Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Milwaukee to Barcelona from $677

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Barcelona departing on 6/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:52 pm - 1:15 pm
MKE
-
BCN
14h 23m
1 stop
United Airlines Logo
1:15 pm - 1:43 pm
BCN
-
MKE
31h 28m
2 stops
$758United Airlines
Mon, Sep 28 - Tue, Oct 6
United Airlines Logo
6:32 pm - 9:20 am
MKE
-
BCN
31h 48m
2 stops
United Airlines Logo
1:15 pm - 1:43 pm
BCN
-
MKE
31h 28m
2 stops
$766United Airlines
Mon, Sep 28 - Tue, Oct 6
Lufthansa Logo
6:32 pm - 10:25 pm
MKE
-
BCN
20h 53m
2 stops
Lufthansa Logo
1:50 pm - 10:59 pm
BCN
-
MKE
16h 09m
2 stops
$772Lufthansa
Tue, Oct 13 - Tue, Oct 20
United Airlines Logo
6:32 pm - 1:15 pm
MKE
-
BCN
11h 43m
1 stop
United Airlines Logo
3:15 pm - 9:25 pm
BCN
-
MKE
13h 10m
1 stop
$773United Airlines
Mon, Sep 28 - Tue, Oct 6
United Airlines Logo
5:00 am - 8:00 am
MKE
-
BCN
20h 00m
2 stops
United Airlines Logo
3:15 pm - 9:25 pm
BCN
-
MKE
13h 10m
1 stop
$776United Airlines
Mon, Sep 28 - Tue, Oct 6
United Airlines Logo
10:42 am - 8:20 am
MKE
-
BCN
14h 38m
2 stops
United Airlines Logo
11:15 am - 7:10 pm
BCN
-
MKE
14h 55m
2 stops
$778United Airlines
Mon, Sep 28 - Tue, Oct 6
American Airlines Logo
8:14 pm - 5:35 pm
MKE
-
BCN
14h 21m
2 stops
American Airlines Logo
9:15 am - 5:40 pm
BCN
-
MKE
15h 25m
2 stops
$780American Airlines
Mon, Sep 28 - Tue, Oct 6
American Airlines Logo
6:06 am - 7:35 am
MKE
-
BCN
18h 29m
1 stop
American Airlines Logo
9:15 am - 5:40 pm
BCN
-
MKE
15h 25m
2 stops
$784American Airlines
Mon, Sep 28 - Tue, Oct 6
Delta Logo
11:35 am - 8:35 am
MKE
-
BCN
14h 00m
1 stop
Delta Logo
11:00 am - 8:48 pm
BCN
-
MKE
16h 48m
1 stop
$799Delta
Mon, Sep 28 - Tue, Oct 6
United Airlines Logo
12:03 pm - 1:15 pm
MKE
-
BCN
18h 12m
1 stop
United Airlines Logo
1:35 pm - 1:27 pm
BCN
-
MKE
30h 52m
2 stops
$803United Airlines
Fri, Nov 27 - Fri, Dec 11

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Lufthansa flights from Milwaukee to Barcelona

Our best Lufthansa deals on Milwaukee to Barcelona flight tickets
Lufthansa
Oct 13
MKE6:32 pmMilwaukee-Mitchell
20h 53m
2 stops
BCN10:25 pmBarcelona-El Prat
Oct 20
BCN1:50 pmBarcelona-El Prat
16h 09m
2 stops
MKE10:59 pmMilwaukee-Mitchell
$772
Lufthansa
Jul 3
MKE1:30 pmMilwaukee-Mitchell
14h 35m
2 stops
BCN11:05 amBarcelona-El Prat
Jul 4
BCN3:15 pmBarcelona-El Prat
22h 45m
1 stop
MKE7:00 amMilwaukee-Mitchell
$3,476

Air Canada flights from Milwaukee to Barcelona

Our best Air Canada deals on Milwaukee to Barcelona flight tickets
Air Canada
Oct 13
MKE8:30 amMilwaukee-Mitchell
16h 30m
3 stops
BCN8:00 amBarcelona-El Prat
Oct 20
BCN6:40 amBarcelona-El Prat
19h 30m
3 stops
MKE7:10 pmMilwaukee-Mitchell
$847
Air Canada
Jul 27
MKE10:53 amMilwaukee-Mitchell
15h 07m
1 stop
BCN9:00 amBarcelona-El Prat
Aug 11
BCN3:15 pmBarcelona-El Prat
12h 45m
1 stop
MKE9:00 pmMilwaukee-Mitchell
$868
Air Canada
Sep 6
MKE5:00 amMilwaukee-Mitchell
20h 00m
2 stops
BCN8:00 amBarcelona-El Prat
Sep 17
BCN12:15 pmBarcelona-El Prat
39h 45m
2 stops
MKE9:00 pmMilwaukee-Mitchell
$872

