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Cheap flights from Pasco to Illinois from $327

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Pasco to Illinois departing on 9/7. 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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Find the cheapest flights from Pasco to Illinois

Cheap round-trip flights

Hawaiian Airlines Logo
7:57 pm - 7:03 amPSC-ORD
9h 06m1 stop
Hawaiian Airlines Logo
6:20 am - 12:28 pmORD-PSC
8h 08m1 stop
$327Hawaiian Airlines
Find Deal
Sun, Sep 7 - Tue, Sep 9
American Airlines Logo
2:55 pm - 12:27 amPSC-ORD
7h 32m1 stop
American Airlines Logo
7:34 am - 1:43 pmORD-PSC
8h 09m1 stop
$328American Airlines
Find Deal
Thu, Sep 18 - Tue, Sep 23
Logo
6:58 pm - 5:40 amPSC-ORD
32h 42m2 stops
Logo
9:00 am - 1:35 pmORD-PSC
30h 35m1 stop
$351
Find Deal
Mon, Sep 1 - Thu, Sep 4
Alaska Airlines Logo
7:24 pm - 6:24 amPSC-ORD
9h 00m1 stop
Alaska Airlines Logo
6:00 am - 8:51 pmORD-PSC
16h 51m1 stop
$367Alaska Airlines
Find Deal
Wed, Oct 22 - Sun, Oct 26
Alaska Airlines Logo
4:06 pm - 12:03 amPSC-ORD
5h 57m1 stop
Alaska Airlines Logo
2:07 pm - 9:15 pmORD-PSC
9h 08m2 stops
$372Alaska Airlines
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Tue, Sep 16 - Fri, Sep 19
United Airlines Logo
6:30 am - 4:53 pmPSC-STL
8h 23m1 stop
United Airlines Logo
4:50 pm - 8:35 pmSTL-PSC
5h 45m1 stop
$377United Airlines
Find Deal
Wed, Sep 10 - Sat, Sep 13
United Airlines Logo
6:30 am - 8:46 pmPSC-STL
12h 16m2 stops
United Airlines Logo
4:50 pm - 8:35 pmSTL-PSC
5h 45m1 stop
$382United Airlines
Find Deal
Wed, Sep 10 - Sat, Sep 13
Logo
6:58 pm - 2:34 pmPSC-ORD
41h 36m2 stops
Logo
6:15 am - 1:35 pmORD-PSC
9h 20m1 stop
$384
Find Deal
Mon, Sep 1 - Fri, Sep 5
Delta Logo
1:00 pm - 11:51 pmPSC-ORD
8h 51m1 stop
Delta Logo
6:25 pm - 10:27 pmORD-PSC
6h 02m1 stop
$427Delta
Find Deal
Tue, Sep 2 - Sat, Sep 6
Delta Logo
1:00 pm - 11:51 pmPSC-ORD
8h 51m1 stop
Delta Logo
6:10 am - 12:19 pmORD-PSC
8h 09m2 stops
$432Delta
Find Deal
Tue, Sep 2 - Sat, Sep 6

American Airlines flights from Pasco to Illinois

Our best American Airlines deals on Pasco to Illinois flight tickets
American Airlines
Sep 18
PSC2:55 pmPasco Tri Cities
7h 32m
1 stop
ORD12:27 amChicago O'Hare Intl
Sep 23
ORD7:34 amChicago O'Hare Intl
8h 09m
1 stop
PSC1:43 pmPasco Tri Cities
$328
Find similar
American Airlines
Sep 4
PSC5:00 amPasco Tri Cities
8h 58m
1 stop
ORD3:58 pmChicago O'Hare Intl
Sep 7
ORD7:34 amChicago O'Hare Intl
8h 09m
1 stop
PSC1:43 pmPasco Tri Cities
$402
Find similar
American Airlines
Aug 31
PSC2:55 pmPasco Tri Cities
7h 21m
1 stop
STL12:16 amLambert-St Louis
Sep 4
STL8:00 amLambert-St Louis
7h 43m
1 stop
PSC1:43 pmPasco Tri Cities
$458
Find similar

