HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Monrovia

$72+ Cheap flights from Houston to Monrovia, CA, CA

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LAX
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Monrovia 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 Houston to Monrovia are usually found in February or September, booked 73 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Houston to Monrovia

Keep the following information in mind while searching for Houston to Monrovia flight deals. Data was last updated julio 31, 2025.

Round-trip from

$109
(Booking.com)

One-way from

$72
(Cheapflightsfares)

Popular in

November

Cheapest in

February

Average price

$218
From Houston to Monrovia
Search Deals
One-way flight from Houston to Monrovia
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Houston to Monrovia

Cheapest flights from Houston to Monrovia
Explore the most affordable flight options available from Houston to Monrovia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/216:25 amIAH - LAX
Nonstop3h 18mSpirit Airlines
sáb. 8/2311:38 pmLAX - IAH
Nonstop3h 22mSpirit Airlines
Deal found 7/30$109
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/211:59 amIAH - LAX
Nonstop3h 48mFrontier
dom. 10/52:54 pmLAX - IAH
Nonstop3h 29mFrontier
Deal found 7/29$113
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/611:59 amIAH - LAX
Nonstop3h 48mMultiple Airlines
jue. 9/116:45 amLAX - IAH
1 stop7h 58mMultiple Airlines
Deal found 7/29$143
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/189:05 pmHOU - LAX
Nonstop3h 30mSouthwest
lun. 9/2211:45 pmLAX - HOU
Nonstop3h 15mSouthwest
Deal found 7/30$151
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.
sáb. 9/64:30 pmIAH - LAX
Nonstop3h 37mUnited Airlines
lun. 9/812:56 amLAX - IAH
Nonstop3h 17mUnited Airlines
Deal found 7/29$151

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Monrovia 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 31, 2025.
Use the filters below to find and compare flights from Houston to Monrovia that are best for you.

Fly from

Houston

Fly to

Monrovia

Route

Depart

Return

Price

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

jue. 8/21

6:25 am-7:43 am

Nonstop3h 18m

Los Angeles

mar. 8/26

11:38 pm-5:00 am

Nonstop3h 22m

$109

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

jue. 10/2

11:59 am-1:47 pm

Nonstop3h 48m

Los Angeles

dom. 10/5

2:54 pm-8:23 pm

Nonstop3h 29m

$113

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

sáb. 9/6

11:59 am-1:47 pm

Nonstop3h 48m

Los Angeles

jue. 9/11

6:45 am-4:43 pm

1 stop7h 58m

$143

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

jue. 9/18

9:05 pm-10:35 pm

Nonstop3h 30m

Los Angeles

lun. 9/22

5:25 am-10:45 am

Nonstop3h 20m

$151

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

sáb. 9/6

4:30 pm-6:07 pm

Nonstop3h 37m

Los Angeles

lun. 9/8

12:56 am-6:13 am

Nonstop3h 17m

$151

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

mar. 9/16

9:32 am-1:33 pm

1 stop6h 01m

$72

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

dom. 9/28

11:59 am-1:47 pm

Nonstop3h 48m

$74

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

jue. 10/16

10:20 pm-11:50 pm

Nonstop3h 30m

$76

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

sáb. 8/30

7:00 am-8:20 am

Nonstop3h 20m

$76

HoustonLos Angeles

IAH - LAX

IAHLAX

Houston George Bush Intcntl

vie. 9/26

5:59 pm-12:01 am

1 stop8h 02m

$101

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 15 results
1
2

Best time to book a flight from Houston to Monrovia

Have a flexible travel schedule? Discover the best time to fly to Monrovia from Houston 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 Houston to Monrovia

How far ahead should I book a flight from Houston to Monrovia?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Monrovia. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Houston to Monrovia, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Houston to Monrovia?

Currently, January is the cheapest month in which you can book a flight from Houston to Monrovia (average of $246). Flying from Houston to Monrovia in March is currently the most expensive (average of $326). 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 HOU to MR9?

Find hourly flight availability from Houston to Monrovia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

When flying from Houston to Monrovia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Houston to Monrovia?

Use this chart to determine the cheapest time to fly round-trip from Houston to Monrovia. Price data was last updated on September 8, 2024.

Travelers seeking maximum savings on their Houston to Monrovia flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Houston to Monrovia?

Reviews of airlines servicing Monrovia

Get insights into the airlines that provide service to Monrovia. 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 Monrovia. Reviews last updated julio 31, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Houston to Monrovia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines to fly from Houston to Monrovia one-way?

    $72 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Southwest, with prices starting from $74 and $76, respectively.

  • What are the cheapest flights from Houston to Monrovia?

    On average you can expect to pay $234 for a flight from Houston to Monrovia. The cheapest flight overall is $75 while the most popular route, (Houston Hobby - Los Angeles) is currently priced at $94.

  • Can I find deals for flights from Houston to Monrovia that include hotel bookings?

    Yes. In addition to deals on Houston to Monrovia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Monrovia?

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

  • Can I find deals for business class flights from Houston to Monrovia?

    Yes. Cheapflights offers flight deals from Houston to Monrovia 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 Houston to Monrovia?

    Currently, January is the cheapest month in which you can book a flight from Houston to Monrovia (average of $246). Flying from Houston to Monrovia in March is currently the most expensive (average of $326). 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

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 for Houston to Monrovia

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Hobby to Las Vegas flights
George Bush Intcntl to Las Vegas flights
Austin to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
Love Field to Las Vegas flights
Hobby to Los Angeles flights
Dallas/Fort Worth to Santa Ana flights
San Antonio to Las Vegas flights
Dallas/Fort Worth to Burbank flights
Dallas/Fort Worth to San Diego flights
Austin to Los Angeles flights
Hobby to San Diego flights
George Bush Intcntl to Los Angeles flights
Hobby to San Francisco flights
Hobby to Ontario flights
Dallas/Fort Worth to Oakland flights
George Bush Intcntl to San Diego flights
Dallas/Fort Worth to San Jose flights
Austin to San Francisco flights
Love Field to Los Angeles flights
George Bush Intcntl to Ontario flights
George Bush Intcntl to San Francisco flights
Dallas/Fort Worth to Ontario flights
Hobby to Santa Ana flights
Austin to San Diego flights
George Bush Intcntl to Santa Ana flights
San Antonio to Los Angeles flights
Hobby to Burbank flights
Hobby to Sacramento flights
Austin to Ontario flights
Hobby to San Jose flights
Dallas/Fort Worth to Reno flights
George Bush Intcntl to Burbank flights
Love Field to San Diego flights
Hobby to Oakland flights
Austin to San Jose flights
George Bush Intcntl to San Jose flights
El Paso to Las Vegas flights
Love Field to San Francisco flights
San Antonio to San Francisco flights
Austin to Santa Ana flights
George Bush Intcntl to Sacramento flights
San Antonio to Ontario flights
Dallas/Fort Worth to Sacramento flights
George Bush Intcntl to Oakland flights
McAllen to Las Vegas flights
San Antonio to San Diego flights
Austin to Reno flights

Top 6 airlines flying from Houston to Monrovia

Discover the top 6 airlines that operate flights from Houston to Monrovia. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$49Average$177FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$80Average$205FlexibilityNo cancel feeOn-time65%
DeltaCheapest$112Average$337FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$148Average$387FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$161Average$388FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$165Average$368FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.