$80+ Cheap flights from Irvine, CA to Denver (DEN)
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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DEN
Sep 3 — Sep 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Irvine to Denver 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 Irvine to Denver Intl are usually found in September or October, booked 63 days in advance, depart on a Wednesday or Friday and return on a Friday
Cheap flight deals from Irvine to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Irvine to DenverExplore the most affordable flight options available from Irvine to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Irvine to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Frontier deal was found by Cheapflights users on 8/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Tue 9/810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Deal found 8/3![Frontier logo]()
$102
This iWofly deal was found by Cheapflights users on 8/3. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:40 am
LAX
- DEN
Nonstop2h 33m
Frontier
Mon 8/3110:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Deal found 8/3![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:09 pm
LAX
- DEN
Nonstop2h 35m
Frontier
Mon 8/3112:47 pm
DEN
- LAX
1 stop10h 52m
Frontier
Deal found 7/31![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Mon 8/2412:47 pm
DEN
- LAX
1 stop10h 52m
Frontier
Deal found 7/30![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:55 am
LAX
- DEN
1 stop10h 05m
Frontier
Mon 8/317:00 am
DEN
- LAX
Nonstop2h 30m
Frontier
Deal found 7/31![Frontier logo]()
$108
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:55 am
LAX
- DEN
1 stop19h 53m
Frontier
Tue 8/257:25 am
DEN
- LAX
Nonstop2h 30m
Frontier
Deal found 7/30![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Thu 8/276:10 am
DEN
- LAX
1 stop9h 56m
Frontier
Deal found 7/30![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 7/29. 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.
Tue 9/86:55 am
LAX
- DEN
1 stop10h 05m
Frontier
Mon 9/1410:44 pm
DEN
- LAX
Nonstop2h 26m
Frontier
Deal found 7/29![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:01 pm
LAX
- DEN
Nonstop2h 31m
Frontier
Tue 9/291:05 pm
DEN
- LAX
1 stop4h 18m
Frontier
Deal found 7/30![Frontier logo]()
$112
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:01 pm
LAX
- DEN
Nonstop2h 31m
Frontier
Mon 9/289:05 am
DEN
- LAX
Nonstop2h 34m
Frontier
Deal found 7/30![Frontier logo]()
$113
This Frontier deal was found by Cheapflights users on 8/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Wed 9/99:07 am
DEN
- LAX
1 stop4h 59m
Frontier
Deal found 8/1![Frontier logo]()
$114
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Thu 9/242:28 pm
LAX
- DEN
Nonstop2h 31m
Frontier
Mon 9/2810:44 pm
DEN
- LAX
Nonstop2h 26m
Frontier
Deal found 7/31![Frontier logo]()
$115
Best flights from Irvine to DenverDiscover carefully curated flight deals from Irvine to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Irvine to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 9/75:00 am
LAX
- DEN
Nonstop2h 24m
United Airlines
Thu 9/107:15 pm
DEN
- LAX
Nonstop2h 32m
United Airlines
Deal found 7/30![United Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 8/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:39 pm
LAX
- DEN
Nonstop2h 15m
Delta
Mon 9/148:06 am
DEN
- LAX
Nonstop2h 29m
Delta
Deal found 8/3![Delta logo]()
$174
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:35 am
LAX
- DEN
1 stop6h 00m
Southwest
Wed 9/912:05 pm
DEN
- LAX
2 stops6h 25m
Southwest
Deal found 7/31![Southwest logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:16 am
LAX
- DEN
2 stops11h 10m
Alaska Airlines
Tue 8/256:17 am
DEN
- LAX
2 stops8h 41m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:25 am
LAX
- DEN
2 stops5h 55m
Southwest
Sat 10/36:30 pm
DEN
- LAX
1 stop5h 50m
Southwest
Deal found 8/3![Southwest logo]()
$216
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:50 am
LAX
- DEN
2 stops6h 40m
Southwest
Sun 9/69:35 am
DEN
- LAX
1 stop5h 55m
Southwest
Deal found 7/31![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:15 am
