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509 € Cheap Flights from Milwaukee General Mitchell to Barcelona

Compare Milwaukee General Mitchell to Barcelona flight deals

Find the cheapest month or even day of the year to fly to Barcelona

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Flight deals from Milwaukee General Mitchell to Barcelona

Looking for a cheap last-minute deal or the best return flight from Milwaukee General Mitchell to Barcelona? Find the lowest prices on one-way and return tickets right here.
Barcelona.509 € per passenger.Departing Wed, 24 Sep, returning Wed, 1 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Milwaukee General Mitchell on Wed, 24 Sep, arriving in Barcelona.Inbound indirect flight with Delta, departs from Barcelona on Wed, 1 Oct, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 509 €, select.
Barcelona.522 € per passenger.Departing Tue, 4 Nov, returning Wed, 12 Nov.Return flight with United.Outbound indirect flight with United, departs from Milwaukee General Mitchell on Tue, 4 Nov, arriving in Barcelona.Inbound indirect flight with United, departs from Barcelona on Wed, 12 Nov, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 522 €, select.
Barcelona.603 € per passenger.Departing Fri, 6 Mar, returning Wed, 11 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Milwaukee General Mitchell on Fri, 6 Mar, arriving in Barcelona.Inbound indirect flight with Delta, departs from Barcelona on Wed, 11 Mar, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 603 €, select.
Barcelona.634 € per passenger.Departing Sat, 20 Sep, returning Sat, 27 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Milwaukee General Mitchell on Sat, 20 Sep, arriving in Barcelona.Inbound indirect flight with Delta, departs from Barcelona on Sat, 27 Sep, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 634 €, select.
Barcelona.662 € per passenger.Departing Mon, 5 Jan, returning Sat, 31 Jan.Return flight with Air France and KLM.Outbound indirect flight with Air France, departs from Milwaukee General Mitchell on Mon, 5 Jan, arriving in Barcelona.Inbound indirect flight with KLM, departs from Barcelona on Sat, 31 Jan, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 662 €, select.
Barcelona.712 € per passenger.Departing Sat, 16 Aug, returning Sat, 6 Sep.Return flight with Spirit Airlines and Vueling Airlines.Outbound indirect flight with Spirit Airlines, departs from Milwaukee General Mitchell on Sat, 16 Aug, arriving in Barcelona.Inbound indirect flight with Vueling Airlines, departs from Barcelona on Sat, 6 Sep, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 712 €, select.
Barcelona.826 € per passenger.Departing Thu, 21 Aug, returning Thu, 28 Aug.Return flight with Spirit Airlines and Vueling Airlines.Outbound indirect flight with Spirit Airlines, departs from Milwaukee General Mitchell on Thu, 21 Aug, arriving in Barcelona.Inbound indirect flight with Vueling Airlines, departs from Barcelona on Thu, 28 Aug, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 826 €, select.
Barcelona.951 € per passenger.Departing Sun, 31 Aug, returning Fri, 19 Dec.Return flight with United.Outbound indirect flight with United, departs from Milwaukee General Mitchell on Sun, 31 Aug, arriving in Barcelona.Inbound indirect flight with United, departs from Barcelona on Fri, 19 Dec, arriving in Milwaukee General Mitchell.Price includes taxes and charges.From 951 €, select.

Find the cheapest month to fly from Milwaukee General Mitchell to Barcelona

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Milwaukee General Mitchell to Barcelona flights are currently cheapest in November.
Aug
from 826 €
Sep
from 634 €
Oct
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Nov
from 522 €
Dec
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Jan
from 662 €
Feb
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Mar
from 603 €
Apr
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May
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Jun
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Jul
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Milwaukee General Mitchell to Barcelona: Alternative routes

Compare routes from Milwaukee General Mitchell to Barcelona below. You may find an airport to fly into that's cheaper, faster, or easier than Barcelona.

Milwaukee to Barcelona: Flight information

The things to know before you go.
Cheapest flight found509 €
Cheapest month to flySeptember

Finding cheap flights from Milwaukee General Mitchell to Barcelona: Frequently asked questions

The best price we found for a return flight from Milwaukee General Mitchell to Barcelona is 509 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Milwaukee General Mitchell to Barcelona. But we found flights with one or more stops from 509 €.
As of August 2025, there are no flights flying from Milwaukee General Mitchell to Barcelona.
The cheapest month to fly from Milwaukee General Mitchell to Barcelona is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Milwaukee General Mitchell Airport to Barcelona Airport on Wednesday, 24 September 2025.
No airlines currently offer direct flights between Milwaukee General Mitchell Airport and Barcelona Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Barcelona but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Barcelona is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Barcelona.

