What is the cheapest airline that flies from Appleton Intl to Spain?

Delta and KLM are the most popular carriers operating from Appleton Intl to Spain

What airlines fly to Spain?

American Airlines, United Airlines and Iberia are the top three most popular airlines that fly to Spain from Appleton according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 5 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Appleton Intl Airport to Spain?

Prices for flights from Appleton Intl Airport to Spain are updated daily.

How many operators does momondo search for flights from Appleton Intl Airport to Spain?

As of October 2026, there is 1 operator available to choose from for flights from Appleton Intl Airport to Spain.

How old do you have to be to fly from Appleton Intl Airport to Spain?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Appleton Intl Airport to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$379 Cheap Flights from Appleton to Spain in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Appleton to Spain

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 9:55 pmATW Appleton Intl-BIO Bilbao

21h 55m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:45 am - 5:53 pmBIO Bilbao-ATW Appleton Intl

17h 08m2 stops Frankfurt am Main Chicago O'Hare Intl

$707Lufthansa

Tue, Mar 2 - Tue, Mar 23

2:32 pm - 9:35 amATW Appleton Intl-BCN Barcelona-El Prat

37h 03m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

3:10 pm - 11:17 pmBCN Barcelona-El Prat-ATW Appleton Intl

15h 07m1 stop Chicago O'Hare Intl

$735United Airlines

Sat, Oct 31 - Wed, Nov 18

2:32 pm - 9:35 amATW Appleton Intl-BCN Barcelona-El Prat

37h 03m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

6:20 am - 11:17 pmBCN Barcelona-El Prat-ATW Appleton Intl

23h 57m2 stops Zurich Chicago O'Hare Intl

$737United Airlines

Sat, Oct 31 - Wed, Nov 18

5:20 pm - 5:25 pmATW Appleton Intl-BIO Bilbao

17h 05m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

8:30 am - 9:58 pmBIO Bilbao-ATW Appleton Intl

20h 28m2 stops Madrid Barajas Atlanta Hartsfield-Jackson

$753Multiple Airlines

Thu, Feb 11 - Thu, Feb 18

4:55 pm - 1:15 pmATW Appleton Intl-BCN Barcelona-El Prat

13h 20m1 stop Chicago O'Hare Intl

1:35 pm - 7:08 pmBCN Barcelona-El Prat-ATW Appleton Intl

36h 33m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$756United Airlines

Sun, Nov 15 - Sun, Nov 22

8:00 am - 8:20 amATW Appleton Intl-BCN Barcelona-El Prat

17h 20m2 stops Chicago O'Hare Intl Newark

1:35 pm - 7:08 pmBCN Barcelona-El Prat-ATW Appleton Intl

36h 33m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$760United Airlines

Sun, Nov 15 - Sun, Nov 22

5:00 am - 8:20 amATW Appleton Intl-BCN Barcelona-El Prat

20h 20m2 stops Chicago O'Hare Intl Newark

1:35 pm - 11:57 amBCN Barcelona-El Prat-ATW Appleton Intl

29h 22m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$762United Airlines

Tue, Feb 2 - Fri, Feb 5

5:00 pm - 9:35 amATW Appleton Intl-BCN Barcelona-El Prat

33h 35m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

1:35 pm - 6:14 pmBCN Barcelona-El Prat-ATW Appleton Intl

35h 39m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$766United Airlines

Tue, Feb 2 - Fri, Feb 5

5:30 am - 8:40 amATW Appleton Intl-BCN Barcelona-El Prat

20h 10m1 stop Atlanta Hartsfield-Jackson

10:50 am - 10:17 pmBCN Barcelona-El Prat-ATW Appleton Intl

18h 27m1 stop Atlanta Hartsfield-Jackson

$776KLM

Sun, Nov 15 - Sun, Nov 22

6:18 pm - 7:20 pmATW Appleton Intl-MAD Madrid Barajas

18h 02m2 stops Chicago O'Hare Intl London Heathrow

12:00 pm - 12:09 amMAD Madrid Barajas-ATW Appleton Intl

19h 09m1 stop Chicago O'Hare Intl

$778Multiple Airlines

Sun, Nov 15 - Sun, Nov 22

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Lufthansa flights from Appleton to Spain

