$110+ Cheap flights from Las Vegas (LAS) to O'Hare Intl (ORD)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — ORD
May 23 — May 301
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 August, booked 70 days in advance, depart on a Friday or Thursday and return on a Sunday
Cheap flight deals from Las Vegas to O'Hare Intl
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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 April 23, 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 April 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 5/87:45 am
LAS
- ORD
1 stop20h 54m
Frontier
Mon 5/118:56 pm
ORD
- LAS
1 stop18h 34m
Frontier
Deal found 4/17![Frontier logo]()
$159
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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.
Tue 6/911:45 pm
LAS
- ORD
Nonstop3h 47m
Frontier
Tue 7/75:30 pm
ORD
- LAS
1 stop19h 40m
Frontier
Deal found 4/21![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Sat 5/1610:25 pm
LAS
- ORD
1 stop9h 02m
Frontier
Tue 5/199:37 pm
ORD
- LAS
1 stop18h 07m
Frontier
Deal found 4/20![Frontier logo]()
$163
This Cheapflightsfares deal was found by Cheapflights users on 4/18. 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.
Tue 6/26:08 pm
LAS
- ORD
1 stop9h 56m
Frontier
Tue 6/167:12 am
ORD
- LAS
Nonstop4h 16m
Frontier
Deal found 4/18![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Wed 7/111:45 pm
LAS
- ORD
Nonstop3h 47m
Frontier
Fri 7/37:12 am
ORD
- LAS
Nonstop4h 16m
Frontier
Deal found 4/22![Frontier logo]()
$166
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 8/267:30 am
LAS
- ORD
Nonstop3h 29m
Spirit Airlines
Mon 8/319:59 pm
ORD
- LAS
Nonstop3h 51m
Spirit Airlines
Deal found 4/20![Spirit Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Wed 7/111:45 pm
LAS
- ORD
Nonstop3h 47m
Frontier
Sat 7/47:12 am
ORD
- LAS
Nonstop4h 16m
Frontier
Deal found 4/22![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Tue 5/126:30 am
LAS
- ORD
1 stop12h 02m
Frontier
Mon 5/189:37 pm
ORD
- LAS
1 stop15h 58m
Frontier
Deal found 4/18![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Sat 5/1610:25 pm
LAS
- ORD
1 stop9h 02m
Frontier
Tue 5/261:50 pm
ORD
- LAS
1 stop9h 01m
Frontier
Deal found 4/20![Frontier logo]()
$173
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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.
Tue 5/126:45 am
LAS
- ORD
1 stop11h 06m
Frontier
Sat 5/161:59 pm
ORD
- LAS
1 stop8h 52m
Frontier
Deal found 4/20![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Wed 8/267:30 am
LAS
- ORD
Nonstop3h 29m
Spirit Airlines
Tue 9/19:59 pm
ORD
- LAS
Nonstop3h 51m
Spirit Airlines
Deal found 4/20![Spirit Airlines logo]()
$176
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 April 23, 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 April 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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.
Tue 6/912:59 am
LAS
- ORD
1 stop13h 06m
Frontier
Sun 6/145:35 pm
ORD
- LAS
1 stop30h 40m
Frontier
Deal found 4/17![Frontier logo]()
$204
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Thu 8/2711:40 pm
LAS
- ORD
Nonstop3h 30m
United Airlines
Mon 8/315:00 am
ORD
- LAS
1 stop6h 06m
United Airlines
Deal found 4/21![United Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:25 am
LAS
- ORD
1 stop8h 23m
Delta
Thu 8/201:35 pm
ORD
- LAS
1 stop9h 52m
Delta
Deal found 4/22![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 4/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:40 pm
LAS
- ORD
Nonstop3h 45m
Southwest
Sat 5/234:15 pm
ORD
- LAS
1 stop7h 35m
Southwest
Deal found 4/18![Southwest logo]()
$315
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Thu 5/287:00 am
LAS
- ORD
Nonstop3h 48m
United Airlines
Sun 6/77:45 pm
ORD
- LAS
Nonstop4h 09m
United Airlines
Deal found 4/19![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 4/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:10 pm
LAS
- ORD
Nonstop3h 45m
Southwest
Mon 6/13:45 pm
ORD
- LAS
1 stop8h 50m
Southwest
Deal found 4/18![Southwest logo]()
$316
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:59 pm
LAS
- ORD
2 stops12h 35m
Delta
Tue 9/1512:15 pm
ORD
- LAS
1 stop6h 08m
Delta
Deal found 4/21![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Thu 5/79:00 am
LAS
- ORD
Nonstop3h 48m
United Airlines
Mon 5/117:50 pm
ORD
- LAS
Nonstop4h 14m
United Airlines
Deal found 4/20![United Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:10 am
LAS
- ORD
1 stop6h 20m
Delta
Sun 10/42:55 pm
ORD
- LAS
1 stop9h 49m
