reid Intl 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 Rome to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

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

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rome to Las Vegas. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Las Vegas from Rome on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rome to Las Vegas?

momondo provides multiple filters to help you find the best flight to Las Vegas 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 Las Vegas right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Las Vegas from Rome. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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