LAX
- DEN
2 stops7h 40m
Southwest
Mon 8/314:40 pm
DEN
- LAX
1 stop5h 10m
Southwest
Deal found 7/31![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 8/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:15 am
LAX
- DEN
2 stops7h 40m
Southwest
Sat 8/2212:25 pm
DEN
- LAX
1 stop6h 30m
Southwest
Deal found 8/1![Southwest logo]()
$291
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:05 am
LAX
- DEN
1 stop3h 55m
Southwest
Sun 11/17:15 pm
DEN
- LAX
2 stops5h 50m
Southwest
Deal found 7/31![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/29. 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 8/288:15 am
LAX
- DEN
2 stops7h 40m
Southwest
Sun 8/309:15 am
DEN
- LAX
1 stop4h 25m
Southwest
Deal found 7/29![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 8/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:15 am
LAX
- DEN
2 stops7h 40m
Southwest
Sun 9/136:20 am
DEN
- LAX
1 stop4h 30m
Southwest
Deal found 8/2![Southwest logo]()
$340
Last-minute flights from Irvine to DenverDiscover last-minute flight deals from Irvine to Denver. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to Denver. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Thu 8/276:10 am
DEN
- LAX
1 stop9h 56m
Frontier
Deal found 7/30![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Mon 8/2412:47 pm
DEN
- LAX
1 stop10h 52m
Frontier
Deal found 7/30![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:55 am
LAX
- DEN
1 stop19h 53m
Frontier
Tue 8/257:25 am
DEN
- LAX
Nonstop2h 30m
Frontier
Deal found 7/30![Frontier logo]()
$109
This Frontier deal was found by Cheapflights users on 8/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Tue 9/810:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Deal found 8/3![Frontier logo]()
$102
This iWofly deal was found by Cheapflights users on 8/3. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:40 am
LAX
- DEN
Nonstop2h 33m
Frontier
Mon 8/3110:39 pm
DEN
- LAX
Nonstop2h 32m
Frontier
Deal found 8/3![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:55 am
LAX
- DEN
1 stop10h 05m
Frontier
Mon 8/317:00 am
DEN
- LAX
Nonstop2h 30m
Frontier
Deal found 7/31![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:09 pm
LAX
- DEN
Nonstop2h 35m
Frontier
Mon 8/3112:47 pm
DEN
- LAX
1 stop10h 52m
Frontier
Deal found 7/31![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 8/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Wed 9/99:07 am
DEN
- LAX
1 stop4h 59m
Frontier
Deal found 8/1![Frontier logo]()
$114
This Frontier deal was found by Cheapflights users on 7/29. 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.
Tue 9/86:55 am
LAX
- DEN
1 stop10h 05m
Frontier
Mon 9/1410:44 pm
DEN
- LAX
Nonstop2h 26m
Frontier
Deal found 7/29![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:01 pm
LAX
- DEN
Nonstop2h 31m
Frontier
Tue 9/291:05 pm
DEN
- LAX
1 stop4h 18m
Frontier
Deal found 7/30![Frontier logo]()
$112
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Thu 9/242:28 pm
LAX
- DEN
Nonstop2h 31m
Frontier
Mon 9/2810:44 pm
DEN
- LAX
Nonstop2h 26m
Frontier
Deal found 7/31![Frontier logo]()
$115
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:01 pm
LAX
- DEN
Nonstop2h 31m
Frontier
Mon 9/289:05 am
DEN
- LAX
Nonstop2h 34m
Frontier
Deal found 7/30![Frontier logo]()
$113
One-way flights from Irvine to DenverSearch for one-way flight options from Irvine to Denver. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Irvine to Denver. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:55 am
LAX
- DEN
1 stop19h 53m
Frontier
Deal found 7/30![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sat 9/125:20 pm
LAX
- DEN
1 stop5h 24m
Frontier
Deal found 8/1![Frontier logo]()
$81
This eDestinos deal was found by Cheapflights users on 8/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
LAX
- DEN
Nonstop2h 33m
Frontier
Deal found 8/3![Frontier logo]()
$82
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 10/306:00 pm
LAX
- DEN
Nonstop2h 27m
United Airlines
Deal found 7/29![United Airlines logo]()
$84
This Super.com deal was found by Cheapflights users on 8/1. 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.
