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Cheap flights from Illinois to Frankfurt am Main from $297

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 Frankfurt am Main departing on 4/25. 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 Frankfurt am Main

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
8:25 pm - 4:55 pm
ORD
-
FRA
13h 30m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 2:45 pm
FRA
-
ORD
15h 45m
1 stop
$497TAP AIR PORTUGAL
søn., mar. 1 - søn., mar. 8
TAP AIR PORTUGAL Logo
8:25 pm - 10:40 pm
ORD
-
FRA
19h 15m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 2:45 pm
FRA
-
ORD
15h 45m
1 stop
$498TAP AIR PORTUGAL
søn., mar. 1 - søn., mar. 8
TAP AIR PORTUGAL Logo
8:25 pm - 4:55 pm
ORD
-
FRA
13h 30m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 2:45 pm
FRA
-
ORD
15h 45m
1 stop
$499TAP AIR PORTUGAL
søn., mar. 1 - søn., mar. 8
TAP AIR PORTUGAL Logo
7:10 pm - 12:30 pm
ORD
-
FRA
34h 20m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 4:25 pm
FRA
-
ORD
16h 25m
1 stop
$515TAP AIR PORTUGAL
ons., mar. 4 - fre., mar. 13
Aer Lingus Logo
8:40 pm - 7:20 pm
ORD
-
FRA
16h 40m
1 stop
Aer Lingus Logo
10:45 am - 6:55 pm
FRA
-
ORD
14h 10m
1 stop
$530Aer Lingus
man., mar. 9 - tir., mar. 17
Multiple Airlines Logo
4:05 pm - 8:00 pm
STL
-
FRA
20h 55m
2 stops
Multiple Airlines Logo
7:00 am - 8:04 pm
FRA
-
STL
20h 04m
2 stops
$747Multiple Airlines
tir., apr. 28 - tir., maj 5
Multiple Airlines Logo
4:05 pm - 8:00 pm
STL
-
FRA
20h 55m
2 stops
Multiple Airlines Logo
7:00 am - 8:05 pm
FRA
-
STL
20h 05m
3 stops
$751Multiple Airlines
tir., apr. 28 - tir., maj 5
Delta Logo
5:16 pm - 8:40 am
MLI
-
FRA
32h 24m
2 stops
Delta Logo
10:40 am - 10:21 pm
FRA
-
MLI
18h 41m
1 stop
$814Delta
man., maj 18 - fre., juni 5
Scandinavian Airlines Logo
4:21 pm - 2:30 pm
STL
-
FRA
16h 09m
2 stops
Scandinavian Airlines Logo
3:15 pm - 11:58 pm
FRA
-
STL
38h 43m
2 stops
$859Scandinavian Airlines
man., mar. 23 - fre., mar. 27
Delta Logo
12:53 pm - 8:55 am
MDW
-
FRA
13h 02m
1 stop
Delta Logo
10:15 am - 6:36 pm
FRA
-
MDW
15h 21m
2 stops
$868Delta
ons., apr. 29 - ons., maj 6

British Airways flights from Illinois to Frankfurt am Main Airport

Our best British Airways deals on Illinois to Frankfurt am Main Airport flight tickets
British Airways
Apr 15
STL2:33 pmLambert-St Louis
16h 22m
2 stops
FRA1:55 pmFrankfurt am Main
May 13
FRA9:20 amFrankfurt am Main
17h 10m
1 stop
STL7:30 pmLambert-St Louis
$860
British Airways
Apr 28
STL9:35 pmLambert-St Louis
15h 15m
1 stop
FRA7:50 pmFrankfurt am Main
May 5
FRA10:55 amFrankfurt am Main
15h 35m
1 stop
STL7:30 pmLambert-St Louis
$861
British Airways
Apr 15
STL2:33 pmLambert-St Louis
25h 12m
2 stops
FRA10:45 pmFrankfurt am Main
May 13
FRA3:25 pmFrankfurt am Main
32h 16m
2 stops
STL4:41 pmLambert-St Louis
$870