Delta flights from Pasco to Illinois

Our best Delta deals on Pasco to Illinois flight tickets
Delta
Sep 2
PSC1:00 pmPasco Tri Cities
8h 51m
1 stop
ORD11:51 pmChicago O'Hare Intl
Sep 6
ORD6:25 pmChicago O'Hare Intl
6h 02m
1 stop
PSC10:27 pmPasco Tri Cities
$427
Find similar
Delta
Sep 2
PSC1:00 pmPasco Tri Cities
8h 51m
1 stop
ORD11:51 pmChicago O'Hare Intl
Sep 6
ORD6:10 amChicago O'Hare Intl
8h 09m
2 stops
PSC12:19 pmPasco Tri Cities
$432
Find similar
Delta
Aug 31
PSC6:50 amPasco Tri Cities
13h 05m
2 stops
STL9:55 pmLambert-St Louis
Sep 4
STL1:21 pmLambert-St Louis
11h 06m
2 stops
PSC10:27 pmPasco Tri Cities
$539
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pasco to Illinois 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 August 18, 2025.
Use the filters below to find and compare flights from Pasco to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Sun 9/7

7:57 pm-7:03 am

1 stop9h 06m

Chicago O'Hare Intl

Tue 9/9

6:20 am-12:28 pm

1 stop8h 08m

$327

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Thu 9/18

2:55 pm-12:27 am

1 stop7h 32m

Chicago O'Hare Intl

Tue 9/23

7:34 am-1:43 pm

1 stop8h 09m

$328

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Mon 9/1

6:58 pm-5:40 am

2 stops32h 42m

Chicago O'Hare Intl

Thu 9/4

9:00 am-1:35 pm

1 stop30h 35m

$351

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Wed 10/22

7:24 pm-6:24 am

1 stop9h 00m

Chicago O'Hare Intl

Sun 10/26

6:00 am-8:51 pm

1 stop16h 51m

$367

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Tue 9/16

4:06 pm-12:03 am

1 stop5h 57m

Chicago O'Hare Intl

Fri 9/19

2:07 pm-9:15 pm

2 stops9h 08m

$372

PascoSt. Louis

PSC - STL

PSCSTL

Pasco Tri Cities

Wed 9/10

6:30 am-4:53 pm

1 stop8h 23m

Lambert-St Louis

Sat 9/13

4:50 pm-8:35 pm

1 stop5h 45m

$377

PascoSt. Louis

PSC - STL

PSCSTL

Pasco Tri Cities

Wed 9/10

6:30 am-8:46 pm

2 stops12h 16m

Lambert-St Louis

Sat 9/13

4:50 pm-8:35 pm

1 stop5h 45m

$382

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Mon 9/1

6:58 pm-2:34 pm

2 stops41h 36m

Chicago O'Hare Intl

Fri 9/5

6:15 am-1:35 pm

1 stop9h 20m

$384

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Tue 9/2

1:00 pm-11:51 pm

1 stop8h 51m

Chicago O'Hare Intl

Sat 9/6

6:25 pm-10:27 pm

1 stop6h 02m

$427

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Tue 9/2

1:00 pm-11:51 pm

1 stop8h 51m

Chicago O'Hare Intl

Sat 9/6

6:10 am-12:19 pm

2 stops8h 09m

$432

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Pasco to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Pasco is in February. Flight prices, which tend to average around $346, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $362.

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

The cheapest day to depart from Pasco to Illinois is on a Wednesday when prices can be found for as low as $401. Flights from Pasco to Illinois on a Sunday will generally be more expensive and average around $597. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Pasco to Illinois during this time can be as low as $465. Flights at noon are often more expensive with an average ticket price of $541.

Can stopping save me money on Pasco to Illinois flights?

You could potentially save up to 24% on your flight if you consider stops on a Pasco to Illinois flight.

Cheap Pasco to Illinois flight deals and tips

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

Best Price Found

$346

Fastest flight time

5h 08m

Direct flights

None

Airports in Illinois

3 airports
The best one-way flight to Illinois from Pasco in the past 72 hours is $346. The best round-trip flight deal from Pasco to Illinois found on momondo in the last 72 hours is $327.
The fastest flight from Pasco to Illinois takes 5h 08m
There are no direct flights from Pasco to Illinois. Popular non-direct routes for this connection are Pasco Tri Cities Airport - Chicago O'Hare Intl Airport and Pasco Tri Cities Airport - Lambert-St Louis Airport.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)
Search flight deals

  • When did momondo last update prices for flights from Pasco Tri Cities Airport to Illinois?

    Prices for flights from Pasco Tri Cities Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from Pasco Tri Cities Airport to Illinois?

  • How old do you have to be to fly from Pasco Tri Cities Airport to Illinois?

    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 Pasco Tri Cities Airport to Illinois.

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

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Pasco to Illinois

Compare and see reviews for airlines that fly from Pasco to Illinois with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $177Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Alaska AirlinesPriceFrom $258Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

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

It is quick and easy to find Pasco to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pasco to Illinois.

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

Yes momondo offers price alerts on flights to Illinois from Pasco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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