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$603+ Cheap flights from Moline (MLI) to Barcelona

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — BCN
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
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Cheap flight deals from Moline to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Moline (MLI) to Barcelona (S37). 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 March 27, 2025.

Round-trip from

$828
(United)
From Moline Quad-City to Barcelona
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Find flight deals from Moline to Barcelona

Cheapest flights from Moline to Barcelona
Explore the most affordable flight options available from Moline to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2025.

This United Airlines deal was found by Cheapflights users on 3/25. 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.
Wed 11/56:45 amMLI - BCN
2 stops18h 35mUnited Airlines
Thu 11/1312:15 pmBCN - MLI
2 stops39h 43mUnited Airlines
Deal found 3/25$603
This American Airlines deal was found by Cheapflights users on 3/24. 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 5/86:30 amMLI - BCN
1 stop20h 40mAmerican Airlines
Thu 5/1512:20 pmBCN - MLI
1 stop16h 04mAmerican Airlines
Deal found 3/24$901
This KLM deal was found by Cheapflights users on 3/26. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/165:50 amMLI - BCN
1 stop20h 30mKLM
Mon 4/217:40 pmBCN - MLI
2 stops27h 40mKLM
Deal found 3/26$1,070
This United deal was found by Cheapflights users on 3/26. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/106:30 amMLI - BCN
2 stops24h 35mMultiple Airlines
Mon 4/143:40 pmBCN - MLI
2 stops36h 55mMultiple Airlines
Deal found 3/26$1,207
This Booking.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/105:25 pmMLI - BCN
2 stops17h 30mLufthansa
Mon 4/143:40 pmBCN - MLI
2 stops36h 55mLufthansa
Deal found 3/26$1,208
This Air France deal was found by Cheapflights users on 3/26. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/105:03 pmMLI - BCN
2 stops20h 17mAir France
Mon 4/1411:35 amBCN - MLI
1 stop17h 50mAir France
Deal found 3/26$1,290
This Delta deal was found by Cheapflights users on 3/26. 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 4/155:50 amMLI - BCN
1 stop20h 30mDelta
Sun 4/2011:35 amBCN - MLI
1 stop17h 50mDelta
Deal found 3/26$1,691

Cheapflights Fare Finder

Customize your flight search to find flights from Moline to Barcelona 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 March 27, 2025.
Use the filters below to find and compare flights from Moline to Barcelona that are best for you.

Fly from

Moline

Fly to

Barcelona

Route

Depart

Return

Price

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Thu 5/8

6:30 am-7:50 am

2 stops18h 20m

Barcelona-El Prat

Thu 5/15

12:10 pm-4:47 pm

2 stops35h 37m

$828

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Thu 5/8

6:30 am-10:10 am

1 stop20h 40m

Barcelona-El Prat

Thu 5/15

12:20 pm-9:24 pm

1 stop16h 04m

$901

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Wed 4/16

5:50 am-9:20 am

1 stop20h 30m

Barcelona-El Prat

Mon 4/21

7:40 pm-4:20 pm

2 stops27h 40m

$1,070

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Thu 4/10

6:30 am-2:05 pm

2 stops24h 35m

Barcelona-El Prat

Mon 4/14

3:40 pm-9:35 pm

2 stops36h 55m

$1,207

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Thu 4/10

5:25 pm-5:55 pm

2 stops17h 30m

Barcelona-El Prat

Mon 4/14

3:40 pm-9:35 pm

2 stops36h 55m

$1,208

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Thu 4/10

5:03 pm-8:20 pm

2 stops20h 17m

Barcelona-El Prat

Mon 4/14

11:35 am-10:25 pm

1 stop17h 50m

$1,290

MolineBarcelona

MLI - BCN

MLIBCN

Moline Quad-City

Tue 4/15

5:50 am-9:20 am

1 stop20h 30m

Barcelona-El Prat

Sun 4/20

11:35 am-10:25 pm

1 stop17h 50m

$1,691

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Best time to book a flight from Moline to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona 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 Barcelona

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

Currently, January is the cheapest month in which you can book a flight from Moline to Barcelona (average of $523). Flying from Moline to Barcelona in June is currently the most expensive (average of $1,080). 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.

Rainfall in Barcelona by month

Plan your trip to Barcelona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona when rainfall is around 0.8 in.

Temperature in Barcelona by month

Plan your trip to Barcelona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated March 27, 2025.
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Moline to Barcelona. 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 Barcelona?

    Moline Quad-City (MLI) is the airport you will fly out of if you book a flight from Moline to Barcelona. You should not have trouble finding flights to Barcelona from Quad-City; the airport handles an average of 0 outbound flights to Barcelona per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Moline airport to Barcelona. It is only a 4.0 mi journey to Quad-City (MLI) from Moline’s city center.

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

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

  • How can I find direct flights from Moline to Barcelona?

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

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

    Yes. Cheapflights offers flight deals from Moline to Barcelona 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 Barcelona?

    Currently, January is the cheapest month in which you can book a flight from Moline to Barcelona (average of $523). Flying from Moline to Barcelona in June is currently the most expensive (average of $1,080). 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

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