United Airlines flights from Illinois to Frankfurt am Main Airport

Our best United Airlines deals on Illinois to Frankfurt am Main Airport flight tickets
United Airlines
Apr 15
STL8:54 amLambert-St Louis
17h 26m
1 stop
FRA9:20 amFrankfurt am Main
May 13
FRA9:55 amFrankfurt am Main
17h 10m
1 stop
STL8:05 pmLambert-St Louis
$865
United Airlines
May 2
STL4:44 pmLambert-St Louis
35h 31m
1 stop
FRA11:15 amFrankfurt am Main
May 10
FRA5:05 pmFrankfurt am Main
33h 59m
1 stop
STL8:04 pmLambert-St Louis
$908
United Airlines
Mar 5
PIA2:20 pmGreater Peoria
12h 35m
1 stop
FRA9:55 amFrankfurt am Main
Mar 9
FRA10:50 amFrankfurt am Main
16h 31m
1 stop
PIA9:21 pmGreater Peoria
$1,822

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Frankfurt am Main Airport 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 februar 13, 2026.
Use the filters below to find and compare flights from Illinois to Frankfurt am Main Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

søn. 3/1

8:25 pm-4:55 pm

1 stop13h 30m

Frankfurt am Main

søn. 3/8

6:00 am-2:45 pm

1 stop15h 45m

$497

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

søn. 3/1

8:25 pm-10:40 pm

1 stop19h 15m

Frankfurt am Main

søn. 3/8

6:00 am-2:45 pm

1 stop15h 45m

$498

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

søn. 3/1

8:25 pm-4:55 pm

1 stop13h 30m

Frankfurt am Main

søn. 3/8

6:00 am-2:45 pm

1 stop15h 45m

$499

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

ons. 3/4

7:10 pm-12:30 pm

1 stop34h 20m

Frankfurt am Main

fre. 3/13

6:00 am-4:25 pm

1 stop16h 25m

$515

ChicagoFrankfurt am Main

ORD - FRA

ORDFRA

Chicago O'Hare Intl

man. 3/9

8:40 pm-7:20 pm

1 stop16h 40m

Frankfurt am Main

tir. 3/17

10:45 am-6:55 pm

1 stop14h 10m

$530

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

tir. 4/28

4:05 pm-8:00 pm

2 stops20h 55m

Frankfurt am Main

tir. 5/5

7:00 am-8:04 pm

2 stops20h 04m

$747

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

tir. 4/28

4:05 pm-8:00 pm

2 stops20h 55m

Frankfurt am Main

tir. 5/5

7:00 am-8:05 pm

3 stops20h 05m

$751

MolineFrankfurt am Main

MLI - FRA

MLIFRA

Moline Quad-City

man. 5/18

5:16 pm-8:40 am

2 stops32h 24m

Frankfurt am Main

fre. 6/5

10:40 am-10:21 pm

1 stop18h 41m

$814

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

man. 3/23

4:21 pm-2:30 pm

2 stops16h 09m

Frankfurt am Main

fre. 3/27

3:15 pm-11:58 pm

2 stops38h 43m

$859

ChicagoFrankfurt am Main

MDW - FRA

MDWFRA

Chicago Midway

ons. 4/29

12:53 pm-8:55 am

1 stop13h 02m

Frankfurt am Main

ons. 5/6

10:15 am-6:36 pm

2 stops15h 21m

$868

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 Frankfurt am Main from

How to get the cheapest flight ticket from Illinois to Frankfurt am Main Airport

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 Frankfurt am Main Airport?

In general, February is the cheapest month to fly from Illinois to Frankfurt am Main Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $575. If you aren’t able to travel to Frankfurt am Main Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $598.

What is the cheapest day to depart on your flight to Frankfurt am Main Airport?