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee 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, momondo users made 832,500 searches. Data last updated June 20, 2026.
Use the filters below to find and compare flights from Milwaukee to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

3:52 pm-1:15 pm

1 stop14h 23m

Barcelona-El Prat

Tue 10/6

1:15 pm-1:43 pm

2 stops31h 28m

$758

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

6:32 pm-9:20 am

2 stops31h 48m

Barcelona-El Prat

Tue 10/6

1:15 pm-1:43 pm

2 stops31h 28m

$766

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Tue 10/13

6:32 pm-10:25 pm

2 stops20h 53m

Barcelona-El Prat

Tue 10/20

1:50 pm-10:59 pm

2 stops16h 09m

$772
Quickest round-trip

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

6:32 pm-1:15 pm

1 stop11h 43m

Barcelona-El Prat

Tue 10/6

3:15 pm-9:25 pm

1 stop13h 10m

$773

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

5:00 am-8:00 am

2 stops20h 00m

Barcelona-El Prat

Tue 10/6

3:15 pm-9:25 pm

1 stop13h 10m

$776

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

10:42 am-8:20 am

2 stops14h 38m

Barcelona-El Prat

Tue 10/6

11:15 am-7:10 pm

2 stops14h 55m

$778

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

8:14 pm-5:35 pm

2 stops14h 21m

Barcelona-El Prat

Tue 10/6

9:15 am-5:40 pm

2 stops15h 25m

$780

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

6:06 am-7:35 am

1 stop18h 29m

Barcelona-El Prat

Tue 10/6

9:15 am-5:40 pm

2 stops15h 25m

$784

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Mon 9/28

11:35 am-8:35 am

1 stop14h 00m

Barcelona-El Prat

Tue 10/6

11:00 am-8:48 pm

1 stop16h 48m

$799

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 11/27

12:03 pm-1:15 pm

1 stop18h 12m

Barcelona-El Prat

Fri 12/11

1:35 pm-1:27 pm

2 stops30h 52m

$803

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to Barcelona from

How to get the cheapest flight ticket from Milwaukee to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Milwaukee and Barcelona?

What is the cheapest month to fly to Barcelona?

The month of February is, on average, the cheapest month to fly to Barcelona from Milwaukee, with most prices found around $0. If you don’t want to visit Barcelona in February, then you should wait until March to fly from Milwaukee, when ticket prices are also cheap, with an average price of $457.

Cheap Milwaukee to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Milwaukee to Barcelona

Fastest flight time

10h 46m

Direct flights

None
The fastest flight from Milwaukee to Barcelona takes 10h 46m
There are no direct flights from Milwaukee to Barcelona. There are no popular flight routes from Milwaukee to Barcelona.
Search flight deals

Frequently asked questions about flying from Milwaukee to Barcelona

  • How far is Milwaukee-Mitchell to Barcelona by plane?

    Milwaukee-Mitchell and Barcelona are 4365.8 mi apart from one another. In terms of flight time, this usually takes a little over 10h 46m.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Barcelona?

    Prices for flights from Milwaukee-Mitchell Airport to Barcelona refresh daily.

  • How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Barcelona?

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Barcelona?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

    The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Milwaukee to Barcelona

Compare and see reviews for airlines that fly from Milwaukee to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $457Free CancellationRating
6.7
8,057 reviews
Search British Airways flights
United AirlinesPriceFrom $499Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights
American AirlinesPriceFrom $609Free CancellationRating
7.1
11,715 reviews
Search American Airlines flights
DeltaPriceFrom $689Free CancellationRating
7.8
8,421 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Milwaukee to Barcelona?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Milwaukee to Barcelona. momondo saves you time and could save you money on your trip.

Can I find flights from Milwaukee to Barcelona with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Milwaukee to Barcelona flights to just show those with flexible booking policies.

How can momondo help me find flights from Milwaukee to Barcelona?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from Milwaukee.

I’m not ready to book a flight from Milwaukee to Barcelona right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Milwaukee to Barcelona now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Barcelona and let you know when they change.

An easier way to manage your Barcelona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 7/20
Mon 7/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport