$109+ Cheap flights from Las Vegas (LAS) to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — ORD
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from Las Vegas to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Chicago O'Hare Intl are usually found in October or February, booked 36 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Las Vegas to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Las Vegas to O'Hare IntlExplore the most affordable flight options available from Las Vegas to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from Las Vegas to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 am -
1 stop22h 04m
Fri 10/168:01 pm -
1 stop29h 16m
Deal found 9/3![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:29 pm -
Nonstop3h 47m
Sun 10/183:30 pm -
Nonstop4h 16m
Deal found 9/2![Frontier logo]()
$178
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:50 pm -
Nonstop3h 48m
Sat 10/37:32 pm -
Nonstop4h 14m
Deal found 9/3![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:50 pm -
Nonstop3h 48m
Wed 10/71:21 pm -
Nonstop4h 09m
Deal found 9/3![Frontier logo]()
$183
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:15 am -
1 stop22h 19m
Tue 10/138:01 pm -
1 stop24h 32m
Deal found 9/2![Frontier logo]()
$185
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:50 pm -
Nonstop3h 48m
Mon 10/51:01 pm -
1 stop10h 41m
Deal found 9/3![Frontier logo]()
$186
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:30 am -
1 stop8h 53m
Sun 9/278:55 pm -
Nonstop4h 10m
Deal found 9/2![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:50 pm -
Nonstop3h 48m
Sat 9/121:21 pm -
Nonstop4h 09m
Deal found 8/30![Frontier logo]()
$189
This Travelocity deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:45 am -
1 stop15h 38m
Wed 9/301:21 pm -
Nonstop4h 09m
Deal found 9/2![Frontier logo]()
$193
This Cheapflightsfares deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:10 pm -
1 stop7h 13m
Fri 9/118:55 pm -
Nonstop4h 10m
Deal found 9/2![Frontier logo]()
$195
Best flights from Las Vegas to O'Hare IntlDiscover carefully curated flight deals from Las Vegas to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from Las Vegas to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:00 am -
1 stop14h 08m
Sun 1/247:40 am -
1 stop9h 11m
Deal found 8/31![Alaska Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:45 am -
Nonstop3h 44m
Wed 11/48:19 pm -
Nonstop4h 12m
Deal found 9/2![United Airlines logo]()
$311
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:29 pm -
1 stop16h 25m
Sun 12/69:20 am -
1 stop9h 22m
Deal found 8/31![Alaska Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am -
Nonstop3h 50m
Thu 10/224:35 pm -
Nonstop4h 08m
Deal found 9/3![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/203:30 pm -
1 stop5h 08m
Sun 1/248:18 pm -
Nonstop4h 17m
Deal found 8/31![United Airlines logo]()
$336
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:51 pm -
1 stop20h 31m
Wed 10/77:00 am -
2 stops13h 28m
Deal found 8/31![Alaska Airlines logo]()
$342
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:25 pm -
1 stop5h 34m
Fri 11/276:07 pm -
Nonstop4h 16m
Deal found 8/30![United Airlines logo]()
$336
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:23 am -
1 stop6h 58m
Sat 9/192:18 pm -
1 stop21h 24m
Deal found 8/31![Alaska Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:50 pm -
Nonstop3h 41m
Sat 12/269:47 pm -
Nonstop4h 14m
Deal found 9/1![United Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:25 pm -
1 stop8h 34m
Sat 9/197:20 am -
1 stop8h 51m
Deal found 9/3![Alaska Airlines logo]()
$364
Last-minute flights from Las Vegas to O'Hare IntlDiscover last-minute flight deals from Las Vegas to O'Hare Intl. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to O'Hare Intl. Data last updated September 4, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:50 pm -
Nonstop3h 48m
Sat 9/121:21 pm -
Nonstop4h 09m
Deal found 8/30![Frontier logo]()
$189
This Cheapflightsfares deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:10 pm -
1 stop7h 13m
Fri 9/118:55 pm -
Nonstop4h 10m
Deal found 9/2![Frontier logo]()
$195
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:30 am -
1 stop8h 53m
Sun 9/278:55 pm -
Nonstop4h 10m
Deal found 9/2![Frontier logo]()
$188
This Travelocity deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:45 am -
1 stop15h 38m
Wed 9/301:21 pm -
Nonstop4h 09m
Deal found 9/2![Frontier logo]()
$193
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:50 pm -
Nonstop3h 48m
Wed 10/71:21 pm -
Nonstop4h 09m
Deal found 9/3![Frontier logo]()
$183
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:50 pm -
Nonstop3h 48m
Mon 10/58:55 pm -
Nonstop4h 10m
Deal found 9/3![Frontier logo]()
$181
This CheapOair deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:15 am -
1 stop22h 19m
Tue 10/138:01 pm -
1 stop24h 32m
Deal found 9/2![Frontier logo]()
$185
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 am -
1 stop22h 04m
Fri 10/168:01 pm -
1 stop29h 16m
Deal found 9/3![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:29 pm -
Nonstop3h 47m
Sun 10/183:30 pm -
Nonstop4h 16m
Deal found 9/2![Frontier logo]()
$178
One-way flights from Las Vegas to O'Hare IntlSearch for one-way flight options from Las Vegas to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Las Vegas to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:50 pm -
Nonstop3h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 am -
1 stop22h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$110
This Booking.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:50 pm -
Nonstop3h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Frontier logo]()
$111
This Cheapflightsfares deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:50 pm -
Nonstop3h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$112