On average, the least expensive day to fly to Frankfurt am Main Airport from Illinois is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $876. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Illinois to Frankfurt am Main Airport on a Saturday will generally be more expensive and average around $1,033. 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 Frankfurt am Main Airport?

According to our data, the cheapest time of day to fly to Frankfurt am Main Airport is in the evening. momondo users have found flights departing from Illinois to Frankfurt am Main Airport in the evening for as low as $895. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Frankfurt am Main Airport is in the afternoon when prices are around $950.

What is the cheapest Illinois to Frankfurt am Main flight route?

Fly from Chicago O'Hare Intl to Frankfurt am Main for the best Illinois - Frankfurt am Main flight prices

How far in advance should I book a flight to Frankfurt am Main Airport?

You are more likely to see cheaper flights to Frankfurt am Main Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Frankfurt am Main Airport for around $900 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Frankfurt am Main Airport from Illinois for as low as $815 on momondo.

What cabin class options are available on Illinois to Frankfurt am Main flights?

There are 4 cabin classes available to choose from on Illinois to Frankfurt am Main flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Frankfurt am Main Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Illinois to Frankfurt am Main Airport flight.

Cheap Illinois to Frankfurt am Main Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Frankfurt am Main Airport

Best Price Found

$471

Fastest flight time

8h 05m

Direct flights

Every day
The best one-way flight to Frankfurt am Main Airport from Illinois in the past 72 hours is $471. The best round-trip flight deal from Illinois to Frankfurt am Main Airport found on momondo in the last 72 hours is $624.
The fastest flight from Illinois to Frankfurt am Main Airport takes 8h 05m
Direct flights go from Illinois to Frankfurt am Main Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Frankfurt am Main Airport?

    Prices for flights from Illinois to Frankfurt am Main Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to Frankfurt am Main Airport?

  • How old do you have to be to fly from Illinois to Frankfurt am Main Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Frankfurt am Main Airport.

  • What documentation or ID do you need to fly to Frankfurt am Main Airport?

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

  • What is the most popular plane model from Illinois to Frankfurt am Main Airport?

Best airlines flying from Illinois to Frankfurt am Main Airport

Compare and see reviews for airlines that fly from Illinois to Frankfurt am Main Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $137Free CancellationRating
7.9
8,201 reviews
Search Delta flights
British AirwaysPriceFrom $415Free CancellationRating
6.7
7,739 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $431Free CancellationRating
7.1
2,142 reviews
Search TAP AIR PORTUGAL flights
LOTPriceFrom $462Free CancellationRating
7.5
1,179 reviews
Search LOT flights
IcelandairPriceFrom $467Free CancellationRating
7.1
614 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $477Free CancellationRating
7.3
1,682 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $501Free CancellationRating
7.2
1,450 reviews
Search Aer Lingus flights
KLMPriceFrom $596Free CancellationRating
7.7
1,454 reviews
Search KLM flights
United AirlinesPriceFrom $607Free CancellationRating
7.4
9,288 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $642Free CancellationRating
7.3
4,216 reviews
Search Turkish Airlines flights

Traveling to a place near Frankfurt am Main?

Book flights to Frankfurt am Main if you plan to visit one of these locations
Heidelberg
Baden-Baden
Wurzburg
Koblenz
Mainz
Trier
Rothenburg ob der Tauber
Wiesbaden
Fulda
Darmstadt
Kaiserslautern
Heilbronn
Aschaffenburg
Marburg
Cochem
Rüdesheim am Rhein
Ludwigsburg
Bernkastel-Kues
Nuerburg
Bad Kissingen

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Frankfurt am Main?

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

Can I find flights from Illinois to Frankfurt am Main with flexible booking policies on momondo?

Yes. All flights to Frankfurt am Main from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Frankfurt am Main?

momondo provides multiple filters to help you find the best flight to Frankfurt am Main 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 Frankfurt am Main right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Illinois to Frankfurt am Main flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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