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$99+ Cheap flights from Long Beach to Denver (LGB - 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — DEN
jul. 7 — jul. 141
lun. 7/7
lun. 7/14
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Long Beach Municipal to Denver Intl are usually found in April or August, booked 40 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Long Beach to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Long Beach (LGB) to Denver (DEN). 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 julio 2, 2025.

Round-trip from

$207
(Delta)

One-way from

$99
(Southwest)

Popular in

November

Cheapest in

April

Average price

$317

Good round-trip deal

$299 or less

Good one-way deal

$208 or less
From Long Beach Municipal to Denver Intl
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One-way flight from Long Beach Municipal to Denver Intl
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Highest demand for flights based on searches. 9% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Long Beach Municipal to Denver Intl.
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Price to beat on a one-way flight from Long Beach Municipal to Denver Intl.
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Find flight deals from Long Beach to Denver

Cheapest flights from Long Beach to Denver
Explore the most affordable flight options available from Long Beach to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 2, 2025.

This Southwest deal was found by Cheapflights users on 7/2. 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.
jue. 9/257:10 amLGB - DEN
Nonstop2h 15mSouthwest
mar. 9/306:55 pmDEN - LGB
Nonstop2h 25mSouthwest
Deal found 7/2$197
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/285:08 pmLGB - DEN
1 stop4h 55mDelta
mar. 9/26:25 pmDEN - LGB
1 stop4h 18mDelta
Deal found 6/30$207

Cheapflights Fare Finder

Customize your flight search to find flights from Long Beach 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 julio 2, 2025.
Use the filters below to find and compare flights from Long Beach to Denver that are best for you.

Fly from

Long Beach

Fly to

Denver

Route

Depart

Return

Price

Long BeachDenver

LGB - DEN

LGBDEN

Long Beach Municipal

jue. 8/28

5:08 pm-11:03 pm

1 stop4h 55m

Denver Intl

mar. 9/2

6:25 pm-9:43 pm

1 stop4h 18m

$207

Long BeachDenver

LGB - DEN

LGBDEN

Long Beach Municipal

jue. 8/14

11:00 am-2:20 pm

Nonstop2h 20m

Denver Intl

dom. 8/24

9:25 am-10:45 am

Nonstop2h 20m

$217

Long BeachDenver

LGB - DEN

LGBDEN

Long Beach Municipal

lun. 9/8

3:25 pm-6:45 pm

Nonstop2h 20m

$99

Long BeachDenver

LGB - DEN

LGBDEN

Long Beach Municipal

lun. 8/4

1:15 pm-7:55 pm

1 stop5h 40m

$104

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Long Beach to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Long Beach with our price prediction graph.
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 Long Beach to Denver

How far ahead should I book a flight from Long Beach to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Long Beach to Denver. Price data was last updated on June 27, 2025.

Booking 40 days in advance of your planned departure date is, on average, the best time to get cheap flights from Long Beach to Denver. 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 Long Beach to Denver?

Currently, October is the cheapest month in which you can book a flight from Long Beach to Denver (average of $197). Flying from Long Beach to Denver in March is currently the most expensive (average of $278). 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 LGB to DEN?

Find hourly flight availability from Long Beach 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 julio 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Long Beach to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 75% on your trip compared to booking a flight at noon.

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 julio 2, 2025.
Read through reviews of airlines operating flights from Long Beach to Denver, such as Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,983 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Long Beach to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Long Beach to Denver?

    If you wish to fly to Denver from Long Beach, then you need to book flights from Long Beach Municipal to Denver Intl. There are 2 flights from Long Beach Municipal (LGB) to Denver Intl (DEN) per day to choose from. Flights to Denver from Long Beach Municipal are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 2h 15m is how long a nonstop flight from Long Beach to Denver Intl typically takes.

  • How popular is this Long Beach to Denver flight route?

    The Long Beach Municipal to Denver Intl flight path was viewed by 9 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Long Beach to Denver round-trip?

    Flying on Delta is currently your cheapest option to Denver, with prices starting at $207. Another option worth looking into is Southwest, starting at $217 round trip. Delta is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Long Beach to Denver?

    The cheapest flight price from Long Beach to Denver is $92. On average you can expect to pay $309. The most popular route, (Long Beach Municipal - Denver Intl), can usually be booked for $207.

  • Can I find deals for flights from Long Beach to Denver that include hotel bookings?

    Yes. In addition to deals on Long Beach to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Long Beach to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Long Beach to Denver.

  • Can I find deals for business class flights from Long Beach to Denver?

    Yes. Cheapflights offers flight deals from Long Beach to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Long Beach to Denver?

    Currently, October is the cheapest month in which you can book a flight from Long Beach to Denver (average of $197). Flying from Long Beach to Denver in March is currently the most expensive (average of $278). 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.

See more FAQs

Traveling to a place near Long Beach?

Book flights to Long Beach if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Broomfield
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs

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Top 3 airlines flying from Long Beach to Denver

Discover the top 3 airlines that operate flights from Long Beach 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 julio 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$104FlexibilityNo cancel feeOn-time62%
DeltaCheapest$177Average$374FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$197Average$301FlexibilityNo cancel feeOn-time63%

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