Flights from Las Vegas, NV to Washington, D.C.

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Best Deals on Flights From Las Vegas, NV (LAS) to Washington, D.C. (IAD)

Try alternate month or interact with individual days below in order to find offers.
Aug 2026
No results for this month.
Sep 2026
from$103*
Last seen: 4 hours ago
One-way/Economy
Oct 2026
from$117*
Last seen: 8 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $103
cmp-daily-histogram-bars-legend-max-price-aria-label $372
Displaying fares for August-2026
  • LAS–IAD: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

    AUG

  • LAS–IAD: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

  • LAS–IAD, Sep 1, 2026: from $147
    01

    Tue

    SEP

  • LAS–IAD, Sep 2, 2026: from $147
    02

    Wed

  • LAS–IAD, Sep 3, 2026: from $213
    03

    Thu

  • LAS–IAD, Sep 4, 2026: from $213
    04

    Fri

  • LAS–IAD, Sep 5, 2026: from $112
    05

    Sat

  • LAS–IAD, Sep 6, 2026: from $372
    06

    Sun

  • LAS–IAD, Sep 7, 2026: from $315
    07

    Mon

  • LAS–IAD, Sep 8, 2026: from $219
    08

    Tue

  • LAS–IAD, Sep 9, 2026: from $112
    09

    Wed

  • LAS–IAD, Sep 10, 2026: from $103
    10

    Thu

  • LAS–IAD, Sep 11, 2026: from $112
    11

    Fri

  • LAS–IAD: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

  • LAS–IAD, Sep 13, 2026: from $204
    13

    Sun

  • LAS–IAD, Sep 14, 2026: from $204
    14

    Mon

  • LAS–IAD: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

  • LAS–IAD: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

  • LAS–IAD: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

  • LAS–IAD, Sep 18, 2026: from $163
    18

    Fri

  • LAS–IAD, Sep 19, 2026: from $168
    19

    Sat

  • LAS–IAD, Sep 20, 2026: from $197
    20

    Sun

  • LAS–IAD, Sep 21, 2026: from $179
    21

    Mon

  • LAS–IAD, Sep 22, 2026: from $138
    22

    Tue

  • LAS–IAD, Sep 23, 2026: from $138
    23

    Wed

  • LAS–IAD, Sep 24, 2026: from $138
    24

    Thu

  • LAS–IAD, Sep 25, 2026: from $146
    25

    Fri

  • LAS–IAD, Sep 26, 2026: from $138
    26

    Sat

  • LAS–IAD, Sep 27, 2026: from $193
    27

    Sun

  • LAS–IAD, Sep 28, 2026: from $173
    28

    Mon

  • LAS–IAD, Sep 29, 2026: from $138
    29

    Tue

    • Range$103-$372

    *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from Las Vegas, NV to Washington, D.C. on Frontier

    $
    Flights Deals from Las Vegas, NV to Washington, D.C. on Frontier
    From
    To
    Las Vegas, NV (LAS)Washington, D.C. (IAD)One-way
    /
    Discount Den Basic Fare    		Departing Dec 17, 2026

    From

    $179

    Last seen: 5 hours ago

    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    Las Vegas, NV Washington, D.C.

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