Flights Washington DC → Oslo (Gardermoen)
As of November 2026, economy flights from Washington DC to Oslo (Gardermoen) have a typical range USD 737–1254, median USD 895. Full range across all 493 offers: USD 501–1460. We analyzed 493 offers from 26 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Washington DC → Oslo (Gardermoen)
Based on 493 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Washington DC → Oslo (Gardermoen)
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Icelandair | — | — | — |
| Scandinavian Airlines | — | — | — |
| TAP Air Portugal | — | — | — |
| Lufthansa | — | — | — |
| jetBlue | — | — | — |
| United | — | — | — |
| British Airways | — | — | — |
| American Airlines | Included | — | — |
| Air France | — | — | — |
| Delta | — | — | — |
| Southwest | Included | Included | — |
| Turkish Airlines | — | — | — |
| SWISS | — | — | — |
| Finnair | — | — | — |
| KLM | — | — | — |
| Iberia | — | — | — |
| Air Canada | — | — | — |
| Austrian Airlines | — | — | — |
| Brussels Airlines | — | — | — |
| Virgin Atlantic | — | — | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Washington DC to Oslo (Gardermoen) cost?
Based on 493 offers · November 2026
Washington DC to Oslo (Gardermoen) flights ranged from USD 501 to USD 1460 across 493 offers analyzed in November 2026. The chart below shows how prices distributed across all 493 offers.
These 493 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 803 and USD 1103
What hidden fees do Washington DC to Oslo (Gardermoen) flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Washington DC to Oslo (Gardermoen) routes. The breakdown below is based on 493 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| FI | 10 | 1% |
| SK | 10 | 1% |
| TP | 10 | 1% |
| LH | 10 | 1% |
| B6 | 10 | 1% |
| UA | 10 | 1% |
| BA | 15 | 1% |
| AA | 10 | 1% |
| AF | 27 | 2% |
| DL | 10 | 1% |
| WN | 0 | 0% |
| TK | 10 | 1% |
| LX | 12 | 1% |
| AY | 10 | 1% |
| KL | 35 | 3% |
| IB | 12 | 1% |
| AC | 12 | 1% |
| OS | 10 | 1% |
| SN | 10 | 1% |
| VS | 20 | 2% |
KLM: base ~USD 1111 + fees USD 35 = ~USD 1146 total. Finnair: base ~USD 1194 + fees USD 10 = ~USD 1204 total.
KLM's USD 35 ancillary fees narrow the gap with Finnair's lower-fee model — the USD 83 base difference shrinks to USD 58 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Washington DC to Oslo (Gardermoen)?
26 airlines flew Washington DC to Oslo (Gardermoen) in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (SAS), fares ranged USD 647–872 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 SAS | 54 | 647–872 | 662 | 10 (2%) |
 Tap Air Portugal | 1 | — | 676 | n/a |
 Southwest | 1 | — | 733 | n/a |
 Lufthansa | 5 | — | 762 | n/a |
 Delta | 5 | — | 763 | n/a |
 United | 11 | 770–775 | 770 | n/a |
 American Airlines | 4 | 769–777 | 775 | 10 (1%) |
 Icelandair | 14 | 578–959 | 791 | 10 (1%) |
 British Airways | 1 | — | 801 | n/a |
 Delta Air Lines | 83 | 803–895 | 875 | 10 (1%) |
 B6 | 4 | 765–1012 | 889 | 10 (1%) |
 TAP Air Portugal | 32 | 745–1096 | 889 | 10 (1%) |
 Iberia | 9 | 912–921 | 917 | 12 (1%) |
 Turkish Airlines | 22 | 842–1052 | 917 | 10 (1%) |
 Southwest Airlines | 4 | 836–1081 | 959 | 0 (0%) |
 Lufthansa | 42 | 754–1113 | 994 | 10 (1%) |
 British Airways | 35 | 773–1318 | 1021 | 15 (1%) |
 Austrian | 2 | 1051–1062 | 1056 | 10 (1%) |
 United Airlines | 38 | 844–1241 | 1059 | 10 (1%) |
 Air Canada | 31 | 1020–1215 | 1074 | 12 (1%) |
 Swiss | 13 | 977–1344 | 1137 | 12 (1%) |
 Brussels Airlines | 1 | — | 1144 | 10 (1%) |
 KLM | 26 | 955–1335 | 1146 | 35 (3%) |
 Air France | 30 | 796–1345 | 1196 | 27 (2%) |
 Finnair | 10 | 887–1339 | 1204 | 10 (1%) |
 Virgin Atlantic | 15 | 1189–1324 | 1310 | 20 (2%) |
Where do the best Washington DC → Oslo (Gardermoen) prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Washington DC to Oslo (Gardermoen) flights
- Full-service carriers on Washington DC–Oslo (Gardermoen) cost 1.1x more than budget airlines (USD 954 vs USD 860 median; overall median USD 895).
- KL charges 3.5x more in ancillary fees than SN — USD 35 vs USD 10 avg per booking.
- The same route priced USD 289 apart depending on where it was booked — the lowest median was USD 659. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Washington DC to Oslo (Gardermoen) cost?
- Based on 493 offers analyzed, Washington DC to Oslo (Gardermoen) flights range from USD 501 to USD 1460, with a median price of USD 895. Search for your specific dates →
- What hidden fees should I expect on Washington DC to Oslo (Gardermoen) flights?
- On average, ancillary fees (bags, seat selection) add USD 13 to the base fare on Washington DC to Oslo (Gardermoen) flights. See itemized fees for your itinerary →
- Which airline is cheapest on Washington DC to Oslo (Gardermoen) including all fees?
- SAS has the lowest median fare on Washington DC to Oslo (Gardermoen) at USD 662 (median across 54 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Washington DC–Oslo (Gardermoen) flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 659. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Washington DC to Oslo (Gardermoen) routes?
- Washington DC to Oslo (Gardermoen) has 26 airlines competing, creating a price range from USD 501 to USD 1460 across 493 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
26 airlines compete on this route — we check every one
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