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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 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Illinois to McAllen

Cheap round-trip flights

American Airlines Logo
1:48 pm - 8:31 pmSTL-MFE
6h 43m1 stop
American Airlines Logo
5:47 am - 9:56 amMFE-STL
4h 09m1 stop
$207American Airlines
Find Deal
Wed, Feb 11 - Thu, Feb 19
American Airlines Logo
11:58 am - 6:16 pmSTL-MFE
6h 18m1 stop
American Airlines Logo
10:01 am - 2:08 pmMFE-STL
4h 07m1 stop
$227American Airlines
Find Deal
Wed, Jan 7 - Sat, Jan 17
Delta Logo
6:00 am - 4:44 pmSTL-MFE
10h 44m2 stops
Delta Logo
12:44 pm - 11:23 pmMFE-STL
10h 39m2 stops
$232Delta
Find Deal
Tue, Nov 11 - Thu, Nov 13
Delta Logo
11:51 am - 12:07 amSTL-MFE
12h 16m2 stops
Delta Logo
1:00 pm - 11:40 pmMFE-STL
10h 40m2 stops
$237Delta
Find Deal
Wed, Jan 7 - Sat, Jan 17
United Airlines Logo
8:25 am - 4:00 pmSTL-MFE
7h 35m1 stop
United Airlines Logo
5:10 pm - 9:58 pmMFE-STL
4h 48m1 stop
$247United Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
United Airlines Logo
6:15 am - 11:10 amSTL-MFE
4h 55m1 stop
United Airlines Logo
5:00 am - 12:28 pmMFE-STL
7h 28m2 stops
$252United Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
Multiple Airlines Logo
5:28 pm - 11:58 amORD-MFE
18h 30m2 stops
Multiple Airlines Logo
3:48 pm - 12:17 amMFE-ORD
8h 29m1 stop
$340Multiple Airlines
Find Deal
Wed, Oct 15 - Sat, Oct 18
Multiple Airlines Logo
12:53 pm - 3:38 pmORD-MFE
26h 45m2 stops
Multiple Airlines Logo
9:27 pm - 9:43 pmMFE-ORD
24h 16m1 stop
$355Multiple Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30
Allegiant Air Logo
12:28 pm - 3:38 pmMLI-MFE
27h 10m1 stop
Allegiant Air Logo
12:48 pm - 11:33 amMFE-MLI
22h 45m1 stop
$402Allegiant Air
Find Deal
Thu, Oct 23 - Wed, Oct 29
Allegiant Air Logo
12:28 pm - 3:38 pmMLI-MFE
27h 10m1 stop
Allegiant Air Logo
3:48 pm - 11:38 amMFE-MLI
19h 50m1 stop
$425Allegiant Air
Find Deal
Thu, Oct 23 - Sat, Oct 25

American Airlines flights from Illinois to McAllen

Our best American Airlines deals on Illinois to McAllen flight tickets
American Airlines
Feb 11
STL1:48 pmLambert-St Louis
6h 43m
1 stop
MFE8:31 pmMcAllen Miller Intl
Feb 19
MFE5:47 amMcAllen Miller Intl
4h 09m
1 stop
STL9:56 amLambert-St Louis
$207
Find similar
American Airlines
Jan 7
STL11:58 amLambert-St Louis
6h 18m
1 stop
MFE6:16 pmMcAllen Miller Intl
Jan 17
MFE10:01 amMcAllen Miller Intl
4h 07m
1 stop
STL2:08 pmLambert-St Louis
$227
Find similar
American Airlines
Feb 11
STL12:53 pmLambert-St Louis
9h 27m
2 stops
MFE10:20 pmMcAllen Miller Intl
Feb 19
MFE5:47 amMcAllen Miller Intl
4h 09m
1 stop
STL9:56 amLambert-St Louis
$244
Find similar