Travelling from General Mitchell International Airport (MKE) to Barcelona-El Prat Airport (BCN): what you need to know

  • The timezone in Barcelona is UTC+1, which is six hours ahead of Milwaukee.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport on time to catch your MKE to BCN flight.

  • During popular months like July, it's best to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're flying during a high season in general.

  • If you want to break up your flight, simply deselect 'Direct flights only' when searching for your ticket from General Mitchell International Airport to Barcelona-El Prat Airport. These are the most popular stopovers between MKE and BCN:

    • Logan International Airport

    • John F. Kennedy International Airport

    • Philadelphia International Airport

How to find the cheapest flights from General Mitchell International Airport (MKE) to Barcelona-El Prat Airport (BCN)

  • The cheapest price we've seen for a one-way General Mitchell International Airport to Barcelona-El Prat Airport flight is 305 €. A round-trip plane ticket right now is 509 €. Depending on the availability when you book, these fares can change.

  • To score cheap tickets from MKE to BCN, book as early as you can. Airlines tend to offer their most competitively priced fares when flights are first released.

  • Finding cheap flights from General Mitchell International Airport to Barcelona-El Prat Airport is more likely if you're flexible with your trip dates. Use the 'Whole month' function to see the lowest fares across every month and bag a great deal.

  • Save time looking for cheap flights from MKE to BCN by setting up a Price Alert. You'll get an email or notification on the app when a lower fare pops up.

  • Lock in the right flight for you by using the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from General Mitchell International Airport to Barcelona-El Prat Airport, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and journey duration.

Handy information about General Mitchell International Airport (MKE)

  • You'll find MKE at 5300 S. Howell Avenue.

  • 78.97% of flights that depart General Mitchell International Airport touch down at their destination on schedule.

  • Central Milwaukee to General Mitchell International Airport is approximately 14 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Expect a trip time of about 40 minutes on public transport.

  • Have an early flight from General Mitchell International Airport to Barcelona-El Prat Airport? Avoid the last-minute rush to the terminal (and sneak in some extra precious sleep) by picking one of these stays close to MKE:

Arriving at Barcelona-El Prat Airport (BCN)

  • If you're getting in on a late General Mitchell International Airport to Barcelona-El Prat Airport flight, few things beat the convenience of being near the terminal. Collect your bags from the carousel and then be tucked up in bed shortly after at one of these accommodation options near BCN:

  • Say yes to new adventures by picking up a Barcelona-El Prat Airport rental car. Grab a set of wheels from Record Go, Goldcar or Nizacars Rent A Car and experience the lesser-explored corners of Barcelona and beyond.

  • Reserving your vehicle from Barcelona-El Prat Airport around four weeks in advance increases your chances of getting a good deal.

Getting from Barcelona-El Prat Airport (BCN) to central Barcelona

  • Barcelona-El Prat Airport is roughly 18 kilometres from the centre of Barcelona. The drive time takes about 25 minutes.

  • If you're using public transport, expect a journey of about 35 minutes.

When to fly to Barcelona-El Prat Airport (BCN)

  • The quietest month for a flight from General Mitchell International Airport to Barcelona-El Prat Airport is January, while July is the busiest. Choose the best time to visit Barcelona based on whether you prefer a faster pace or a more relaxed vibe.

  • Lock in your flight from General Mitchell International Airport to Barcelona-El Prat Airport for August if you'd like to go to Barcelona during its warmest month. Expect temperatures of between 20ºC (68ºF) and 31ºC (88ºF).

  • Look for cheap tickets from MKE to BCN in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 5ºC (41ºF) and 14ºC (57ºF) on average.

Explore more of Spain

  • Zaragoza is just one of the many cities in Spain waiting to be discovered after you've seen Barcelona. Around 257 kilometres away to the west, top sights here include Puente de Piedra, Museo Pablo Gargallo and El Tubo.

  • Logroño is another well-known destination in Spain and is around 402 kilometres west of Barcelona. No trip is complete without a visit to Concatedral de Santa Maria de la Redonda, Museo de la Rioja and Iglesia de Santiago el Real.

Plan the rest of your trip from Milwaukee to Barcelona

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.