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$99+ Cheap flights from Denver to Long Beach (DEN - LGB)

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LGB
Jul 19 — Jul 261
Sat 7/19
Sat 7/26
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Long Beach Municipal are usually found in September or August, booked 5 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from Denver to Long Beach

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Long Beach (LGB). 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 July 14, 2025.

Round-trip from

$197
(Southwest)

One-way from

$99
(Southwest)

Popular in

December

Cheapest in

September

Average price

$296

Good round-trip deal

$231 or less

Good one-way deal

$148 or less
From Denver Intl to Long Beach Municipal
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One-way flight from Denver Intl to Long Beach Municipal
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Highest demand for flights based on searches. 6% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 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 Denver Intl to Long Beach Municipal.
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Price to beat on a one-way flight from Denver Intl to Long Beach Municipal.
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Find flight deals from Denver to Long Beach

Cheapest flights from Denver to Long Beach
Explore the most affordable flight options available from Denver to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2025.

This Southwest deal was found by Cheapflights users on 7/14. 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 8/76:10 pmDEN - LGB
Nonstop2h 30mSouthwest
Mon 8/117:10 amLGB - DEN
Nonstop2h 15mSouthwest
Deal found 7/14$197
This Delta deal was found by Cheapflights users on 7/13. 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 8/126:25 pmDEN - LGB
1 stop4h 18mDelta
Wed 8/135:08 pmLGB - DEN
1 stop4h 40mDelta
Deal found 7/13$207

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Long Beach 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 July 14, 2025.
Use the filters below to find and compare flights from Denver to Long Beach that are best for you.

Fly from

Denver

Fly to

Long Beach

Route

Depart

Return

Price

DenverLong Beach

DEN - LGB

DENLGB

Denver Intl

Thu 8/7

6:10 pm-7:40 pm

Nonstop2h 30m

Long Beach Municipal

Mon 8/11

7:10 am-10:25 am

Nonstop2h 15m

$197

DenverLong Beach

DEN - LGB

DENLGB

Denver Intl

Tue 8/12

6:25 pm-9:43 pm

1 stop4h 18m

Long Beach Municipal

Wed 8/13

5:08 pm-10:48 pm

1 stop4h 40m

$207

DenverLong Beach

DEN - LGB

DENLGB

Denver Intl

Wed 9/24

3:15 pm-6:55 pm

1 stop4h 40m

$99

DenverLong Beach

DEN - LGB

DENLGB

Denver Intl

Sat 8/9

3:55 pm-9:38 pm

1 stop6h 43m

$104

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Best time to book a flight from Denver to Long Beach

Have a flexible travel schedule? Discover the best time to fly to Long Beach from Denver 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 Denver to Long Beach

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Long Beach. Price data was last updated on July 11, 2025.

Booking 5 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Long Beach. 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 Denver to Long Beach?

Currently, January is the cheapest month in which you can book a flight from Denver to Long Beach (average of $306). Flying from Denver to Long Beach in June is currently the most expensive (average of $386). 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 DEN to LGB?

Find hourly flight availability from Denver to Long Beach. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Long Beach at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Denver to Long Beach?

Use this chart to determine the cheapest time to fly round-trip from Denver to Long Beach. Price data was last updated on July 13, 2025.

Travelers seeking maximum savings on their Denver to Long Beach flight should consider departing on Tuesday evenings 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.

Reviews of airlines servicing Long Beach

Get insights into the airlines that provide service to Long Beach. 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 Long Beach. Reviews last updated July 14, 2025.
Get a feel of what it's like to fly with Southwest and Delta from Denver to Long Beach by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,956 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Denver to Long Beach. 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 Denver to Long Beach?

    If you wish to fly to Long Beach from Denver, then you need to book flights from Denver Intl to Long Beach Municipal. There are 3 flights from Denver Intl (DEN) to Long Beach Municipal (LGB) per day to choose from. Flights to Long Beach from Denver Intl are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 2h 25m is how long a nonstop flight from Denver to Long Beach Municipal typically takes.

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

    This flight path from Denver Intl to Long Beach Municipal was viewed by 6 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 Denver to Long Beach round-trip?

    Our cheapest airline available from Denver to Long Beach is Southwest. Our recent data shows that you can find tickets from as low as $197 on this airline. An additional option worth looking into is Delta, starting at $207. These flights start at 33% lower than the current average price 3 months from now.

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

    While on average a flight from Denver to Long Beach is generally $223, our data shows the cheapest flight currently is $103. When looking at the most popular route, (Denver Intl - Long Beach Municipal), you can expect to pay $165 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Long Beach 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 Denver to Long Beach?

    Currently, January is the cheapest month in which you can book a flight from Denver to Long Beach (average of $306). Flying from Denver to Long Beach in June is currently the most expensive (average of $386). 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.

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Top 4 airlines flying from Denver to Long Beach

Discover the top 4 airlines that operate flights from Denver to Long Beach. 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 July 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$136FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$198Average$299FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$200Average$357FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$296FlexibilityNo cancel feeOn-timeN/A

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