Chicago to Frankfurt Flights on Aer Lingus from $954.62*

Promo Code

Book Chicago to Frankfurt flight deals*

May 2026
From$3,108.75*
Seen: 16 hrs ago
Flight Type Round Trip/Economy
Jun 2026
From$1,593.37*
Seen: 15 hrs ago
Flight Type Round Trip/Economy
Jul 2026
From$1,264.95*
Seen: 4 hrs ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $3.1K
Displaying fares for May-2026
  • 09

    Sa

    MAY

  • 10

    Su

  • 11

    Mo

  • 12

    Tu

  • 13

    We

  • 14

    Th

  • 15

    Fr

  • 16

    Sa

  • 17

    Su

  • 18

    Mo

  • 19

    Tu

  • 20

    We

  • 21

    Th

  • 22

    Fr

  • 23

    Sa

  • 24

    Su

  • 25

    Mo

  • 26

    Tu

  • 27

    We

  • 28

    Th

  • 29

    Fr

  • 30

    Sa

  • 31

    Su

  • 01

    Mo

    JUN

  • 02

    Tu

  • 03

    We

  • 04

    Th

  • 05

    Fr

  • 06

    Sa

  • 07

    Su

  • 08

    Mo

    • Range$3,108.75

    * Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.

    Aer Lingus Plane Image

    Book Chicago to Frankfurt flight deals*

    $

    *Roundtrip Restrictions apply.
    Each way fare as part of a return trip including taxes and charges. One way fare including taxes and charges.

    QA FE Test Travel Dates Filter Feature Prepro

    $

    Boston (BOS)to

    Dublin (DUB)
    Oct 13 2026 - Oct 21 2026
    From
    $605.65
    Seen: 20 hrs ago
    Roundtrip*
    Economy

    Chicago (ORD)to

    Dublin (DUB)
    Oct 21 2026 - Nov 4 2026
    From
    $691.98
    Seen: 20 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Dublin (DUB)
    Oct 25 2026 - Nov 1 2026
    From
    $570.98
    Seen: 16 hrs ago
    Roundtrip*
    Economy

    Boston (BOS)to

    Shannon (SNN)
    Oct 18 2026 - Nov 8 2026
    From
    $632.20
    Seen: 18 hrs ago
    Roundtrip*
    Economy

    San Francisco (SFO)to

    Dublin (DUB)
    Nov 10 2026 - Nov 17 2026
    From
    $859.98
    Seen: 15 hrs ago
    Roundtrip*
    Economy

    Cleveland (CLE)to

    Dublin (DUB)
    Nov 4 2026 - Nov 18 2026
    From
    $739.98
    Seen: 18 hrs ago
    Roundtrip*
    Economy

    Washington, D.C. (IAD)to

    Dublin (DUB)
    Jun 13 2026 - Jun 18 2026
    From
    $804.65
    Seen: 15 hrs ago
    Roundtrip*
    Economy

    Los Angeles (LAX)to

    Dublin (DUB)
    Oct 14 2026 - Nov 5 2026
    From
    $860.09
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    Raleigh (RDU)to

    Dublin (DUB)
    Oct 28 2026 - Nov 6 2026
    From
    $691.98
    Seen: 19 hrs ago
    Roundtrip*
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 28 2026 - Nov 13 2026
    From
    $860.09
    Seen: 13 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Shannon (SNN)
    Nov 15 2026 - Nov 24 2026
    From
    $573.20
    Seen: 17 hrs ago
    Roundtrip*
    Economy

    Hartford (BDL)to

    Dublin (DUB)
    Nov 3 2026 - Nov 12 2026
    From
    $691.98
    Seen: 20 hrs ago
    Roundtrip*
    Economy

    Pittsburgh (PIT)to

    Dublin (DUB)
    Sep 9 2026 - Sep 16 2026
    From
    $734.79
    Seen: 10 hrs ago
    Roundtrip*
    Economy

    Denver (DEN)to

    Dublin (DUB)
    Sep 6 2026 - Sep 18 2026
    From
    $869.65
    Seen: 22 hrs ago
    Roundtrip*
    Economy

    Indianapolis (IND)to

    Dublin (DUB)
    Oct 28 2026 - Nov 4 2026
    From
    $789.98
    Seen: 23 hrs ago
    Roundtrip*
    Economy

    Orlando (MCO)to

    Dublin (DUB)
    Sep 7 2026 - Sep 16 2026
    From
    $904.79
    Seen: 13 hrs ago
    Roundtrip*
    Economy

    Philadelphia (PHL)to

    Dublin (DUB)
    Sep 1 2026 - Sep 8 2026
    From
    $696.65
    Seen: 21 hrs ago
    Roundtrip*
    Economy

    Nashville (BNA)to

    Dublin (DUB)
    Oct 27 2026 - Nov 3 2026
    From
    $789.98
    Seen: 20 hrs ago
    Roundtrip*
    Economy

    Minneapolis (MSP)to

    Dublin (DUB)
    Aug 16 2026 - Aug 26 2026
    From
    $799.65
    Seen: 19 hrs ago
    Roundtrip*
    Economy

    New York/Newark (EWR)to

    Dublin (DUB)
    Oct 12 2026 - Nov 5 2026
    From
    $571.09
    Seen: 7 hrs ago
    Roundtrip*
    Economy