Sat 9/54:15 pm
LAX
- DEN
1 stop4h 38m
Frontier
Deal found 8/1![Frontier logo]()
$85
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 8/299:39 am
LAX
- DEN
1 stop9h 38m
Frontier
Deal found 7/31![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:27 pm
LAX
- DEN
1 stop18h 16m
Frontier
Deal found 8/3![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Mon 9/79:09 pm
LAX
- DEN
Nonstop2h 35m
Frontier
Deal found 7/31![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:47 am
LAX
- DEN
1 stop11h 28m
Frontier
Deal found 8/3![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:27 pm
LAX
- DEN
2 stops15h 36m
Frontier
Deal found 7/30![Frontier logo]()
$92
Find flight deals from Irvine to Denver
Keep the following information in mind while searching for Irvine to Denver flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $102 (Frontier) |
One-way from | $80 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $213 |
Cheapflights Fare Finder
Customize your flight search to find flights from Irvine to Denver 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 August 4, 2026.
Use the filters below to find and compare flights from Irvine to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Mon 9/7
5:00 am-8:24 am
Nonstop2h 24m
Denver Intl
Thu 9/10
7:15 pm-8:47 pm
Nonstop2h 32m
$157
Quickest round-trip
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 9/11
8:39 pm-11:54 pm
Nonstop2h 15m
Denver Intl
Mon 9/14
8:06 am-9:35 am
Nonstop2h 29m
$174
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 9/5
10:35 am-5:35 pm
1 stop6h 00m
Denver Intl
Wed 9/9
12:05 pm-5:30 pm
2 stops6h 25m
$199
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 10/3
5:25 am-12:20 pm
2 stops5h 55m
Denver Intl
Sat 10/3
6:30 pm-11:20 pm
1 stop5h 50m
$216
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 9/5
7:50 am-3:30 pm
2 stops6h 40m
Denver Intl
Sun 9/6
9:35 am-2:30 pm
1 stop5h 55m
$249
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 8/28
8:15 am-4:55 pm
2 stops7h 40m
Denver Intl
Mon 8/31
4:40 pm-8:50 pm
1 stop5h 10m
$257
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Thu 8/20
8:15 am-4:55 pm
2 stops7h 40m
Denver Intl
Sat 8/22
12:25 pm-5:55 pm
1 stop6h 30m
$291
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 10/30
8:05 am-1:00 pm
1 stop3h 55m
Denver Intl
Sun 11/1
7:15 pm-12:05 am
2 stops5h 50m
$314
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 8/28
8:15 am-4:55 pm
2 stops7h 40m
Denver Intl
Sun 8/30
9:15 am-12:40 pm
1 stop4h 25m
$327
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 8/22
7:16 am-7:26 pm
2 stops11h 10m
Denver Intl
Tue 8/25
6:17 am-1:58 pm
2 stops8h 41m
$333
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Irvine to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Irvine with our price prediction graph.
LAX-DEN
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 Irvine to Denver
IR9-DEN
LAX-DEN
What is the cheapest time of day to fly from IR9 to DEN?
Find hourly flight availability from Irvine to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
One of the essential ways to save on airfare from Irvine to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.
Weekly flight availability from Irvine to Denver
Explore weekly flight availability from Irvine to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 4, 2026.
The most flights from IR9 to DEN are scheduled on a Sunday (94 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (59 on average).
How much does it cost to fly round-trip from Irvine to Denver?
Airfare is below average for this route at the moment.
Irvine to Denver flights typically cost between $150 and $302 in August.The cheapest round-trip price found within the last 5 days was $102 on Frontier (Aug 29-Sep 1).
What is the cheapest day to fly from Irvine to Denver?
Use this chart to determine the cheapest time to fly round-trip from Irvine to Denver. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Irvine to Denver flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated August 4, 2026.
Read through reviews of airlines operating flights from Irvine to Denver, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Irvine to Denver. 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 Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Black Hawk
Centennial
Lakewood
Broomfield
Golden
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Greeley
Winter Park
Limon
Manitou Springs
Frisco
Englewood
Glendale
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Denver flight routes
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Irvine to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Search flights from Irvine to Denver by cabin class
Find flights from Irvine to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Irvine and Denver flights
Browse other Irvine and Denver flight options. Last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Irvine to Denver flights
Consider these flights traveling from Irvine to Denver.
Top 7 airlines flying from Irvine to Denver
Discover the top 7 airlines that operate flights from Irvine to Denver. 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$53 | Average$167 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$95 | Average$280 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$141 | Average$294 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$143 | Average$333 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$331 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$159 | Average$321 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$425 | Average$563 | FlexibilityNo cancel fee | On-time75% |