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Monrovia

$833+ Cheap flights from Houston to Monrovia (ROB)

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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ROB
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap 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 December 16, 2025.

This Ovago deal was found by Cheapflights users on 12/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/214:30 pmIAH - ROB
3 stops46h 45mMultiple Airlines
Tue 1/2710:45 pmROB - IAH
2 stops26h 01mMultiple Airlines
Deal found 12/15$2,891
This Travelocity deal was found by Cheapflights users on 12/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:10 pmIAH - ROB
2 stops51h 25mMultiple Airlines
Tue 1/1311:05 amROB - IAH
3 stops40h 39mMultiple Airlines
Deal found 12/16$4,122
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:55 amIAH - ROB
3 stops27h 20mBrussels Airlines
Tue 1/1310:45 pmROB - IAH
2 stops26h 01mBrussels Airlines
Deal found 12/16$5,183

Find flight deals from Houston to Monrovia

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Monrovia (ROB). 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 December 16, 2025.

Round-trip from

$1,510
(United Airlines)

One-way from

$833
(Kiwi.com)
From Houston to Monrovia Roberts Intl
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One-way flight from Houston to Monrovia Roberts Intl
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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 December 16, 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

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Mon 4/6

6:20 am-7:50 pm

3 stops32h 30m

Monrovia Roberts Intl

Sun 4/26

9:10 pm-8:20 pm

2 stops28h 10m

$1,510

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Mon 4/6

6:20 am-7:50 pm

3 stops32h 30m

Monrovia Roberts Intl

Wed 4/22

9:10 pm-11:16 pm

2 stops31h 06m

$1,510

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Mon 4/6

5:00 am-7:50 pm

3 stops33h 50m

Monrovia Roberts Intl

Tue 4/28

9:10 pm-7:06 pm

2 stops26h 56m

$1,510

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Fri 1/30

12:29 pm-9:15 pm

3 stops26h 46m

Monrovia Roberts Intl

Fri 2/6

8:05 pm-12:12 am

3 stops34h 07m

$1,535

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Thu 3/19

6:20 am-6:45 pm

2 stops31h 25m

Monrovia Roberts Intl

Fri 4/17

9:10 pm-11:16 pm

2 stops31h 06m

$1,535

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Wed 4/8

4:20 pm-7:50 pm

3 stops46h 30m

Monrovia Roberts Intl

Sun 4/26

9:10 pm-9:34 pm

2 stops29h 24m

$1,554

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Sat 3/21

12:10 pm-9:15 pm

3 stops28h 05m

Monrovia Roberts Intl

Tue 4/21

9:10 pm-6:05 pm

2 stops49h 55m

$1,640

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Mon 4/6

6:20 am-7:50 pm

3 stops32h 30m

Monrovia Roberts Intl

Fri 4/24

9:10 pm-12:17 am

2 stops32h 07m

$1,660

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Thu 3/19

7:20 am-6:45 pm

2 stops30h 25m

Monrovia Roberts Intl

Fri 5/22

9:10 pm-12:26 am

2 stops32h 16m

$1,660

HoustonMonrovia

IAH - ROB

IAHROB

Houston George Bush Intcntl

Tue 4/7

7:20 am-7:50 pm

3 stops31h 30m

Monrovia Roberts Intl

Wed 4/22

9:10 pm-5:16 pm

2 stops25h 06m

$1,785

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 18 results
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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

What is the cheapest time of day to fly from HOU to ROB?

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 December 16, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 28% on flights from Houston to Monrovia by exploring options for tickets in the evening.

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 December 16, 2025.
Get a feel of what it's like to fly with United Airlines, Brussels Airlines, and British Airways from Houston to Monrovia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Brussels Airlines
7.2
Good
375 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
British Airways
6.7
Okay
7,582 reviews
United Airlines
7.4
Good
9,094 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 airport do you fly into for flights to Monrovia from Houston?

    Located just 30.2 mi from the city center, Monrovia Roberts Intl is the airport most travelers will use when flying to Monrovia from Houston. Booking flights from Houston to Roberts Intl (ROB) should be relatively easy as there are 0 daily inbound flights from Houston from 3 different airlines.

  • How long is the flight from Houston to Monrovia?

    There are many flights that can get you from Houston to Monrovia in 32h 30m. Fly via United Airlines to get the fastest option. There are 5700 mi between Houston and Monrovia.

  • What are the cheapest airlines flying from Houston to Monrovia round-trip?

    Our cheapest airline available from Houston to Monrovia is Brussels Airlines. Our recent data shows that you can find tickets from as low as $1,685 on this airline. Additional options worth looking into are British Airways and United Airlines, starting at $1,695 and $1,757 round-trip.

  • 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.

See more FAQs

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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 Monrovia flights
Hobby to Monrovia flights
Austin to Monrovia flights

Top 3 airlines flying from Houston to Monrovia

Discover the top 3 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$1,685Average$1,825FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$1,695Average$2,241FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,757Average$1,877FlexibilityNo cancel feeOn-time69%

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