Delta
Deal found 4/19![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 4/17. 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 7/112:36 am
LAS
- ORD
Nonstop3h 44m
United Airlines
Sun 7/59:02 am
ORD
- LAS
Nonstop4h 06m
United Airlines
Deal found 4/17![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 4/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/229:35 am
LAS
- ORD
2 stops10h 20m
Southwest
Wed 5/277:15 pm
ORD
- LAS
1 stop6h 00m
Southwest
Deal found 4/21![Southwest logo]()
$407
This United Airlines deal was found by Cheapflights users on 4/20. 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 8/123:52 pm
LAS
- ORD
Nonstop3h 50m
United Airlines
Sat 8/1512:42 pm
ORD
- LAS
Nonstop3h 59m
United Airlines
Deal found 4/20![United Airlines logo]()
$357
Last-minute flights from Las Vegas to O'Hare IntlDiscover last-minute flight deals from Las Vegas to O'Hare Intl. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to O'Hare Intl. Data last updated April 23, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Tue 5/512:59 am
LAS
- ORD
1 stop8h 41m
Frontier
Fri 5/84:48 pm
ORD
- LAS
1 stop9h 01m
Frontier
Deal found 4/20![Frontier logo]()
$188
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 5/87:45 am
LAS
- ORD
1 stop20h 54m
Frontier
Mon 5/118:56 pm
ORD
- LAS
1 stop18h 34m
Frontier
Deal found 4/17![Frontier logo]()
$159
This Frontier deal was found by Cheapflights users on 4/20. 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.
Sat 5/98:00 am
LAS
- ORD
1 stop13h 13m
Frontier
Tue 5/121:59 pm
ORD
- LAS
1 stop8h 52m
Frontier
Deal found 4/20![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Tue 5/126:30 am
LAS
- ORD
1 stop12h 02m
Frontier
Mon 5/189:37 pm
ORD
- LAS
1 stop15h 58m
Frontier
Deal found 4/18![Frontier logo]()
$172
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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.
Tue 5/126:45 am
LAS
- ORD
1 stop11h 06m
Frontier
Tue 5/129:37 pm
ORD
- LAS
1 stop24h 26m
Frontier
Deal found 4/20![Frontier logo]()
$174
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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.
Tue 5/126:45 am
LAS
- ORD
1 stop11h 06m
Frontier
Sat 5/161:59 pm
ORD
- LAS
1 stop8h 52m
Frontier
Deal found 4/21![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Sat 5/1610:25 pm
LAS
- ORD
1 stop9h 02m
Frontier
Tue 5/199:37 pm
ORD
- LAS
1 stop18h 07m
Frontier
Deal found 4/20![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Sat 5/1610:25 pm
LAS
- ORD
1 stop9h 02m
Frontier
Tue 5/261:50 pm
ORD
- LAS
1 stop9h 01m
Frontier
Deal found 4/20![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Sat 5/1610:25 pm
LAS
- ORD
1 stop9h 02m
Frontier
Sat 5/239:37 pm
ORD
- LAS
1 stop11h 33m
Frontier
Deal found 4/18![Frontier logo]()
$180
This Travelocity deal was found by Cheapflights users on 4/20. 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.
Sat 5/167:15 am
LAS
- ORD
1 stop13h 46m
Frontier
Fri 5/229:37 pm
ORD
- LAS
1 stop18h 07m
Frontier
Deal found 4/20![Frontier logo]()
$190
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 5/278:17 pm
LAS
- ORD
1 stop24h 56m
Frontier
Sat 6/64:05 pm
ORD
- LAS
1 stop8h 18m
Frontier
Deal found 4/20![Frontier logo]()
$189
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 April 23, 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 April 23, 2026.
This Frontier deal was found by Cheapflights users on 4/20. 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 6/126:00 am
LAS
- ORD
1 stop8h 05m
Frontier
Deal found 4/20![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/17:00 am
LAS
- ORD
1 stop24h 03m
Frontier
Deal found 4/18![Frontier logo]()
$111
This eDestinos deal was found by Cheapflights users on 4/18. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/277:25 am
LAS
- ORD
1 stop15h 23m
Frontier
Deal found 4/18![Frontier logo]()
$112
This United Airlines deal was found by Cheapflights users on 4/20. 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 5/277:00 am
LAS
- ORD
Nonstop3h 48m
United Airlines
Deal found 4/20![United Airlines logo]()
$113
This Super.com deal was found by Cheapflights users on 4/20. 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.
Fri 6/510:02 pm
LAS
- ORD
1 stop23h 11m
Frontier
Deal found 4/20![Frontier logo]()
$114
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 7/1812:59 am
LAS
- ORD
1 stop13h 11m
Frontier
Deal found 4/20![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 4/20. 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.
