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San Juan

$386+ Cheap flights from Moline (MLI) to San Juan

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — SJU
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
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Cheap flight deals from Moline to San Juan

Cheapest flights from Moline to San Juan
Explore the most affordable flight options available from Moline to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 8/226:30 am
MLI
-
SJU
1 stop7h 14m
United Airlines
Tue 8/251:00 am
SJU
-
MLI
2 stops13h 54m
United Airlines
Deal found 5/6$386
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:24 pm
MLI
-
SJU
2 stops17h 46m
American Airlines
Sun 10/46:30 am
SJU
-
MLI
2 stops17h 55m
American Airlines
Deal found 5/6$441
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Tue 11/38:10 am
MLI
-
SJU
2 stops12h 12m
United Airlines
Sat 11/78:10 am
SJU
-
MLI
1 stop7h 41m
United Airlines
Deal found 5/7$446
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/114:29 pm
MLI
-
SJU
1 stop6h 21m
American Airlines
Sat 10/178:35 am
SJU
-
MLI
1 stop14h 06m
American Airlines
Deal found 5/6$492
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
MLI
-
SJU
2 stops15h 45m
American Airlines
Tue 5/265:30 am
SJU
-
MLI
1 stop19h 00m
American Airlines
Deal found 5/7$556
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:00 am
MLI
-
SJU
1 stop17h 16m
American Airlines
Sun 6/712:57 am
SJU
-
MLI
1 stop10h 44m
American Airlines
Deal found 5/9$560

Find flight deals from Moline to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Moline (MLI) to San Juan (PR1). 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 May 10, 2026.

Round-trip from

$386
(United Airlines)

Popular in

October

Cheapest in

June

Average price

$556
From Moline Quad-City to San Juan
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Moline to San Juan 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 May 10, 2026.
Use the filters below to find and compare flights from Moline to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MolineSan Juan

MLI - SJU

MLISJU

Moline Quad-City

Sat 8/22

6:30 am-2:44 pm

1 stop7h 14m

San Juan Luis Munoz Marin Intl

Tue 8/25

1:00 am-1:54 pm

2 stops13h 54m

$386

MolineSan Juan

MLI - SJU

MLISJU

Moline Quad-City

Thu 10/1

4:24 pm-11:10 am

2 stops17h 46m

San Juan Luis Munoz Marin Intl

Sun 10/4

3:55 pm-9:39 pm

1 stop6h 44m

$491

MolineSan Juan

MLI - SJU

MLISJU

Moline Quad-City

Sun 10/11

7:07 am-11:50 pm

1 stop15h 43m

San Juan Luis Munoz Marin Intl

Sat 10/17

3:25 pm-11:06 pm

1 stop8h 41m

$492

MolineSan Juan

MLI - SJU

MLISJU

Moline Quad-City

Thu 7/30

11:53 am-11:58 pm

1 stop11h 05m

San Juan Luis Munoz Marin Intl

Fri 8/7

12:59 am-6:11 pm

1 stop18h 12m

$524

MolineSan Juan

MLI - SJU

MLISJU

Moline Quad-City

Sat 5/23

6:00 am-10:45 pm

2 stops15h 45m

San Juan Luis Munoz Marin Intl

Tue 5/26

5:30 am-11:30 pm

1 stop19h 00m

$556
Cheapest one-way
Quickest one-way

MolineSan Juan

MLI - SJU

MLISJU

Moline Quad-City

Mon 5/18

5:15 am-9:24 pm

2 stops15h 09m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Sorted by cheapest first

Best time to book a flight from Moline to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Moline 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 Moline to San Juan

What is the cheapest month to book a flight from Moline to San Juan?

Currently, September is the cheapest month in which you can book a flight from Moline to San Juan (average of $229). Flying from Moline to San Juan in October is currently the most expensive (average of $480). 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.

How much does it cost to fly round-trip from Moline to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated May 10, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Moline to San Juan. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,695 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,695 reviews
United Airlines
7.4
Good
9,695 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,671 reviews
United Airlines
7.4
Good
9,695 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Moline to San Juan. 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 from for flights from Moline to San Juan?

    If you book a flight to San Juan from Moline, you will be flying from Quad-City, which is the city’s only airport. Moline Quad-City (MLI) is located 4.0 mi from the center of Moline. There are 0 flights from Quad-City to San Juan per day from 2 different airlines.

  • How long is the flight from Moline to San Juan?

    For as low as $386, United Airlines can have you in San Juan from Moline in 7h 14m. Airlines will cover a distance of 2146 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Moline to San Juan round-trip?

    Currently priced at $302, American Airlines will fly you from Moline to San Juan and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $315. You may be able to fly from Moline to San Juan for 42% less than the average price by searching for these airlines.

  • Can I find deals for flights from Moline to San Juan that include hotel bookings?

    Yes. In addition to deals on Moline to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Moline to San Juan?

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

  • Can I find deals for business class flights from Moline to San Juan?

    Yes. Cheapflights offers flight deals from Moline to San Juan 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 Moline to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Moline to San Juan (average of $229). Flying from Moline to San Juan in October is currently the most expensive (average of $480). 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

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Top 2 airlines flying from Moline to San Juan

Discover the top 2 airlines that operate flights from Moline to San Juan. 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 May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$302Average$542FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$315Average$510FlexibilityNo cancel feeOn-time69%

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