United Flight 4242 Deals & Information (2025/2026)

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United Flight 4242 Route Deals From $101

The cheapest prices found with in the last 7 days for return flights were $179 and $101 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 7 - Mon, Aug 11
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$179 Roundtrip, found 5 days ago
$179
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 7 from Greater Rochester Intl. to Washington Dulles Intl., returning Mon, Aug 11, priced at $179 found 5 days ago
Thu, Aug 7 - Mon, Aug 11
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$189 Roundtrip, found 5 days ago
$189
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 7 from Greater Rochester Intl. to Washington Dulles Intl., returning Mon, Aug 11, priced at $189 found 5 days ago
Thu, Aug 7 - Mon, Aug 11
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 7 from Greater Rochester Intl. to Washington Dulles Intl., returning Mon, Aug 11, priced at $190 found 5 days ago
Fri, Sep 19 - Sun, Sep 21
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$194 Roundtrip, found 13 hours ago
$194
Roundtrip
found 13 hours ago
Select United flight, departing Fri, Sep 19 from Greater Rochester Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $194 found 13 hours ago
Thu, Aug 7 - Mon, Aug 11
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$200 Roundtrip, found 5 days ago
$200
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 7 from Greater Rochester Intl. to Washington Dulles Intl., returning Mon, Aug 11, priced at $200 found 5 days ago
Fri, Sep 19 - Sun, Sep 21
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$204 Roundtrip, found 13 hours ago
$204
Roundtrip
found 13 hours ago
Select United flight, departing Fri, Sep 19 from Greater Rochester Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $204 found 13 hours ago
Thu, Aug 7 - Mon, Aug 11
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$205 Roundtrip, found 5 days ago
$205
Roundtrip
found 5 days ago
Select United flight, departing Thu, Aug 7 from Greater Rochester Intl. to Washington Dulles Intl., returning Mon, Aug 11, priced at $205 found 5 days ago
Fri, Sep 19 - Sun, Sep 21
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$207 Roundtrip, found 13 hours ago
$207
Roundtrip
found 13 hours ago
Select United flight, departing Fri, Sep 19 from Greater Rochester Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $207 found 13 hours ago
Fri, Jun 20 - Mon, Jun 23
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$214 Roundtrip, found 4 hours ago
$214
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Jun 20 from Greater Rochester Intl. to Washington Dulles Intl., returning Mon, Jun 23, priced at $214 found 4 hours ago
Fri, Sep 19 - Sun, Sep 21
ROC
Greater Rochester Intl.
IAD
Washington Dulles Intl.
$217 Roundtrip, found 13 hours ago
$217
Roundtrip
found 13 hours ago
Select United flight, departing Fri, Sep 19 from Greater Rochester Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $217 found 13 hours ago