Delta flights from Illinois to McAllen

Our best Delta deals on Illinois to McAllen flight tickets
Delta
Nov 11
STL6:00 amLambert-St Louis
10h 44m
2 stops
MFE4:44 pmMcAllen Miller Intl
Nov 13
MFE12:44 pmMcAllen Miller Intl
10h 39m
2 stops
STL11:23 pmLambert-St Louis
$232
Find similar
Delta
Jan 7
STL11:51 amLambert-St Louis
12h 16m
2 stops
MFE12:07 amMcAllen Miller Intl
Jan 17
MFE1:00 pmMcAllen Miller Intl
10h 40m
2 stops
STL11:40 pmLambert-St Louis
$237
Find similar
Delta
Jan 24
ORD5:50 amChicago O'Hare Intl
11h 05m
2 stops
MFE4:55 pmMcAllen Miller Intl
Feb 9
MFE1:00 pmMcAllen Miller Intl
10h 54m
2 stops
ORD11:54 pmChicago O'Hare Intl
$279
Find similar

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 September 25, 2025.
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

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Wed 2/11

1:48 pm-8:31 pm

1 stop6h 43m

McAllen Miller Intl

Thu 2/19

5:47 am-9:56 am

1 stop4h 09m

$207

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Wed 1/7

11:58 am-6:16 pm

1 stop6h 18m

McAllen Miller Intl

Sat 1/17

10:01 am-2:08 pm

1 stop4h 07m

$227

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Tue 11/11

6:00 am-4:44 pm

2 stops10h 44m

McAllen Miller Intl

Thu 11/13

12:44 pm-11:23 pm

2 stops10h 39m

$232

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Wed 1/7

11:51 am-12:07 am

2 stops12h 16m

McAllen Miller Intl

Sat 1/17

1:00 pm-11:40 pm

2 stops10h 40m

$237

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Sat 10/18

8:25 am-4:00 pm

1 stop7h 35m

McAllen Miller Intl

Sat 10/25

5:10 pm-9:58 pm

1 stop4h 48m

$247

St. LouisMcAllen

STL - MFE

STLMFE

Lambert-St Louis

Sat 10/18

6:15 am-11:10 am

1 stop4h 55m

McAllen Miller Intl

Sat 10/25

5:00 am-12:28 pm

2 stops7h 28m

$252

ChicagoMcAllen

ORD - MFE

ORDMFE

Chicago O'Hare Intl

Wed 10/15

5:28 pm-11:58 am

2 stops18h 30m

McAllen Miller Intl

Sat 10/18

3:48 pm-12:17 am

1 stop8h 29m

$340

ChicagoMcAllen

ORD - MFE

ORDMFE

Chicago O'Hare Intl

Thu 10/23

12:53 pm-3:38 pm

2 stops26h 45m

McAllen Miller Intl

Thu 10/30

9:27 pm-9:43 pm

1 stop24h 16m

$355

MolineMcAllen

MLI - MFE

MLIMFE

Moline Quad-City

Thu 10/23

12:28 pm-3:38 pm

1 stop27h 10m

McAllen Miller Intl

Wed 10/29

12:48 pm-11:33 am

1 stop22h 45m

$402

MolineMcAllen

MLI - MFE

MLIMFE

Moline Quad-City

Thu 10/23

12:28 pm-3:38 pm

1 stop27h 10m

McAllen Miller Intl

Sat 10/25

3:48 pm-11:38 am

1 stop19h 50m

$425

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 November to fly from Illinois, when ticket prices are also cheap, with an average price of $298.

What is the cheapest day to depart on your flight to McAllen?

On average, the least expensive day to fly to McAllen from Illinois is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $341. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to McAllen for around $398.

What is the cheapest time of day to depart on your flight to McAllen?

Flying to McAllen from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $353 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to McAllen is in the afternoon when prices are around $424.

Can stopping save me money on Illinois to McAllen flights?

You could potentially save up to 13% 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

Direct flights

None
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 $226Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $284Free CancellationRating
7.4
8,928 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
Mission
Pharr
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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