Mon 5/116:30 am
LAS
- ORD
1 stop12h 02m
Frontier
Deal found 4/20![Frontier logo]()
$116
This CheapOair deal was found by Cheapflights users on 4/22. 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.
Mon 6/17:45 am
LAS
- ORD
1 stop20h 19m
Frontier
Deal found 4/22![Frontier logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 8/86:00 am
LAS
- ORD
1 stop8h 10m
Frontier
Deal found 4/21![Frontier logo]()
$118
This Mytrip deal was found by Cheapflights users on 4/20. 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.
Tue 4/2810:52 pm
LAS
- ORD
1 stop9h 31m
Spirit Airlines
Deal found 4/20![Spirit Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 4/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:10 pm
LAS
- ORD
Nonstop3h 45m
Southwest
Deal found 4/20![Southwest logo]()
$120
This Frontier deal was found by Cheapflights users on 4/20. 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 5/76:00 am
LAS
- ORD
1 stop8h 16m
Frontier
Deal found 4/20![Frontier logo]()
$121
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 April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Cheapflightsfares) |
One-way from | $110 (Frontier) |
Popular in | April |
Cheapest in | October |
Average price | $341 |
Good round-trip deal | $317 or less |
Good one-way deal | $190 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 2,558,603 searches. Data last updated April 23, 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 - ORD
LASORD
Las Vegas Harry Reid Intl
Tue 6/9
12:59 am-4:05 pm
1 stop13h 06m
Chicago O'Hare Intl
Sun 6/14
5:35 pm-10:15 pm
1 stop30h 40m
$204
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Thu 8/27
11:40 pm-5:10 am
Nonstop3h 30m
Chicago O'Hare Intl
Mon 8/31
5:00 am-9:06 am
1 stop6h 06m
$285
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Mon 8/17
6:25 am-4:48 pm
1 stop8h 23m
Chicago O'Hare Intl
Thu 8/20
1:35 pm-9:27 pm
1 stop9h 52m
$295
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Thu 5/28
7:00 am-12:48 pm
Nonstop3h 48m
Chicago O'Hare Intl
Sun 6/7
7:45 pm-9:54 pm
Nonstop4h 09m
$307
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Sat 5/16
5:40 pm-11:25 pm
Nonstop3h 45m
Chicago O'Hare Intl
Sat 5/23
4:15 pm-9:50 pm
1 stop7h 35m
$315
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Thu 5/28
5:10 pm-10:55 pm
Nonstop3h 45m
Chicago O'Hare Intl
Mon 6/1
3:45 pm-10:35 pm
1 stop8h 50m
$316
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Tue 9/8
5:59 pm-8:34 am
2 stops12h 35m
Chicago O'Hare Intl
Tue 9/15
12:15 pm-4:23 pm
1 stop6h 08m
$317
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Thu 5/7
9:00 am-2:48 pm
Nonstop3h 48m
Chicago O'Hare Intl
Mon 5/11
7:50 pm-10:04 pm
Nonstop4h 14m
$336
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Wed 7/1
12:36 am-6:20 am
Nonstop3h 44m
Chicago O'Hare Intl
Sun 7/5
9:02 am-11:08 am
Nonstop4h 06m
$357
Quickest round-trip
Las VegasChicago
LAS - ORD
LASORD
Las Vegas Harry Reid Intl
Wed 8/12
3:52 pm-9:42 pm
Nonstop3h 50m
Chicago O'Hare Intl
Sat 8/15
12:42 pm-2:41 pm
Nonstop3h 59m
$357
Showing 1-10 of 23 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 April.
| 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 Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 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
How far ahead should I book a flight from Las Vegas to Chicago O'Hare Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to O'Hare Intl. Price data was last updated on April 17, 2026.
Booking 70 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 $203). Flying from Las Vegas to Chicago O'Hare Intl Airport in April is currently the most expensive (average of $341). 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 April 23, 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 April 18, 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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 April 23, 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.
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
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 locationsRosemont
Schaumburg
Naperville
Gurnee
Lake Geneva
Delavan
Hoffman Estates
Downers Grove
Oakbrook Terrace
Benton Harbor
Des Plaines
Oak Brook
South Holland
Libertyville
Elgin
Warrenville
Elk Grove Village
Bridgeview
Great Lakes
Lansing
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2026.
Las Vegas and O'Hare Intl flights
Browse other Las Vegas and O'Hare Intl flight options. Last updated on April 23, 2026.
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Browse through other flights departing from Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2026.
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Top 6 airlines flying from Las Vegas to O'Hare Intl
Discover the top 6 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 2,558,603 searches. Data last updated April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$43 | Average$177 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$80 | Average$169 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$134 | Average$327 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$336 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$159 | Average$306 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$159 | Average$289 | FlexibilityNo cancel fee | On-time71% |