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Cheap flights from Illinois to McAllen from $159

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to McAllen departing on 5/5. 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
0 bags

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Find the cheapest flights from Illinois to McAllen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:20 am - 10:02 am
STL
-
MFE
4h 42m
1 stop
American Airlines Logo
3:45 pm - 10:59 pm
MFE
-
STL
7h 14m
1 stop
$229American Airlines
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
5:51 am - 2:51 pm
STL
-
MFE
9h 00m
2 stops
American Airlines Logo
3:45 pm - 10:59 pm
MFE
-
STL
7h 14m
1 stop
$234American Airlines
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
7:12 am - 2:51 pm
STL
-
MFE
7h 39m
1 stop
American Airlines Logo
3:45 pm - 10:59 pm
MFE
-
STL
7h 14m
1 stop
$239American Airlines
Tue, Apr 7 - Fri, Apr 10
United Airlines Logo
4:49 pm - 10:59 pm
STL
-
MFE
6h 10m
1 stop
United Airlines Logo
5:17 am - 9:25 am
MFE
-
STL
4h 08m
1 stop
$249United Airlines
Tue, Apr 7 - Fri, Apr 10
United Airlines Logo
11:15 am - 10:59 pm
STL
-
MFE
11h 44m
2 stops
United Airlines Logo
5:17 am - 9:25 am
MFE
-
STL
4h 08m
1 stop
$254United Airlines
Tue, Apr 7 - Fri, Apr 10
American Airlines Logo
7:12 am - 2:51 pm
STL
-
MFE
7h 39m
1 stop
American Airlines Logo
6:00 pm - 10:59 pm
MFE
-
STL
4h 59m
1 stop
$259American Airlines
Tue, Apr 7 - Fri, Apr 10
American Airlines Logo
12:27 pm - 6:42 pm
STL
-
MFE
6h 15m
1 stop
American Airlines Logo
1:10 pm - 5:21 pm
MFE
-
STL
4h 11m
1 stop
$260American Airlines
Tue, May 12 - Wed, May 20
Delta Logo
6:00 am - 4:37 pm
ORD
-
MFE
10h 37m
2 stops
Delta Logo
5:25 am - 12:56 pm
MFE
-
ORD
7h 31m
2 stops
$273Delta
Thu, May 7 - Sat, May 16
Delta Logo
6:21 am - 4:37 pm
STL
-
MFE
10h 16m
2 stops
Delta Logo
5:25 am - 4:10 pm
MFE
-
STL
10h 45m
2 stops
$284Delta
Tue, May 12 - Wed, May 20
Multiple Airlines Logo
5:15 am - 11:25 am
ORD
-
MFE
30h 10m
2 stops
Multiple Airlines Logo
6:15 pm - 5:25 am
MFE
-
ORD
11h 10m
1 stop
$342Multiple Airlines
Thu, May 7 - Wed, May 13

American Airlines flights from Illinois to McAllen

Our best American Airlines deals on Illinois to McAllen flight tickets
American Airlines
Apr 15
STL5:20 amLambert-St Louis
4h 42m
1 stop
MFE10:02 amMcAllen Miller Intl
Apr 22
MFE3:45 pmMcAllen Miller Intl
7h 14m
1 stop
STL10:59 pmLambert-St Louis
$229
American Airlines
Apr 15
STL5:51 amLambert-St Louis
9h 00m
2 stops
MFE2:51 pmMcAllen Miller Intl
Apr 22
MFE3:45 pmMcAllen Miller Intl
7h 14m
1 stop
STL10:59 pmLambert-St Louis
$234
American Airlines
Apr 7
STL7:12 amLambert-St Louis
7h 39m
1 stop
MFE2:51 pmMcAllen Miller Intl
Apr 10
MFE3:45 pmMcAllen Miller Intl
7h 14m
1 stop
STL10:59 pmLambert-St Louis
$239

United Airlines flights from Illinois to McAllen

Our best United Airlines deals on Illinois to McAllen flight tickets
United Airlines
Apr 7
STL4:49 pmLambert-St Louis
6h 10m
1 stop
MFE10:59 pmMcAllen Miller Intl
Apr 10
MFE5:17 amMcAllen Miller Intl
4h 08m
1 stop
STL9:25 amLambert-St Louis
$249
United Airlines
Apr 7
STL11:15 amLambert-St Louis
11h 44m
2 stops
MFE10:59 pmMcAllen Miller Intl
Apr 10
MFE5:17 amMcAllen Miller Intl
4h 08m
1 stop
STL9:25 amLambert-St Louis
$254
United Airlines
Apr 7
STL11:15 amLambert-St Louis
11h 44m
2 stops
MFE10:59 pmMcAllen Miller Intl
Apr 10
MFE5:17 amMcAllen Miller Intl
4h 08m
1 stop
STL9:25 amLambert-St Louis
$312