This Super.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:29 pm -
Nonstop3h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:04 pm -
1 stop9h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$114
This Mytrip deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:29 pm -
Nonstop3h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$115
This Booking.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:10 pm -
1 stop7h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$116
Find flight deals from Las Vegas to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $176 (Booking.com) |
One-way from | $109 (Cheapflightsfares) |
Popular in | July |
Cheapest in | October |
Average price | $280 |
Good round-trip deal | $300 or less |
Good one-way deal | $179 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas to O'Hare Intl 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, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
Use the filters below to find and compare flights from Las Vegas to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Sat 12/12
8:00 am-7:55 pm
1 stop9h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$136
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Thu 1/21
11:51 am-10:08 pm
1 stop8h 17m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$139
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Wed 9/30
5:28 pm-1:22 pm
1 stop17h 54m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$141
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Wed 11/25
2:34 pm-8:23 pm
Nonstop3h 49m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$156
Quickest round-trip
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Sat 11/28
11:58 pm-5:30 am
Nonstop3h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$156
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Thu 9/10
6:00 am-4:37 pm
1 stop8h 37m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$166
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Sat 12/19
3:29 pm-10:42 pm
1 stop5h 13m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$166
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Wed 9/9
3:06 pm-11:59 pm
1 stop6h 53m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$166
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Tue 12/1
11:50 pm-9:22 am
1 stop7h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
Las VegasChicago
LAS Las Vegas Harry Reid Intl - ORD Chicago O'Hare Intl
LASORD
Las Vegas Harry Reid Intl
Fri 12/18
11:50 pm-5:31 am
Nonstop3h 41m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$171
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Las Vegas to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Las Vegas-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Las Vegas to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Las Vegas with our price prediction graph.
LAS-ORD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Las Vegas to Chicago O'Hare Intl Airport
Prices
Airlines
More
How far ahead should I book a flight from Las Vegas to Chicago O'Hare Intl Airport?
Booking 35 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Las Vegas to Chicago O'Hare Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Las Vegas to Chicago O'Hare Intl Airport (average of $214). Flying from Las Vegas to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LAS to ORD?
Find hourly flight availability from Las Vegas to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 4, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 33% on flights from Las Vegas to Chicago O'Hare Intl Airport by exploring options for tickets in the evening.
What is the cheapest day to fly from Las Vegas to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Las Vegas to O'Hare Intl. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Las Vegas to Chicago O'Hare Intl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top layover airport for flights from Las Vegas to Chicago O'Hare Intl Airport?
Share of 1-stop round-trip flights from Las Vegas to Chicago O'Hare Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Las Vegas to Chicago O'Hare Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Las Vegas to Chicago O'Hare Intl Airport?
Average round-trip fare for 1-stop flights from Las Vegas to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $270.
What’s the fastest layover option from Las Vegas to Chicago O'Hare Intl Airport?
Shortest average travel time for 1-stop one-way flights from Las Vegas to Chicago O'Hare Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 5h 58m.
Which airport typically offers the quickest layover for flights from Las Vegas to Chicago O'Hare Intl Airport?
Average layover duration for 1-stop one-way flights from Las Vegas to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 0h 54m.
The best insider tips for Las Vegas to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to Chicago O'Hare Intl Airport trip
Our travel experts
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated September 4, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from Las Vegas to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Las Vegas to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Glenview
Lake Geneva
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Des Plaines
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
South Holland
Elgin
Racine
Skokie
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Top 5 airlines flying from Las Vegas to O'Hare Intl
Discover the top 5 airlines that operate flights from Las Vegas to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$134 | Average$329 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$159 | Average$319 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$159 | Average$330 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$169 | Average$378 | FlexibilityNo cancel fee | On-time69% |