United Flight AC3490 Deals & Information (2025/2026)

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United Flight 3490 Route Deals From $118

The cheapest prices found with in the last 7 days for return flights were $225 and $118 for one-way flights to Pearson Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 7 - Wed, Sep 10
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$225 Roundtrip, found 4 hours ago
$225
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Pearson Intl., returning Wed, Sep 10, priced at $225 found 4 hours ago
Sun, Sep 7 - Wed, Sep 10
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$234 Roundtrip, found 4 hours ago
$234
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Pearson Intl., returning Wed, Sep 10, priced at $234 found 4 hours ago
Mon, Jul 21 - Thu, Jul 24
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$235 Roundtrip, found 5 days ago
$235
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jul 21 from Washington Dulles Intl. to Pearson Intl., returning Thu, Jul 24, priced at $235 found 5 days ago
Sun, Sep 7 - Wed, Sep 10
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$252 Roundtrip, found 4 hours ago
$252
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Pearson Intl., returning Wed, Sep 10, priced at $252 found 4 hours ago
Wed, Aug 6 - Sat, Aug 9
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$254 Roundtrip, found 3 days ago
$254
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 6 from Washington Dulles Intl. to Pearson Intl., returning Sat, Aug 9, priced at $254 found 3 days ago
Sun, Sep 7 - Wed, Sep 10
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$257 Roundtrip, found 4 hours ago
$257
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Pearson Intl., returning Wed, Sep 10, priced at $257 found 4 hours ago
Sun, Sep 7 - Wed, Sep 10
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$262 Roundtrip, found 4 hours ago
$262
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Sep 7 from Washington Dulles Intl. to Pearson Intl., returning Wed, Sep 10, priced at $262 found 4 hours ago
Wed, Aug 6 - Sat, Aug 9
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$272 Roundtrip, found 3 days ago
$272
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 6 from Washington Dulles Intl. to Pearson Intl., returning Sat, Aug 9, priced at $272 found 3 days ago
Fri, Jul 18 - Tue, Jul 22
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$278 Roundtrip, found 1 hour ago
$278
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Jul 18 from Washington Dulles Intl. to Pearson Intl., returning Tue, Jul 22, priced at $278 found 1 hour ago
Fri, Jul 11 - Fri, Jul 18
IAD
Washington Dulles Intl.
YYZ
Pearson Intl.
$281 Roundtrip, found 5 days ago
$281
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 11 from Washington Dulles Intl. to Pearson Intl., returning Fri, Jul 18, priced at $281 found 5 days ago

Frequently asked questions

What route does flight number UA3490 take?
UA3490 takes several routes. The most frequently flown is Washington Dulles Intl. Airport (IAD) to Indianapolis Airport, which flies direct. This service usually takes 1 hour and 47 minutes. That said, there may possibly be other flights with the same number that have one or more stops.
What kind of plane is on flight number UA3490?
Chances are you'll be boarding an Embraer 175 if you're going from IAD to Indianapolis Airport, the most popular route for flight UA3490.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA3490 flight with Travelocity, please visit our Customer Service Portal.