$90 Cheap Flights from Long Beach (LGB) to Denver (DEN)

View $90 flight on Wed, Sep 17, 2025Opens in a new window

Popular airlines from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)

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Today's featured flight deals from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Long Beach to Denver (LGB-DEN)

Prices were available within the past 7 days and start at $90 for one-way flights and $165 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sat, Sep 6 - Tue, Sep 9
LGB
Long Beach
DEN
Denver
$165 Roundtrip, found 3 days ago
$165
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Sat, Sep 6 from Long Beach to Denver, returning Tue, Sep 9, priced at $165 found 3 days ago
Southwest Airlines
Tue, Sep 16 - Sat, Sep 20
LGB
Long Beach
DEN
Denver
$172 Roundtrip, found 3 days ago
$172
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Sep 16 from Long Beach to Denver, returning Sat, Sep 20, priced at $172 found 3 days ago
Southwest Airlines
Sat, Nov 8 - Tue, Nov 11
LGB
Long Beach
DEN
Denver
$176 Roundtrip, found 5 days ago
$176
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Sat, Nov 8 from Long Beach to Denver, returning Tue, Nov 11, priced at $176 found 5 days ago
Southwest Airlines
Tue, Sep 2 - Sat, Sep 6
LGB
Long Beach
DEN
Denver
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Sep 2 from Long Beach to Denver, returning Sat, Sep 6, priced at $177 found 2 days ago
Southwest Airlines
Tue, Sep 2 - Sat, Sep 6
LGB
Long Beach
DEN
Denver
$178 Roundtrip, found 2 days ago
$178
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Sep 2 from Long Beach to Denver, returning Sat, Sep 6, priced at $178 found 2 days ago
Southwest Airlines
Wed, Sep 17 - Wed, Sep 24
LGB
Long Beach
DEN
Denver
$179 Roundtrip, just found
$179
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Sep 17 from Long Beach to Denver, returning Wed, Sep 24, priced at $179 just found
Southwest Airlines
Sat, Oct 4 - Wed, Oct 8
LGB
Long Beach
DEN
Denver
$180 Roundtrip, found 6 days ago
$180
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Sat, Oct 4 from Long Beach to Denver, returning Wed, Oct 8, priced at $180 found 6 days ago
Southwest Airlines
Sat, Oct 11 - Tue, Oct 14
LGB
Long Beach
DEN
Denver
$181 Roundtrip, found 5 days ago
$181
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Sat, Oct 11 from Long Beach to Denver, returning Tue, Oct 14, priced at $181 found 5 days ago
Southwest Airlines
Tue, Dec 2 - Sat, Dec 6
LGB
Long Beach
DEN
Denver
$184 Roundtrip, just found
$184
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Dec 2 from Long Beach to Denver, returning Sat, Dec 6, priced at $184 just found
Southwest Airlines
Wed, Sep 3 - Tue, Sep 9
LGB
Long Beach
DEN
Denver
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Sep 3 from Long Beach to Denver, returning Tue, Sep 9, priced at $186 found 3 days ago

Find the cheapest month to fly from Long Beach (LGB) to Denver (DEN)

September is typically the cheapest month to fly

From $165 - $527 per traveler.

Graph displaying average flight prices per month

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $265
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $265
Flights from Long Beach (LGB) to Denver (DEN)
Origin airport
Long Beach Municipal
Destination airport
Denver Intl.
Airlines serving
Delta, Southwest Airlines
Roundtrip price
$164
Distance
852 mi
Average flight time
4 hours 33 mins

Long Beach to Denver Flights

The cheapest times to fly from Long Beach to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Long Beach to Denver are during the month of September. You can find some of the cheapest flights from Long Beach to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Long Beach to Denver

Sunday is one of the best days to book for cheap flights from Long Beach to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Long Beach to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Long Beach to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $90 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Long Beach to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Long Beach to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN) cost?
Grab a cheap one-way flight from $90 or cheap return flight from $165 from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
The cheapest month to fly from LGB to DEN is September, when demand is low. Off-peak months are generally when airlines offer better prices between these airports.
Which airlines fly direct from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
Jump on a nonstop flight with Southwest Airlines and travel straight from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN).
What is the cheapest airline that flies from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest LGB to DEN flight.
How many flights per day from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
Each day, an average of 2 nonstop flights operate from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN). Choose the departure time that best suits your plans.
What are the most popular departure times for flights from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
Flights between LGB and DEN are busiest at 1 PM. For a less crowded experience and possibly cheaper prices, choose a departure that's outside typical rush times.
What day of the week has the most flights from LGB to DEN?
If you fly on a Saturday, you'll get the widest range of choices for flights from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN).
What is the earliest flight from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
The earliest flight out of Long Beach Municipal Airport (LGB) is at around 6:55AM UTC-8. Catch this flight and you'll land at Denver Intl. Airport (DEN) at approximately 10:15AM UTC-7. The total flight duration is 2h 20m.
How long does it take to fly from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
The average flight time from LGB to DEN is 2 hours and 15 minutes, covering a total distance of 850 mi.
What airline has the least delays from LGB to DEN?
United Airlines has the best performance for on-time direct flights from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN), with an on-time score of 100%. Use the Expedia App to check your flight status before you jet off and get real-time updates about any trip changes.
What is the best time to fly from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
To arrive at Denver Intl. Airport (DEN) on schedule, opt for a flight that takes off from Long Beach Municipal Airport (LGB) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Denver from Long Beach Municipal Airport (LGB)?
Denver Intl. Airport (DEN) is the only airport in Denver with direct flights from Long Beach Municipal Airport (LGB). Check out your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN) last-minute?
Booking your ticket from LGB to DEN right before your journey is typically more expensive. However, if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a LGB to DEN flight and hotel package?
Compared with arranging flights and hotels separately, booking a LGB to DEN flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the stress out of planning your trip. Simply secure your flights and choose from our wide range of stays, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Long Beach Municipal Airport (LGB) to Denver Intl. Airport (DEN)?
You can usually cancel or reschedule your LGB to DEN flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.