Washington (IAD) to Trondheim (TRD) flight deal in economy from $421
IADWashington Dulles International Airport
Washington, United States
TRDTrondheim Airport, Værnes
Trondheim, Norway
$771 USD
-45%$421 USD
Verified 1 day agoOctober 2026
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Rare Availability
9% of dates checked are available within 10% of the lowest price
Sunday, October 18th, 2026
8 round-trip options
Returning
Fri, Oct 23, 2026•5 Day Trip
$477 USD
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Sat, Oct 24, 2026•6 Day Trip
$477 USD
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Sun, Oct 25, 2026•7 Day Trip
$554 USD
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Mon, Oct 26, 2026•8 Day Trip
$492 USD
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Tue, Oct 27, 2026•9 Day Trip
$487 USD
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Wed, Oct 28, 2026•10 Day Trip
$499 USD
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Sat, Oct 31, 2026•13 Day Trip
$563 USD
Returning
Sun, Nov 1, 2026•14 Day Trip
$543 USD