Our best Lufthansa deals on Appleton to Spain flight tickets

Lufthansa

Mar 2

ATW5:00 pmAppleton Intl

21h 55m

2 stops

BIO9:55 pmBilbao

Mar 23

BIO6:45 amBilbao

17h 08m

2 stops

ATW5:53 pmAppleton Intl

$707

Lufthansa

Nov 7

ATW12:50 pmAppleton Intl

16h 45m

2 stops

MAD12:35 pmMadrid Barajas

Nov 9

MAD8:35 amMadrid Barajas

38h 11m

2 stops

ATW3:46 pmAppleton Intl

$1,184

Lufthansa

Oct 22

ATW12:28 pmAppleton Intl

16h 37m

2 stops

VLC12:05 pmValencia

Oct 26

VLC12:50 pmValencia

35h 06m

2 stops

ATW5:56 pmAppleton Intl

$1,486

American Airlines flights from Appleton to Spain

Our best American Airlines deals on Appleton to Spain flight tickets

American Airlines

Oct 31

ATW2:00 pmAppleton Intl

17h 10m

2 stops

BCN1:10 pmBarcelona-El Prat

Nov 18

BCN12:00 pmBarcelona-El Prat

16h 52m

2 stops

ATW9:52 pmAppleton Intl

$809

American Airlines

Oct 31

ATW2:00 pmAppleton Intl

17h 10m

2 stops

BCN1:10 pmBarcelona-El Prat

Nov 18

BCN11:50 amBarcelona-El Prat

17h 44m

1 stop

ATW10:34 pmAppleton Intl

$812

American Airlines

Feb 12

ATW11:30 amAppleton Intl

14h 20m

1 stop

MAD8:50 amMadrid Barajas

Feb 21

MAD12:00 pmMadrid Barajas

19h 12m

1 stop

ATW12:12 amAppleton Intl

$835

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonBilbao

ATW Appleton Intl - BIO Bilbao

ATWBIO

Appleton Intl

Tue 3/2

5:00 pm-9:55 pm

2 stops21h 55m

Bilbao

Tue 3/23

6:45 am-5:53 pm

2 stops17h 08m

$707

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Sat 10/31

2:32 pm-9:35 am

2 stops37h 03m

Barcelona-El Prat

Wed 11/18

3:10 pm-11:17 pm

1 stop15h 07m

$735

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Sat 10/31

2:32 pm-9:35 am

2 stops37h 03m

Barcelona-El Prat

Wed 11/18

6:20 am-11:17 pm

2 stops23h 57m

$737

AppletonBilbao

ATW Appleton Intl - BIO Bilbao

ATWBIO

Appleton Intl

Thu 2/11

5:20 pm-5:25 pm

2 stops17h 05m

Bilbao

Thu 2/18

8:30 am-9:58 pm

2 stops20h 28m

$753

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Sun 11/15

4:55 pm-1:15 pm

1 stop13h 20m

Barcelona-El Prat

Sun 11/22

1:35 pm-7:08 pm

2 stops36h 33m

$756

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Sun 11/15

8:00 am-8:20 am

2 stops17h 20m

Barcelona-El Prat

Sun 11/22

1:35 pm-7:08 pm

2 stops36h 33m

$760

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Tue 2/2

5:00 am-8:20 am

2 stops20h 20m

Barcelona-El Prat

Fri 2/5

1:35 pm-11:57 am

2 stops29h 22m

$762

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Tue 2/2

5:00 pm-9:35 am

2 stops33h 35m

Barcelona-El Prat

Fri 2/5

1:35 pm-6:14 pm

2 stops35h 39m

$766

AppletonBarcelona

ATW Appleton Intl - BCN Barcelona-El Prat

ATWBCN

Appleton Intl

Sun 11/15

5:30 am-8:40 am

1 stop20h 10m

Barcelona-El Prat

Sun 11/22

10:50 am-10:17 pm

1 stop18h 27m

$776

Quickest round-trip

AppletonMadrid

ATW Appleton Intl - MAD Madrid Barajas

ATWMAD

Appleton Intl

Sun 11/15

6:18 pm-7:20 pm

2 stops18h 02m

Madrid Barajas

Sun 11/22

12:00 pm-12:09 am

1 stop19h 09m

$778

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Appleton to Spain

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

Prices

Airlines

Can stopping save me money on Appleton to Spain flights?

You could potentially save up to 41% on your flight if you consider stops on a Appleton to Spain flight.

Cheap Appleton to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Appleton to Spain

Best Price Found	$379
Fastest flight time	23h 49m
Direct flights	None

The best one-way flight to Spain from Appleton in the past 72 hours is $379. The best round-trip flight deal from Appleton to Spain found on momondo in the last 72 hours is $707.

The fastest flight from Appleton to Spain takes 23h 49m

There are no direct flights from Appleton to Spain. There are no popular flight routes from Appleton to Spain.

Search flight deals

Frequently asked questions about flying from Appleton to Spain

When did momondo last update prices for flights from Appleton Intl Airport to Spain?
Prices for flights from Appleton Intl Airport to Spain are updated daily.
How many operators does momondo search for flights from Appleton Intl Airport to Spain?
As of October 2026, there is 1 operator available to choose from for flights from Appleton Intl Airport to Spain.
How old do you have to be to fly from Appleton Intl Airport to Spain?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Appleton Intl Airport to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Appleton to Spain

Compare and see reviews for airlines that fly from Appleton to Spain with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $488	Free Cancellation	Rating 7.4 10,289 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Appleton to Spain?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Spain from Appleton.

Can I find flights from Appleton to Spain with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Spain from Appleton with this policy.

How can momondo help me find flights from Appleton to Spain?

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 Spain from Appleton.

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

Price alerts on flights to Spain from Appleton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.