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to McAllen 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 March 12, 2026.
Use the filters below to find and compare flights from Illinois to McAllen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Wed 4/15

5:20 am-10:02 am

1 stop4h 42m

McAllen Miller Intl

Wed 4/22

3:45 pm-10:59 pm

1 stop7h 14m

$229

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Wed 4/15

5:51 am-2:51 pm

2 stops9h 00m

McAllen Miller Intl

Wed 4/22

3:45 pm-10:59 pm

1 stop7h 14m

$234

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 4/7

7:12 am-2:51 pm

1 stop7h 39m

McAllen Miller Intl

Fri 4/10

3:45 pm-10:59 pm

1 stop7h 14m

$239
Quickest round-trip

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 4/7

4:49 pm-10:59 pm

1 stop6h 10m

McAllen Miller Intl

Fri 4/10

5:17 am-9:25 am

1 stop4h 08m

$249

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 4/7

11:15 am-10:59 pm

2 stops11h 44m

McAllen Miller Intl

Fri 4/10

5:17 am-9:25 am

1 stop4h 08m

$254

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 4/7

7:12 am-2:51 pm

1 stop7h 39m

McAllen Miller Intl

Fri 4/10

6:00 pm-10:59 pm

1 stop4h 59m

$259

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 5/12

12:27 pm-6:42 pm

1 stop6h 15m

McAllen Miller Intl

Wed 5/20

1:10 pm-5:21 pm

1 stop4h 11m

$260

ChicagoMcAllen

ORD - MFE

ORDMFE

Chicago O'Hare Intl

Thu 5/7

6:00 am-4:37 pm

2 stops10h 37m

McAllen Miller Intl

Sat 5/16

5:25 am-12:56 pm

2 stops7h 31m

$273

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 5/12

6:21 am-4:37 pm

2 stops10h 16m

McAllen Miller Intl

Wed 5/20

5:25 am-4:10 pm

2 stops10h 45m

$284

ChicagoMcAllen

ORD - MFE

ORDMFE

Chicago O'Hare Intl

Thu 5/7

5:15 am-11:25 am

2 stops30h 10m

McAllen Miller Intl

Wed 5/13

6:15 pm-5:25 am

1 stop11h 10m

$342

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to McAllen from

How to get the cheapest flight ticket from Illinois to McAllen

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 cheapest month to fly to McAllen?

The month of April is, on average, the cheapest month to fly to McAllen from Illinois, with most prices found around $237. If you don’t want to visit McAllen in April, then you should wait until February to fly from Illinois, when ticket prices are also cheap, with an average price of $305.

Can stopping save me money on Illinois to McAllen flights?

You could potentially save up to 21% on your flight if you consider stops on a Illinois to McAllen flight.

Cheap Illinois to McAllen flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to McAllen

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from Illinois to McAllen takes 5h 30m
There are no direct flights from Illinois to McAllen. There are no popular flight routes from Illinois to McAllen.
Search flight deals

  • When did momondo last update prices for flights from Illinois to McAllen Miller Intl Airport?

    Prices for flights from Illinois to McAllen Miller Intl Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to McAllen Miller Intl Airport?

  • How old do you have to be to fly from Illinois to McAllen Miller Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to McAllen Miller Intl Airport.

  • What documentation or ID do you need to fly to McAllen Miller Intl Airport?

    The required travel and health documents for your McAllen Miller Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at McAllen Miller Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to McAllen

Compare and see reviews for airlines that fly from Illinois to McAllen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $236Free CancellationRating
7.1
11,435 reviews
Search American Airlines flights
United AirlinesPriceFrom $312Free CancellationRating
7.4
9,418 reviews
Search United Airlines flights

Traveling to a place near McAllen?

Book flights to McAllen if you plan to visit one of these locations
Weslaco
Pharr
Mission
Edinburg

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to McAllen?

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

Can I find flights from Illinois to McAllen with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to McAllen from Illinois with this policy.

How can momondo help me find flights from Illinois to McAllen?

momondo provides multiple filters to help you find the best flight to McAllen from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Illinois to McAllen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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